[libvirt] [PATCH v1 20/37] Adapt to VIR_ALLOC and virAsprintf in src/qemu/*

--- src/qemu/qemu_agent.c | 42 ++--- src/qemu/qemu_capabilities.c | 69 +++------ src/qemu/qemu_cgroup.c | 4 +- src/qemu/qemu_command.c | 355 +++++++++++++++---------------------------- src/qemu/qemu_conf.c | 88 ++++------- src/qemu/qemu_domain.c | 50 ++---- src/qemu/qemu_driver.c | 124 ++++----------- src/qemu/qemu_hotplug.c | 84 +++------- src/qemu/qemu_migration.c | 94 +++--------- src/qemu/qemu_monitor.c | 33 +--- src/qemu/qemu_monitor_json.c | 118 +++++--------- src/qemu/qemu_monitor_text.c | 233 +++++++--------------------- src/qemu/qemu_process.c | 70 +++------ 13 files changed, 395 insertions(+), 969 deletions(-) diff --git a/src/qemu/qemu_agent.c b/src/qemu/qemu_agent.c index 9914521..80cccf9 100644 --- a/src/qemu/qemu_agent.c +++ b/src/qemu/qemu_agent.c @@ -514,10 +514,8 @@ qemuAgentIORead(qemuAgentPtr mon) if (avail < 1024) { if (VIR_REALLOC_N(mon->buffer, - mon->bufferLength + 1024) < 0) { - virReportOOMError(); + mon->bufferLength + 1024) < 0) return -1; - } mon->bufferLength += 1024; avail += 1024; } @@ -919,10 +917,8 @@ qemuAgentGuestSync(qemuAgentPtr mon) if (virAsprintf(&sync_msg.txBuffer, "{\"execute\":\"guest-sync\", " - "\"arguments\":{\"id\":%llu}}", id) < 0) { - virReportOOMError(); + "\"arguments\":{\"id\":%llu}}", id) < 0) return -1; - } sync_msg.txLength = strlen(sync_msg.txBuffer); @@ -988,10 +984,8 @@ qemuAgentCommand(qemuAgentPtr mon, if (!(cmdstr = virJSONValueToString(cmd, false))) goto cleanup; - if (virAsprintf(&msg.txBuffer, "%s" LINE_ENDING, cmdstr) < 0) { - virReportOOMError(); + if (virAsprintf(&msg.txBuffer, "%s" LINE_ENDING, cmdstr) < 0) goto cleanup; - } msg.txLength = strlen(msg.txBuffer); VIR_DEBUG("Send command '%s' for write, seconds = %d", cmdstr, seconds); @@ -1147,10 +1141,10 @@ qemuAgentMakeCommand(const char *cmdname, va_start(args, cmdname); if (!(obj = virJSONValueNewObject())) - goto no_memory; + goto error; if (virJSONValueObjectAppendString(obj, "execute", cmdname) < 0) - goto no_memory; + goto error; while ((key = va_arg(args, char *)) != NULL) { int ret; @@ -1169,7 +1163,7 @@ qemuAgentMakeCommand(const char *cmdname, if (!jargs && !(jargs = virJSONValueNewObject())) - goto no_memory; + goto error; /* This doesn't support maps/arrays. This hasn't * proved to be a problem..... yet :-) */ @@ -1220,19 +1214,17 @@ qemuAgentMakeCommand(const char *cmdname, goto error; } if (ret < 0) - goto no_memory; + goto error; } if (jargs && virJSONValueObjectAppend(obj, "arguments", jargs) < 0) - goto no_memory; + goto error; va_end(args); return obj; -no_memory: - virReportOOMError(); error: virJSONValueFree(obj); virJSONValueFree(jargs); @@ -1497,10 +1489,8 @@ qemuAgentGetVCPUs(qemuAgentPtr mon, ndata = virJSONValueArraySize(data); - if (VIR_ALLOC_N(*info, ndata) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(*info, ndata) < 0) goto cleanup; - } for (i = 0; i < ndata; i++) { virJSONValuePtr entry = virJSONValueArrayGet(data, i); @@ -1562,23 +1552,23 @@ qemuAgentSetVCPUs(qemuAgentPtr mon, /* create the key data array */ if (!(cpus = virJSONValueNewArray())) - goto no_memory; + goto cleanup; for (i = 0; i < ninfo; i++) { qemuAgentCPUInfoPtr in = &info[i]; /* create single cpu object */ if (!(cpu = virJSONValueNewObject())) - goto no_memory; + goto cleanup; if (virJSONValueObjectAppendNumberInt(cpu, "logical-id", in->id) < 0) - goto no_memory; + goto cleanup; if (virJSONValueObjectAppendBoolean(cpu, "online", in->online) < 0) - goto no_memory; + goto cleanup; if (virJSONValueArrayAppend(cpus, cpu) < 0) - goto no_memory; + goto cleanup; cpu = NULL; } @@ -1606,8 +1596,4 @@ cleanup: virJSONValueFree(cpu); virJSONValueFree(cpus); return ret; - -no_memory: - virReportOOMError(); - goto cleanup; } diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c index 969b001..594ef97 100644 --- a/src/qemu/qemu_capabilities.c +++ b/src/qemu/qemu_capabilities.c @@ -400,7 +400,6 @@ virQEMUCapsParseMachineTypesStr(const char *output, VIR_REALLOC_N(qemuCaps->machineMaxCpus, qemuCaps->nmachineTypes + 1) < 0) { VIR_FREE(name); VIR_FREE(canonical); - virReportOOMError(); return -1; } qemuCaps->nmachineTypes++; @@ -499,10 +498,8 @@ virQEMUCapsParseX86Models(const char *output, if (*p == '\0' || *p == '\n') continue; - if (VIR_EXPAND_N(qemuCaps->cpuDefinitions, qemuCaps->ncpuDefinitions, 1) < 0) { - virReportOOMError(); + if (VIR_EXPAND_N(qemuCaps->cpuDefinitions, qemuCaps->ncpuDefinitions, 1) < 0) goto cleanup; - } if (next) len = next - p - 1; @@ -558,10 +555,8 @@ virQEMUCapsParsePPCModels(const char *output, if (*p == '\n') continue; - if (VIR_EXPAND_N(qemuCaps->cpuDefinitions, qemuCaps->ncpuDefinitions, 1) < 0) { - virReportOOMError(); + if (VIR_EXPAND_N(qemuCaps->cpuDefinitions, qemuCaps->ncpuDefinitions, 1) < 0) goto cleanup; - } len = t - p - 1; @@ -622,10 +617,8 @@ virQEMUCapsFindBinaryForArch(virArch hostarch, const char *archstr = virQEMUCapsArchToString(guestarch); char *binary; - if (virAsprintf(&binary, "qemu-system-%s", archstr) < 0) { - virReportOOMError(); + if (virAsprintf(&binary, "qemu-system-%s", archstr) < 0) return NULL; - } ret = virFindFileInPath(binary); VIR_FREE(binary); @@ -842,10 +835,8 @@ virQEMUCapsInitCPU(virCapsPtr caps, virNodeInfo nodeinfo; int ret = -1; - if (VIR_ALLOC(cpu) < 0) { - virReportOOMError(); + if (VIR_ALLOC(cpu) < 0) goto error; - } cpu->arch = arch; @@ -1536,10 +1527,8 @@ virQEMUCapsParseDeviceStrObjectTypes(const char *str, goto cleanup; } - if (VIR_EXPAND_N(typelist, ntypelist, 1) < 0) { - virReportOOMError(); + if (VIR_EXPAND_N(typelist, ntypelist, 1) < 0) goto cleanup; - } if (VIR_STRNDUP(typelist[ntypelist - 1], tmp, end-tmp) < 0) goto cleanup; } @@ -1591,10 +1580,8 @@ virQEMUCapsParseDeviceStrObjectProps(const char *str, _("Malformed QEMU device list string, missing '='")); goto cleanup; } - if (VIR_EXPAND_N(proplist, nproplist, 1) < 0) { - virReportOOMError(); + if (VIR_EXPAND_N(proplist, nproplist, 1) < 0) goto cleanup; - } if (VIR_STRNDUP(proplist[nproplist - 1], tmp, end-tmp) < 0) goto cleanup; } @@ -1735,12 +1722,11 @@ virQEMUCapsNew(void) return NULL; if (!(qemuCaps->flags = virBitmapNew(QEMU_CAPS_LAST))) - goto no_memory; + goto error; return qemuCaps; -no_memory: - virReportOOMError(); +error: virObjectUnref(qemuCaps); return NULL; } @@ -1762,7 +1748,7 @@ virQEMUCapsPtr virQEMUCapsNewCopy(virQEMUCapsPtr qemuCaps) ret->arch = qemuCaps->arch; if (VIR_ALLOC_N(ret->cpuDefinitions, qemuCaps->ncpuDefinitions) < 0) - goto no_memory; + goto error; ret->ncpuDefinitions = qemuCaps->ncpuDefinitions; for (i = 0; i < qemuCaps->ncpuDefinitions; i++) { if (VIR_STRDUP(ret->cpuDefinitions[i], qemuCaps->cpuDefinitions[i]) < 0) @@ -1770,11 +1756,11 @@ virQEMUCapsPtr virQEMUCapsNewCopy(virQEMUCapsPtr qemuCaps) } if (VIR_ALLOC_N(ret->machineTypes, qemuCaps->nmachineTypes) < 0) - goto no_memory; + goto error; if (VIR_ALLOC_N(ret->machineAliases, qemuCaps->nmachineTypes) < 0) - goto no_memory; + goto error; if (VIR_ALLOC_N(ret->machineMaxCpus, qemuCaps->nmachineTypes) < 0) - goto no_memory; + goto error; ret->nmachineTypes = qemuCaps->nmachineTypes; for (i = 0; i < qemuCaps->nmachineTypes; i++) { if (VIR_STRDUP(ret->machineTypes[i], qemuCaps->machineTypes[i]) < 0 || @@ -1785,8 +1771,6 @@ virQEMUCapsPtr virQEMUCapsNewCopy(virQEMUCapsPtr qemuCaps) return ret; -no_memory: - virReportOOMError(); error: virObjectUnref(ret); return NULL; @@ -1896,7 +1880,6 @@ int virQEMUCapsAddCPUDefinition(virQEMUCapsPtr qemuCaps, return -1; if (VIR_EXPAND_N(qemuCaps->cpuDefinitions, qemuCaps->ncpuDefinitions, 1) < 0) { VIR_FREE(tmp); - virReportOOMError(); return -1; } qemuCaps->cpuDefinitions[qemuCaps->ncpuDefinitions-1] = tmp; @@ -2108,18 +2091,12 @@ virQEMUCapsProbeQMPMachineTypes(virQEMUCapsPtr qemuCaps, if ((nmachines = qemuMonitorGetMachines(mon, &machines)) < 0) goto cleanup; - if (VIR_ALLOC_N(qemuCaps->machineTypes, nmachines) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(qemuCaps->machineTypes, nmachines) < 0) goto cleanup; - } - if (VIR_ALLOC_N(qemuCaps->machineAliases, nmachines) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(qemuCaps->machineAliases, nmachines) < 0) goto cleanup; - } - if (VIR_ALLOC_N(qemuCaps->machineMaxCpus, nmachines) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(qemuCaps->machineMaxCpus, nmachines) < 0) goto cleanup; - } for (i = 0; i < nmachines; i++) { if (VIR_STRDUP(qemuCaps->machineAliases[i], machines[i]->alias) < 0 || @@ -2506,14 +2483,10 @@ virQEMUCapsInitQMP(virQEMUCapsPtr qemuCaps, /* the ".sock" sufix is important to avoid a possible clash with a qemu * domain called "capabilities" */ - if (virAsprintf(&monpath, "%s/%s", libDir, "capabilities.monitor.sock") < 0) { - virReportOOMError(); + if (virAsprintf(&monpath, "%s/%s", libDir, "capabilities.monitor.sock") < 0) goto cleanup; - } - if (virAsprintf(&monarg, "unix:%s,server,nowait", monpath) < 0) { - virReportOOMError(); + if (virAsprintf(&monarg, "unix:%s,server,nowait", monpath) < 0) goto cleanup; - } /* ".pidfile" suffix is used rather than ".pid" to avoid a possible clash * with a qemu domain called "capabilities" @@ -2521,10 +2494,8 @@ virQEMUCapsInitQMP(virQEMUCapsPtr qemuCaps, * -daemonize we need QEMU to be allowed to create them, rather * than libvirtd. So we're using libDir which QEMU can write to */ - if (virAsprintf(&pidfile, "%s/%s", libDir, "capabilities.pidfile") < 0) { - virReportOOMError(); + if (virAsprintf(&pidfile, "%s/%s", libDir, "capabilities.pidfile") < 0) goto cleanup; - } memset(&config, 0, sizeof(config)); config.type = VIR_DOMAIN_CHR_TYPE_UNIX; @@ -2744,10 +2715,8 @@ virQEMUCapsCacheNew(const char *libDir, { virQEMUCapsCachePtr cache; - if (VIR_ALLOC(cache) < 0) { - virReportOOMError(); + if (VIR_ALLOC(cache) < 0) return NULL; - } if (virMutexInit(&cache->lock) < 0) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", diff --git a/src/qemu/qemu_cgroup.c b/src/qemu/qemu_cgroup.c index 5f54ca6..06d0970 100644 --- a/src/qemu/qemu_cgroup.c +++ b/src/qemu/qemu_cgroup.c @@ -723,10 +723,8 @@ int qemuInitCgroup(virQEMUDriverPtr driver, if (!vm->def->resource && startup) { virDomainResourceDefPtr res; - if (VIR_ALLOC(res) < 0) { - virReportOOMError(); + if (VIR_ALLOC(res) < 0) goto cleanup; - } if (VIR_STRDUP(res->partition, "/machine") < 0) { VIR_FREE(res); diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c index ba93233..7288ce7 100644 --- a/src/qemu/qemu_command.c +++ b/src/qemu/qemu_command.c @@ -545,10 +545,8 @@ qemuNetworkPrepareDevices(virDomainDefPtr def) def->name); goto cleanup; } - if (virDomainHostdevInsert(def, hostdev) < 0) { - virReportOOMError(); + if (virDomainHostdevInsert(def, hostdev) < 0) goto cleanup; - } } } ret = 0; @@ -599,10 +597,8 @@ char *qemuDeviceDriveHostAlias(virDomainDiskDefPtr disk, char *ret; if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_DEVICE)) { - if (virAsprintf(&ret, "%s%s", QEMU_DRIVE_HOST_PREFIX, disk->info.alias) < 0) { - virReportOOMError(); - return NULL; - } + ignore_value(virAsprintf(&ret, "%s%s", QEMU_DRIVE_HOST_PREFIX, + disk->info.alias)); } else { ignore_value(VIR_STRDUP(ret, disk->info.alias)); } @@ -653,10 +649,8 @@ static int qemuAssignDeviceDiskAliasFixed(virDomainDiskDefPtr disk) return -1; } - if (ret == -1) { - virReportOOMError(); + if (ret == -1) return -1; - } disk->info.alias = dev_name; @@ -744,26 +738,22 @@ qemuAssignDeviceDiskAliasCustom(virDomainDefPtr def, disk->info.addr.drive.controller, disk->info.addr.drive.bus, disk->info.addr.drive.unit) < 0) - goto no_memory; + return -1; } else { if (virAsprintf(&disk->info.alias, "%s%d-%d-%d-%d", prefix, disk->info.addr.drive.controller, disk->info.addr.drive.bus, disk->info.addr.drive.target, disk->info.addr.drive.unit) < 0) - goto no_memory; + return -1; } } else { int idx = virDiskNameToIndex(disk->dst); if (virAsprintf(&disk->info.alias, "%s-disk%d", prefix, idx) < 0) - goto no_memory; + return -1; } return 0; - -no_memory: - virReportOOMError(); - return -1; } @@ -806,12 +796,7 @@ qemuAssignDeviceNetAlias(virDomainDefPtr def, virDomainNetDefPtr net, int idx) } } - if (virAsprintf(&net->info.alias, "net%d", idx) < 0) { - virReportOOMError(); - return -1; - } - - return 0; + return virAsprintf(&net->info.alias, "net%d", idx); } @@ -838,12 +823,9 @@ qemuAssignDeviceHostdevAlias(virDomainDefPtr def, virDomainHostdevDefPtr hostdev hostdev->source.subsys.u.scsi.adapter, hostdev->source.subsys.u.scsi.bus, hostdev->source.subsys.u.scsi.target, - hostdev->source.subsys.u.scsi.unit) < 0) { - virReportOOMError(); + hostdev->source.subsys.u.scsi.unit) < 0) return -1; - } } else if (virAsprintf(&hostdev->info->alias, "hostdev%d", idx) < 0) { - virReportOOMError(); return -1; } @@ -869,12 +851,7 @@ qemuAssignDeviceRedirdevAlias(virDomainDefPtr def, virDomainRedirdevDefPtr redir } } - if (virAsprintf(&redirdev->info.alias, "redir%d", idx) < 0) { - virReportOOMError(); - return -1; - } - - return 0; + return virAsprintf(&redirdev->info.alias, "redir%d", idx); } @@ -883,13 +860,7 @@ qemuAssignDeviceControllerAlias(virDomainControllerDefPtr controller) { const char *prefix = virDomainControllerTypeToString(controller->type); - if (virAsprintf(&controller->info.alias, "%s%d", prefix, - controller->idx) < 0) { - virReportOOMError(); - return -1; - } - - return 0; + return virAsprintf(&controller->info.alias, "%s%d", prefix, controller->idx); } @@ -920,11 +891,11 @@ qemuAssignDeviceAliases(virDomainDefPtr def, virQEMUCapsPtr qemuCaps) for (i = 0; i < def->nfss; i++) { if (virAsprintf(&def->fss[i]->info.alias, "fs%d", i) < 0) - goto no_memory; + return -1; } for (i = 0; i < def->nsounds; i++) { if (virAsprintf(&def->sounds[i]->info.alias, "sound%d", i) < 0) - goto no_memory; + return -1; } for (i = 0; i < def->nhostdevs; i++) { if (qemuAssignDeviceHostdevAlias(def, def->hostdevs[i], i) < 0) @@ -936,7 +907,7 @@ qemuAssignDeviceAliases(virDomainDefPtr def, virQEMUCapsPtr qemuCaps) } for (i = 0; i < def->nvideos; i++) { if (virAsprintf(&def->videos[i]->info.alias, "video%d", i) < 0) - goto no_memory; + return -1; } for (i = 0; i < def->ncontrollers; i++) { if (qemuAssignDeviceControllerAlias(def->controllers[i]) < 0) @@ -944,54 +915,50 @@ qemuAssignDeviceAliases(virDomainDefPtr def, virQEMUCapsPtr qemuCaps) } for (i = 0; i < def->ninputs; i++) { if (virAsprintf(&def->inputs[i]->info.alias, "input%d", i) < 0) - goto no_memory; + return -1; } for (i = 0; i < def->nparallels; i++) { if (virAsprintf(&def->parallels[i]->info.alias, "parallel%d", i) < 0) - goto no_memory; + return -1; } for (i = 0; i < def->nserials; i++) { if (virAsprintf(&def->serials[i]->info.alias, "serial%d", i) < 0) - goto no_memory; + return -1; } for (i = 0; i < def->nchannels; i++) { if (virAsprintf(&def->channels[i]->info.alias, "channel%d", i) < 0) - goto no_memory; + return -1; } for (i = 0; i < def->nconsoles; i++) { if (virAsprintf(&def->consoles[i]->info.alias, "console%d", i) < 0) - goto no_memory; + return -1; } for (i = 0; i < def->nhubs; i++) { if (virAsprintf(&def->hubs[i]->info.alias, "hub%d", i) < 0) - goto no_memory; + return -1; } for (i = 0; i < def->nsmartcards; i++) { if (virAsprintf(&def->smartcards[i]->info.alias, "smartcard%d", i) < 0) - goto no_memory; + return -1; } if (def->watchdog) { if (virAsprintf(&def->watchdog->info.alias, "watchdog%d", 0) < 0) - goto no_memory; + return -1; } if (def->memballoon) { if (virAsprintf(&def->memballoon->info.alias, "balloon%d", 0) < 0) - goto no_memory; + return -1; } if (def->rng) { if (virAsprintf(&def->rng->info.alias, "rng%d", 0) < 0) - goto no_memory; + return -1; } if (def->tpm) { if (virAsprintf(&def->tpm->info.alias, "tpm%d", 0) < 0) - goto no_memory; + return -1; } return 0; - -no_memory: - virReportOOMError(); - return -1; } /* S390 ccw bus support */ @@ -1006,14 +973,10 @@ qemuCCWAddressAsString(virDomainDeviceCCWAddressPtr addr) { char *addrstr = NULL; - if (virAsprintf(&addrstr, "%x.%x.%04x", - addr->cssid, - addr->ssid, - addr->devno) < 0) { - virReportOOMError(); - return NULL; - } - + ignore_value(virAsprintf(&addrstr, "%x.%x.%04x", + addr->cssid, + addr->ssid, + addr->devno)); return addrstr; } @@ -1189,7 +1152,7 @@ qemuDomainCCWAddressSetCreate(void) qemuDomainCCWAddressSetPtr addrs = NULL; if (VIR_ALLOC(addrs) < 0) - goto no_memory; + goto cleanup; if (!(addrs->defined = virHashCreate(10, qemuDomainCCWAddressSetFreeEntry))) goto cleanup; @@ -1201,8 +1164,6 @@ qemuDomainCCWAddressSetCreate(void) addrs->next.assigned = 0; return addrs; -no_memory: - virReportOOMError(); cleanup: qemuDomainCCWAddressSetFree(addrs); return addrs; @@ -1456,10 +1417,8 @@ qemuDomainPCIAddressSetGrow(qemuDomainPCIAddressSetPtr addrs, i = addrs->nbuses; if (add <= 0) return 0; - if (VIR_EXPAND_N(addrs->used, addrs->nbuses, add) < 0) { - virReportOOMError(); + if (VIR_EXPAND_N(addrs->used, addrs->nbuses, add) < 0) return -1; - } /* reserve slot 0 on the new buses */ for (; i < addrs->nbuses; i++) addrs->used[i][0] = 0xFF; @@ -1471,14 +1430,11 @@ static char *qemuPCIAddressAsString(virDevicePCIAddressPtr addr) { char *str; - if (virAsprintf(&str, "%.4x:%.2x:%.2x.%.1x", - addr->domain, - addr->bus, - addr->slot, - addr->function) < 0) { - virReportOOMError(); - return NULL; - } + ignore_value(virAsprintf(&str, "%.4x:%.2x:%.2x.%.1x", + addr->domain, + addr->bus, + addr->slot, + addr->function)); return str; } @@ -1677,10 +1633,10 @@ qemuDomainPCIAddressSetPtr qemuDomainPCIAddressSetCreate(virDomainDefPtr def, int i; if (VIR_ALLOC(addrs) < 0) - goto no_memory; + goto error; if (VIR_ALLOC_N(addrs->used, nbuses) < 0) - goto no_memory; + goto error; addrs->nbuses = nbuses; addrs->dryRun = dryRun; @@ -1695,8 +1651,6 @@ qemuDomainPCIAddressSetPtr qemuDomainPCIAddressSetCreate(virDomainDefPtr def, return addrs; -no_memory: - virReportOOMError(); error: qemuDomainPCIAddressSetFree(addrs); return NULL; @@ -2508,7 +2462,7 @@ static int qemuAddRBDHost(virDomainDiskDefPtr disk, char *hostport) disk->nhosts++; if (VIR_REALLOC_N(disk->hosts, disk->nhosts) < 0) - goto no_memory; + goto error; if ((port = strchr(hostport, ']'))) { /* ipv6, strip brackets */ @@ -2531,19 +2485,17 @@ static int qemuAddRBDHost(virDomainDiskDefPtr disk, char *hostport) parts = virStringSplit(hostport, "\\:", 0); if (!parts) - goto no_memory; + goto error; disk->hosts[disk->nhosts-1].name = virStringJoin((const char **)parts, ":"); virStringFreeList(parts); if (!disk->hosts[disk->nhosts-1].name) - goto no_memory; + goto error; disk->hosts[disk->nhosts-1].transport = VIR_DOMAIN_DISK_PROTO_TRANS_TCP; disk->hosts[disk->nhosts-1].socket = NULL; return 0; -no_memory: - virReportOOMError(); error: VIR_FREE(disk->hosts[disk->nhosts-1].port); VIR_FREE(disk->hosts[disk->nhosts-1].name); @@ -2629,7 +2581,7 @@ qemuParseDriveURIString(virDomainDiskDefPtr def, virURIPtr uri, char *secret = NULL; if (VIR_ALLOC(def->hosts) < 0) - goto no_memory; + goto error; transp = strchr(uri->scheme, '+'); if (transp) @@ -2658,7 +2610,7 @@ qemuParseDriveURIString(virDomainDiskDefPtr def, virURIPtr uri, goto error; if (virAsprintf(&def->hosts->port, "%d", uri->port) < 0) - goto no_memory; + goto error; } else { def->hosts->name = NULL; def->hosts->port = 0; @@ -2701,8 +2653,6 @@ cleanup: return ret; -no_memory: - virReportOOMError(); error: virDomainDiskHostDefFree(def->hosts); VIR_FREE(def->hosts); @@ -2761,7 +2711,7 @@ qemuParseNBDString(virDomainDiskDefPtr disk) } if (VIR_ALLOC(h) < 0) - goto no_memory; + goto error; host = disk->src + strlen("nbd:"); if (STRPREFIX(host, "unix:/")) { @@ -2805,8 +2755,6 @@ qemuParseNBDString(virDomainDiskDefPtr disk) disk->hosts = h; return 0; -no_memory: - virReportOOMError(); error: virDomainDiskHostDefFree(h); VIR_FREE(h); @@ -2848,11 +2796,11 @@ qemuBuildDriveURIString(virConnectPtr conn, goto cleanup; } else { if (virAsprintf(&tmpscheme, "%s+%s", scheme, transp) < 0) - goto no_memory; + goto cleanup; } if (disk->src && virAsprintf(&volimg, "/%s", disk->src) < 0) - goto no_memory; + goto cleanup; if (disk->hosts->port) { port = atoi(disk->hosts->port); @@ -2860,7 +2808,7 @@ qemuBuildDriveURIString(virConnectPtr conn, if (disk->hosts->socket && virAsprintf(&sock, "socket=%s", disk->hosts->socket) < 0) - goto no_memory; + goto cleanup; if (disk->auth.username && secretType != VIR_SECRET_USAGE_TYPE_NONE) { /* look up secret */ @@ -2886,7 +2834,7 @@ qemuBuildDriveURIString(virConnectPtr conn, goto cleanup; } if (virAsprintf(&user, "%s:%s", disk->auth.username, secret) < 0) - goto no_memory; + goto cleanup; } else { virReportError(VIR_ERR_INTERNAL_ERROR, _("%s username '%s' specified but secret not found"), @@ -2917,10 +2865,6 @@ cleanup: VIR_FREE(user); return ret; - -no_memory: - virReportOOMError(); - goto cleanup; } static int @@ -4025,19 +3969,15 @@ qemuBuildNicStr(virDomainNetDefPtr net, char *str; char macaddr[VIR_MAC_STRING_BUFLEN]; - if (virAsprintf(&str, - "%smacaddr=%s,vlan=%d%s%s%s%s", - prefix ? prefix : "", - virMacAddrFormat(&net->mac, macaddr), - vlan, - (net->model ? ",model=" : ""), - (net->model ? net->model : ""), - (net->info.alias ? ",name=" : ""), - (net->info.alias ? net->info.alias : "")) < 0) { - virReportOOMError(); - return NULL; - } - + ignore_value(virAsprintf(&str, + "%smacaddr=%s,vlan=%d%s%s%s%s", + prefix ? prefix : "", + virMacAddrFormat(&net->mac, macaddr), + vlan, + (net->model ? ",model=" : ""), + (net->model ? net->model : ""), + (net->info.alias ? ",name=" : ""), + (net->info.alias ? net->info.alias : ""))); return str; } @@ -4540,10 +4480,8 @@ qemuOpenPCIConfig(virDomainHostdevDefPtr dev) dev->source.subsys.u.pci.addr.domain, dev->source.subsys.u.pci.addr.bus, dev->source.subsys.u.pci.addr.slot, - dev->source.subsys.u.pci.addr.function) < 0) { - virReportOOMError(); + dev->source.subsys.u.pci.addr.function) < 0) return -1; - } configfd = open(path, O_RDWR, 0); @@ -4599,12 +4537,10 @@ qemuBuildPCIHostdevPCIDevStr(virDomainHostdevDefPtr dev) { char *ret = NULL; - if (virAsprintf(&ret, "host=%.2x:%.2x.%.1x", - dev->source.subsys.u.pci.addr.bus, - dev->source.subsys.u.pci.addr.slot, - dev->source.subsys.u.pci.addr.function) < 0) - virReportOOMError(); - + ignore_value(virAsprintf(&ret, "host=%.2x:%.2x.%.1x", + dev->source.subsys.u.pci.addr.bus, + dev->source.subsys.u.pci.addr.slot, + dev->source.subsys.u.pci.addr.function)); return ret; } @@ -4794,11 +4730,9 @@ qemuBuildUSBHostdevUsbDevStr(virDomainHostdevDefPtr dev) return NULL; } - if (virAsprintf(&ret, "host:%d.%d", - dev->source.subsys.u.usb.bus, - dev->source.subsys.u.usb.device) < 0) - virReportOOMError(); - + ignore_value(virAsprintf(&ret, "host:%d.%d", + dev->source.subsys.u.usb.bus, + dev->source.subsys.u.usb.device)); return ret; } @@ -5693,10 +5627,8 @@ qemuBuildCpuArgStr(const virQEMUDriverPtr driver, } virBufferAddLit(&buf, "host"); } else { - if (VIR_ALLOC(guest) < 0) { - virReportOOMError(); + if (VIR_ALLOC(guest) < 0) goto cleanup; - } if (VIR_STRDUP(guest->vendor_id, cpu->vendor_id) < 0) goto cleanup; @@ -6092,7 +6024,7 @@ qemuBuildGraphicsVNCCommandLine(virQEMUDriverConfigPtr cfg, if (!graphics->data.vnc.socket && virAsprintf(&graphics->data.vnc.socket, "%s/%s.vnc", cfg->libDir, def->name) == -1) - goto no_memory; + goto error; virBufferAsprintf(&opt, "unix:%s", graphics->data.vnc.socket); @@ -6207,8 +6139,6 @@ qemuBuildGraphicsVNCCommandLine(virQEMUDriverConfigPtr cfg, return 0; -no_memory: - virReportOOMError(); error: VIR_FREE(netAddr); virBufferFreeAndReset(&opt); @@ -6526,19 +6456,15 @@ qemuBuildInterfaceCommandLine(virCommandPtr cmd, tapfdSize = 1; if (VIR_ALLOC_N(tapfd, tapfdSize) < 0 || - VIR_ALLOC_N(tapfdName, tapfdSize) < 0) { - virReportOOMError(); + VIR_ALLOC_N(tapfdName, tapfdSize) < 0) goto cleanup; - } if (qemuNetworkIfaceConnect(def, conn, driver, net, qemuCaps, tapfd, &tapfdSize) < 0) goto cleanup; } else if (actualType == VIR_DOMAIN_NET_TYPE_DIRECT) { - if (VIR_ALLOC(tapfd) < 0 || VIR_ALLOC(tapfdName) < 0) { - virReportOOMError(); + if (VIR_ALLOC(tapfd) < 0 || VIR_ALLOC(tapfdName) < 0) goto cleanup; - } tapfdSize = 1; tapfd[0] = qemuPhysIfaceConnect(def, driver, net, qemuCaps, vmop); @@ -6557,10 +6483,8 @@ qemuBuildInterfaceCommandLine(virCommandPtr cmd, vhostfdSize = 1; if (VIR_ALLOC_N(vhostfd, vhostfdSize) < 0 || - VIR_ALLOC_N(vhostfdName, vhostfdSize)) { - virReportOOMError(); + VIR_ALLOC_N(vhostfdName, vhostfdSize)) goto cleanup; - } if (qemuOpenVhostNet(def, net, qemuCaps, vhostfd, &vhostfdSize) < 0) goto cleanup; @@ -6568,18 +6492,14 @@ qemuBuildInterfaceCommandLine(virCommandPtr cmd, for (i = 0; i < tapfdSize; i++) { virCommandTransferFD(cmd, tapfd[i]); - if (virAsprintf(&tapfdName[i], "%d", tapfd[i]) < 0) { - virReportOOMError(); + if (virAsprintf(&tapfdName[i], "%d", tapfd[i]) < 0) goto cleanup; - } } for (i = 0; i < vhostfdSize; i++) { virCommandTransferFD(cmd, vhostfd[i]); - if (virAsprintf(&vhostfdName[i], "%d", vhostfd[i]) < 0) { - virReportOOMError(); + if (virAsprintf(&vhostfdName[i], "%d", vhostfd[i]) < 0) goto cleanup; - } } /* Possible combinations: @@ -7512,10 +7432,8 @@ qemuBuildCommandLine(virConnectPtr conn, else fmt = "fat:%s"; - if (virAsprintf(&file, fmt, disk->src) < 0) { - virReportOOMError(); + if (virAsprintf(&file, fmt, disk->src) < 0) goto error; - } } else if (disk->type == VIR_DOMAIN_DISK_TYPE_NETWORK) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("network disks are only supported with -drive")); @@ -8165,10 +8083,8 @@ qemuBuildCommandLine(virConnectPtr conn, } else { int size = 100; char *modstr; - if (VIR_ALLOC_N(modstr, size+1) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(modstr, size+1) < 0) goto error; - } for (i = 0; i < def->nsounds && size > 0; i++) { virDomainSoundDefPtr sound = def->sounds[i]; @@ -8365,7 +8281,6 @@ qemuBuildCommandLine(virConnectPtr conn, if (configfd >= 0) { if (virAsprintf(&configfd_name, "%d", configfd) < 0) { VIR_FORCE_CLOSE(configfd); - virReportOOMError(); goto error; } @@ -8696,7 +8611,7 @@ static int qemuStringToArgvEnv(const char *args, if (argalloc == argcount) { if (VIR_REALLOC_N(arglist, argalloc+10) < 0) { VIR_FREE(arg); - goto no_memory; + goto error; } argalloc+=10; } @@ -8719,7 +8634,7 @@ static int qemuStringToArgvEnv(const char *args, /* Copy the list of env vars */ if (envend > 0) { if (VIR_REALLOC_N(progenv, envend+1) < 0) - goto no_memory; + goto error; for (i = 0; i < envend; i++) { progenv[i] = arglist[i]; arglist[i] = NULL; @@ -8729,7 +8644,7 @@ static int qemuStringToArgvEnv(const char *args, /* Copy the list of argv */ if (VIR_REALLOC_N(progargv, argcount-envend + 1) < 0) - goto no_memory; + goto error; for (i = envend; i < argcount; i++) progargv[i-envend] = arglist[i]; progargv[i-envend] = NULL; @@ -8741,8 +8656,6 @@ static int qemuStringToArgvEnv(const char *args, return 0; -no_memory: - virReportOOMError(); error: for (i = 0; progenv && progenv[i]; i++) VIR_FREE(progenv[i]); @@ -8849,7 +8762,7 @@ qemuParseKeywords(const char *str, VIR_REALLOC_N(values, keywordAlloc + 10) < 0) { VIR_FREE(keyword); VIR_FREE(value); - goto no_memory; + goto error; } keywordAlloc += 10; } @@ -8866,8 +8779,6 @@ qemuParseKeywords(const char *str, return keywordCount; -no_memory: - virReportOOMError(); error: for (i = 0; i < keywordCount; i++) { VIR_FREE(keywords[i]); @@ -8906,10 +8817,8 @@ qemuParseCommandLineDisk(virDomainXMLOptionPtr xmlopt, &values, 0)) < 0) return NULL; - if (VIR_ALLOC(def) < 0) { - virReportOOMError(); + if (VIR_ALLOC(def) < 0) goto cleanup; - } def->bus = VIR_DOMAIN_DISK_BUS_IDE; def->device = VIR_DOMAIN_DISK_DEVICE_DISK; @@ -8974,10 +8883,8 @@ qemuParseCommandLineDisk(virDomainXMLOptionPtr xmlopt, goto error; } *vdi++ = '\0'; - if (VIR_ALLOC(def->hosts) < 0) { - virReportOOMError(); + if (VIR_ALLOC(def->hosts) < 0) goto error; - } def->nhosts = 1; def->hosts->name = def->src; if (VIR_STRDUP(def->hosts->port, port) < 0) @@ -9261,10 +9168,8 @@ qemuParseCommandLineNet(virDomainXMLOptionPtr xmlopt, nkeywords = 0; } - if (VIR_ALLOC(def) < 0) { - virReportOOMError(); + if (VIR_ALLOC(def) < 0) goto cleanup; - } /* 'tap' could turn into libvirt type=ethernet, type=bridge or * type=network, but we can't tell, so use the generic config */ @@ -9546,7 +9451,7 @@ qemuParseCommandLineChr(virDomainChrSourceDefPtr source, host2++; if (svc2 && svc2 != host2 && VIR_STRNDUP(source->data.udp.bindHost, host2, svc2 - host2) < 0) - goto no_memory; + goto error; } if (svc2) { @@ -9601,8 +9506,6 @@ qemuParseCommandLineChr(virDomainChrSourceDefPtr source, return 0; -no_memory: - virReportOOMError(); error: return -1; } @@ -9614,10 +9517,8 @@ qemuInitGuestCPU(virDomainDefPtr dom) if (!dom->cpu) { virCPUDefPtr cpu; - if (VIR_ALLOC(cpu) < 0) { - virReportOOMError(); + if (VIR_ALLOC(cpu) < 0) return NULL; - } cpu->type = VIR_CPU_TYPE_GUEST; cpu->match = VIR_CPU_MATCH_EXACT; @@ -9684,7 +9585,7 @@ qemuParseCommandLineCPU(virDomainDefPtr dom, if (j == dom->clock.ntimers) { if (VIR_REALLOC_N(dom->clock.timers, j + 1) < 0 || VIR_ALLOC(dom->clock.timers[j]) < 0) - goto no_memory; + goto cleanup; dom->clock.timers[j]->name = VIR_DOMAIN_TIMER_NAME_KVMCLOCK; dom->clock.timers[j]->present = present; dom->clock.timers[j]->tickpolicy = -1; @@ -9808,10 +9709,6 @@ syntax: virReportError(VIR_ERR_INTERNAL_ERROR, _("unknown CPU syntax '%s'"), val); goto cleanup; - -no_memory: - virReportOOMError(); - goto cleanup; } @@ -9951,11 +9848,11 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, } if (VIR_ALLOC(def) < 0) - goto no_memory; + goto error; /* allocate the cmdlinedef up-front; if it's unused, we'll free it later */ if (VIR_ALLOC(cmd) < 0) - goto no_memory; + goto error; if (virUUIDGenerate(def->uuid) < 0) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", @@ -10028,7 +9925,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, WANT_VALUE(); if (STRPREFIX(val, "nic")) { if (VIR_REALLOC_N(nics, nnics+1) < 0) - goto no_memory; + goto error; nics[nnics++] = val; } } @@ -10047,7 +9944,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, char *tmp; WANT_VALUE(); if (VIR_ALLOC(vnc) < 0) - goto no_memory; + goto error; vnc->type = VIR_DOMAIN_GRAPHICS_TYPE_VNC; if (STRPREFIX(val, "unix:")) { @@ -10090,7 +9987,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, val, tmp-val, true); if (!virDomainGraphicsListenGetAddress(vnc, 0)) { virDomainGraphicsDefFree(vnc); - goto no_memory; + goto error; } if (*opts == ',') { @@ -10166,7 +10063,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, if (VIR_REALLOC_N(def->graphics, def->ngraphics+1) < 0) { virDomainGraphicsDefFree(vnc); - goto no_memory; + goto error; } def->graphics[def->ngraphics++] = vnc; } else if (STREQ(arg, "-m")) { @@ -10195,7 +10092,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, STREQ(arg, "-cdrom")) { WANT_VALUE(); if (VIR_ALLOC(disk) < 0) - goto no_memory; + goto error; if (STRPREFIX(val, "/dev/")) disk->type = VIR_DOMAIN_DISK_TYPE_BLOCK; @@ -10265,7 +10162,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, } *vdi++ = '\0'; if (VIR_ALLOC(disk->hosts) < 0) - goto no_memory; + goto error; disk->nhosts = 1; disk->hosts->name = disk->src; if (VIR_STRDUP(disk->hosts->port, port) < 0) @@ -10289,7 +10186,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, if (!(disk->src || disk->nhosts > 0) || !disk->dst) - goto no_memory; + goto error; if (virDomainDiskDefAssignAddress(xmlopt, disk) < 0) { virReportError(VIR_ERR_INTERNAL_ERROR, @@ -10299,7 +10196,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, } if (VIR_REALLOC_N(def->disks, def->ndisks+1) < 0) - goto no_memory; + goto error; def->disks[def->ndisks++] = disk; disk = NULL; } else if (STREQ(arg, "-no-acpi")) { @@ -10432,7 +10329,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, } if (VIR_REALLOC_N(def->serials, def->nserials+1) < 0) { virDomainChrDefFree(chr); - goto no_memory; + goto error; } chr->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_SERIAL; chr->target.port = def->nserials; @@ -10452,7 +10349,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, } if (VIR_REALLOC_N(def->parallels, def->nparallels+1) < 0) { virDomainChrDefFree(chr); - goto no_memory; + goto error; } chr->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_PARALLEL; chr->target.port = def->nparallels; @@ -10464,7 +10361,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, STREQ(val, "mouse")) { virDomainInputDefPtr input; if (VIR_ALLOC(input) < 0) - goto no_memory; + goto error; input->bus = VIR_DOMAIN_INPUT_BUS_USB; if (STREQ(val, "tablet")) input->type = VIR_DOMAIN_INPUT_TYPE_TABLET; @@ -10472,12 +10369,12 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, input->type = VIR_DOMAIN_INPUT_TYPE_MOUSE; if (VIR_REALLOC_N(def->inputs, def->ninputs+1) < 0) { virDomainInputDefFree(input); - goto no_memory; + goto error; } def->inputs[def->ninputs++] = input; } else if (STRPREFIX(val, "disk:")) { if (VIR_ALLOC(disk) < 0) - goto no_memory; + goto error; if (VIR_STRDUP(disk->src, val + strlen("disk:")) < 0) goto error; if (STRPREFIX(disk->src, "/dev/")) @@ -10489,7 +10386,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, if (VIR_STRDUP(disk->dst, "sda") < 0) goto error; if (VIR_REALLOC_N(def->disks, def->ndisks+1) < 0) - goto no_memory; + goto error; def->disks[def->ndisks++] = disk; disk = NULL; } else { @@ -10498,7 +10395,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, goto error; if (VIR_REALLOC_N(def->hostdevs, def->nhostdevs+1) < 0) { virDomainHostdevDefFree(hostdev); - goto no_memory; + goto error; } def->hostdevs[def->nhostdevs++] = hostdev; } @@ -10510,7 +10407,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, goto error; if (VIR_REALLOC_N(def->nets, def->nnets+1) < 0) { virDomainNetDefFree(net); - goto no_memory; + goto error; } def->nets[def->nnets++] = net; } @@ -10521,7 +10418,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, ceph_args != NULL))) goto error; if (VIR_REALLOC_N(def->disks, def->ndisks+1) < 0) - goto no_memory; + goto error; if (disk->bus == VIR_DOMAIN_DISK_BUS_VIRTIO) nvirtiodisk++; @@ -10534,7 +10431,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, goto error; if (VIR_REALLOC_N(def->hostdevs, def->nhostdevs+1) < 0) { virDomainHostdevDefFree(hostdev); - goto no_memory; + goto error; } def->hostdevs[def->nhostdevs++] = hostdev; } else if (STREQ(arg, "-soundhw")) { @@ -10559,11 +10456,11 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, if (type != -1) { virDomainSoundDefPtr snd; if (VIR_ALLOC(snd) < 0) - goto no_memory; + goto error; snd->model = type; if (VIR_REALLOC_N(def->sounds, def->nsounds+1) < 0) { VIR_FREE(snd); - goto no_memory; + goto error; } def->sounds[def->nsounds++] = snd; } @@ -10577,7 +10474,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, if (model != -1) { virDomainWatchdogDefPtr wd; if (VIR_ALLOC(wd) < 0) - goto no_memory; + goto error; wd->model = model; wd->action = VIR_DOMAIN_WATCHDOG_ACTION_RESET; def->watchdog = wd; @@ -10616,7 +10513,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, } else if (STREQ(arg, "-usb")) { virDomainControllerDefPtr ctldef; if (VIR_ALLOC(ctldef) < 0) - goto no_memory; + goto error; ctldef->type = VIR_DOMAIN_CONTROLLER_TYPE_USB; ctldef->idx = 0; ctldef->model = -1; @@ -10635,7 +10532,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, virDomainChrSourceDefPtr chr; if (VIR_ALLOC(chr) < 0) - goto no_memory; + goto error; if (qemuParseCommandLineChr(chr, val) < 0) { virDomainChrSourceDefFree(chr); @@ -10685,7 +10582,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, WANT_VALUE(); if (VIR_ALLOC(def->nvram) < 0) - goto no_memory; + goto error; def->nvram->info.type = VIR_DOMAIN_DEVICE_ADDRESS_TYPE_SPAPRVIO; def->nvram->info.addr.spaprvio.has_reg = true; @@ -10706,7 +10603,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, VIR_WARN("unknown QEMU argument '%s', adding to the qemu namespace", arg); if (VIR_REALLOC_N(cmd->args, cmd->num_args+1) < 0) - goto no_memory; + goto error; if (VIR_STRDUP(cmd->args[cmd->num_args], arg) < 0) goto error; cmd->num_args++; @@ -10744,7 +10641,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, while (token != NULL) { if (VIR_REALLOC_N(first_rbd_disk->hosts, first_rbd_disk->nhosts + 1) < 0) { VIR_FREE(hosts); - goto no_memory; + goto error; } port = strchr(token, ':'); if (port) { @@ -10791,7 +10688,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, const char *display = qemuFindEnv(progenv, "DISPLAY"); const char *xauth = qemuFindEnv(progenv, "XAUTHORITY"); if (VIR_ALLOC(sdl) < 0) - goto no_memory; + goto error; sdl->type = VIR_DOMAIN_GRAPHICS_TYPE_SDL; sdl->data.sdl.fullscreen = fullscreen; if (VIR_STRDUP(sdl->data.sdl.display, display) < 0) { @@ -10805,7 +10702,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, if (VIR_REALLOC_N(def->graphics, def->ngraphics+1) < 0) { virDomainGraphicsDefFree(sdl); - goto no_memory; + goto error; } def->graphics[def->ngraphics++] = sdl; } @@ -10813,7 +10710,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, if (def->ngraphics) { virDomainVideoDefPtr vid; if (VIR_ALLOC(vid) < 0) - goto no_memory; + goto error; if (def->virtType == VIR_DOMAIN_VIRT_XEN) vid->type = VIR_DOMAIN_VIDEO_TYPE_XEN; else @@ -10825,7 +10722,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, if (VIR_REALLOC_N(def->videos, def->nvideos+1) < 0) { virDomainVideoDefFree(vid); - goto no_memory; + goto error; } def->videos[def->nvideos++] = vid; } @@ -10836,7 +10733,7 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, if (!def->memballoon) { virDomainMemballoonDefPtr memballoon; if (VIR_ALLOC(memballoon) < 0) - goto no_memory; + goto error; memballoon->model = VIR_DOMAIN_MEMBALLOON_MODEL_VIRTIO; def->memballoon = memballoon; @@ -10859,8 +10756,6 @@ virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps, return def; -no_memory: - virReportOOMError(); error: virDomainDiskDefFree(disk); VIR_FREE(cmd); @@ -10920,20 +10815,16 @@ static int qemuParseProcFileStrings(int pid_value, char **str = NULL; int i; - if (virAsprintf(&path, "/proc/%d/%s", pid_value, name) < 0) { - virReportOOMError(); + if (virAsprintf(&path, "/proc/%d/%s", pid_value, name) < 0) goto cleanup; - } if ((len = virFileReadAll(path, 1024*128, &data)) < 0) goto cleanup; tmp = data; while (tmp < (data + len)) { - if (VIR_EXPAND_N(str, nstr, 1) < 0) { - virReportOOMError(); + if (VIR_EXPAND_N(str, nstr, 1) < 0) goto cleanup; - } if (VIR_STRDUP(str[nstr-1], tmp) < 0) goto cleanup; @@ -10943,10 +10834,8 @@ static int qemuParseProcFileStrings(int pid_value, tmp++; } - if (VIR_EXPAND_N(str, nstr, 1) < 0) { - virReportOOMError(); + if (VIR_EXPAND_N(str, nstr, 1) < 0) goto cleanup; - } str[nstr-1] = NULL; @@ -10989,10 +10878,8 @@ virDomainDefPtr qemuParseCommandLinePid(virCapsPtr qemuCaps, pidfile, monConfig, monJSON))) goto cleanup; - if (virAsprintf(&exepath, "/proc/%d/exe", (int) pid) < 0) { - virReportOOMError(); + if (virAsprintf(&exepath, "/proc/%d/exe", (int) pid) < 0) goto cleanup; - } if (virFileResolveLink(exepath, &emulator) < 0) { virReportSystemError(errno, diff --git a/src/qemu/qemu_conf.c b/src/qemu/qemu_conf.c index 094f9f7..26aab5c 100644 --- a/src/qemu/qemu_conf.c +++ b/src/qemu/qemu_conf.c @@ -138,31 +138,31 @@ virQEMUDriverConfigPtr virQEMUDriverConfigNew(bool privileged) if (privileged) { if (virAsprintf(&cfg->logDir, "%s/log/libvirt/qemu", LOCALSTATEDIR) < 0) - goto no_memory; + goto error; if (VIR_STRDUP(cfg->configBaseDir, SYSCONFDIR "/libvirt") < 0) goto error; if (virAsprintf(&cfg->stateDir, "%s/run/libvirt/qemu", LOCALSTATEDIR) < 0) - goto no_memory; + goto error; if (virAsprintf(&cfg->libDir, "%s/lib/libvirt/qemu", LOCALSTATEDIR) < 0) - goto no_memory; + goto error; if (virAsprintf(&cfg->cacheDir, "%s/cache/libvirt/qemu", LOCALSTATEDIR) < 0) - goto no_memory; + goto error; if (virAsprintf(&cfg->saveDir, "%s/lib/libvirt/qemu/save", LOCALSTATEDIR) < 0) - goto no_memory; + goto error; if (virAsprintf(&cfg->snapshotDir, "%s/lib/libvirt/qemu/snapshot", LOCALSTATEDIR) < 0) - goto no_memory; + goto error; if (virAsprintf(&cfg->autoDumpPath, "%s/lib/libvirt/qemu/dump", LOCALSTATEDIR) < 0) - goto no_memory; + goto error; } else { char *rundir; char *cachedir; @@ -174,11 +174,11 @@ virQEMUDriverConfigPtr virQEMUDriverConfigNew(bool privileged) if (virAsprintf(&cfg->logDir, "%s/qemu/log", cachedir) < 0) { VIR_FREE(cachedir); - goto no_memory; + goto error; } if (virAsprintf(&cfg->cacheDir, "%s/qemu/cache", cachedir) < 0) { VIR_FREE(cachedir); - goto no_memory; + goto error; } VIR_FREE(cachedir); @@ -187,7 +187,7 @@ virQEMUDriverConfigPtr virQEMUDriverConfigNew(bool privileged) goto error; if (virAsprintf(&cfg->stateDir, "%s/qemu/run", rundir) < 0) { VIR_FREE(rundir); - goto no_memory; + goto error; } VIR_FREE(rundir); @@ -195,19 +195,19 @@ virQEMUDriverConfigPtr virQEMUDriverConfigNew(bool privileged) goto error; if (virAsprintf(&cfg->libDir, "%s/qemu/lib", cfg->configBaseDir) < 0) - goto no_memory; + goto error; if (virAsprintf(&cfg->saveDir, "%s/qemu/save", cfg->configBaseDir) < 0) - goto no_memory; + goto error; if (virAsprintf(&cfg->snapshotDir, "%s/qemu/snapshot", cfg->configBaseDir) < 0) - goto no_memory; + goto error; if (virAsprintf(&cfg->autoDumpPath, "%s/qemu/dump", cfg->configBaseDir) < 0) - goto no_memory; + goto error; } if (virAsprintf(&cfg->configDir, "%s/qemu", cfg->configBaseDir) < 0) - goto no_memory; + goto error; if (virAsprintf(&cfg->autostartDir, "%s/qemu/autostart", cfg->configBaseDir) < 0) - goto no_memory; + goto error; if (VIR_STRDUP(cfg->vncListen, "127.0.0.1") < 0) @@ -255,8 +255,6 @@ virQEMUDriverConfigPtr virQEMUDriverConfigNew(bool privileged) return cfg; -no_memory: - virReportOOMError(); error: virObjectUnref(cfg); return NULL; @@ -377,7 +375,7 @@ int virQEMUDriverConfigLoadFile(virQEMUDriverConfigPtr cfg, } if (VIR_ALLOC_N(cfg->securityDriverNames, len + 1) < 0) - goto no_memory; + goto cleanup; for (i = 0, pp = p->list; pp; i++, pp = pp->next) { if (VIR_STRDUP(cfg->securityDriverNames[i], pp->str) < 0) @@ -388,7 +386,7 @@ int virQEMUDriverConfigLoadFile(virQEMUDriverConfigPtr cfg, CHECK_TYPE("security_driver", VIR_CONF_STRING); if (p && p->str) { if (VIR_ALLOC_N(cfg->securityDriverNames, 2) < 0) - goto no_memory; + goto cleanup; if (VIR_STRDUP(cfg->securityDriverNames[0], p->str) < 0) goto cleanup; @@ -508,7 +506,7 @@ int virQEMUDriverConfigLoadFile(virQEMUDriverConfigPtr cfg, for (pp = p->list; pp; pp = pp->next) len++; if (VIR_ALLOC_N(cfg->cgroupDeviceACL, 1+len) < 0) - goto no_memory; + goto cleanup; for (i = 0, pp = p->list; pp; ++i, pp = pp->next) { if (pp->type != VIR_CONF_STRING) { @@ -555,10 +553,6 @@ int virQEMUDriverConfigLoadFile(virQEMUDriverConfigPtr cfg, cleanup: virConfFree(conf); return ret; - -no_memory: - virReportOOMError(); - goto cleanup; } #undef GET_VALUE_BOOL #undef GET_VALUE_LONG @@ -594,7 +588,7 @@ virCapsPtr virQEMUDriverCreateCapabilities(virQEMUDriverPtr driver) /* Basic host arch / guest machine capabilities */ if (!(caps = virQEMUCapsInit(driver->qemuCapsCache))) - goto no_memory; + goto error; if (virGetHostUUID(caps->host.host_uuid)) { virReportError(VIR_ERR_INTERNAL_ERROR, @@ -612,7 +606,7 @@ virCapsPtr virQEMUDriverCreateCapabilities(virQEMUDriverPtr driver) caps->host.nsecModels = i; if (VIR_ALLOC_N(caps->host.secModels, caps->host.nsecModels) < 0) - goto no_memory; + goto error; for (i = 0; sec_managers[i]; i++) { doi = virSecurityManagerGetDOI(sec_managers[i]); @@ -628,8 +622,6 @@ virCapsPtr virQEMUDriverCreateCapabilities(virQEMUDriverPtr driver) virObjectUnref(cfg); return caps; -no_memory: - virReportOOMError(); error: VIR_FREE(sec_managers); virObjectUnref(caps); @@ -740,10 +732,8 @@ virQEMUCloseCallbacksSet(virQEMUCloseCallbacksPtr closeCallbacks, closeDef->cb = cb; } else { - if (VIR_ALLOC(closeDef) < 0) { - virReportOOMError(); + if (VIR_ALLOC(closeDef) < 0) goto cleanup; - } closeDef->conn = conn; closeDef->cb = cb; @@ -878,10 +868,8 @@ virQEMUCloseCallbacksGetForConn(virQEMUCloseCallbacksPtr closeCallbacks, virQEMUCloseCallbacksListPtr list = NULL; struct virQEMUCloseCallbacksData data; - if (VIR_ALLOC(list) < 0) { - virReportOOMError(); + if (VIR_ALLOC(list) < 0) return NULL; - } data.conn = conn; data.list = list; @@ -965,10 +953,8 @@ qemuGetSharedDeviceKey(const char *device_path) return NULL; } - if (virAsprintf(&key, "%d:%d", maj, min) < 0) { - virReportOOMError(); + if (virAsprintf(&key, "%d:%d", maj, min) < 0) return NULL; - } return key; } @@ -1013,10 +999,8 @@ qemuCheckSharedDevice(virHashTablePtr sharedDevices, hostdev->source.subsys.u.scsi.unit))) goto cleanup; - if (virAsprintf(&hostdev_path, "/dev/%s", hostdev_name) < 0) { - virReportOOMError(); + if (virAsprintf(&hostdev_path, "/dev/%s", hostdev_name) < 0) goto cleanup; - } device_path = hostdev_path; } else { @@ -1127,15 +1111,11 @@ qemuSharedDeviceEntryCopy(const qemuSharedDeviceEntryPtr entry) qemuSharedDeviceEntryPtr ret = NULL; size_t i; - if (VIR_ALLOC(ret) < 0) { - virReportOOMError(); + if (VIR_ALLOC(ret) < 0) return NULL; - } - if (VIR_ALLOC_N(ret->domains, entry->ref) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(ret->domains, entry->ref) < 0) goto cleanup; - } for (i = 0; i < entry->ref; i++) { if (VIR_STRDUP(ret->domains[i], entry->domains[i]) < 0) @@ -1212,10 +1192,8 @@ qemuAddSharedDevice(virQEMUDriverPtr driver, hostdev->source.subsys.u.scsi.unit))) goto cleanup; - if (virAsprintf(&dev_path, "/dev/%s", dev_name) < 0) { - virReportOOMError(); + if (virAsprintf(&dev_path, "/dev/%s", dev_name) < 0) goto cleanup; - } if (!(key = qemuGetSharedDeviceKey(dev_path))) goto cleanup; @@ -1236,7 +1214,6 @@ qemuAddSharedDevice(virQEMUDriverPtr driver, if (VIR_EXPAND_N(new_entry->domains, new_entry->ref, 1) < 0 || VIR_STRDUP(new_entry->domains[new_entry->ref - 1], name) < 0) { qemuSharedDeviceEntryFree(new_entry, NULL); - virReportOOMError(); goto cleanup; } @@ -1249,7 +1226,6 @@ qemuAddSharedDevice(virQEMUDriverPtr driver, VIR_ALLOC_N(entry->domains, 1) < 0 || VIR_STRDUP(entry->domains[0], name) < 0) { qemuSharedDeviceEntryFree(entry, NULL); - virReportOOMError(); goto cleanup; } @@ -1325,10 +1301,8 @@ qemuRemoveSharedDevice(virQEMUDriverPtr driver, hostdev->source.subsys.u.scsi.unit))) goto cleanup; - if (virAsprintf(&dev_path, "/dev/%s", dev_name) < 0) { - virReportOOMError(); + if (virAsprintf(&dev_path, "/dev/%s", dev_name) < 0) goto cleanup; - } if (!(key = qemuGetSharedDeviceKey(dev_path))) goto cleanup; @@ -1415,10 +1389,8 @@ qemuSetUnprivSGIO(virDomainDeviceDefPtr dev) hostdev->source.subsys.u.scsi.unit))) goto cleanup; - if (virAsprintf(&hostdev_path, "/dev/%s", hostdev_name) < 0) { - virReportOOMError(); + if (virAsprintf(&hostdev_path, "/dev/%s", hostdev_name) < 0) goto cleanup; - } path = hostdev_path; } else { diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c index 8d79066..104a6d0 100644 --- a/src/qemu/qemu_domain.c +++ b/src/qemu/qemu_domain.c @@ -345,10 +345,8 @@ qemuDomainObjPrivateXMLParse(xmlXPathContextPtr ctxt, void *data) xmlNodePtr *nodes = NULL; virQEMUCapsPtr qemuCaps = NULL; - if (VIR_ALLOC(priv->monConfig) < 0) { - virReportOOMError(); + if (VIR_ALLOC(priv->monConfig) < 0) goto error; - } if (!(monitorpath = virXPathString("string(./monitor[1]/@path)", ctxt))) { @@ -387,10 +385,8 @@ qemuDomainObjPrivateXMLParse(xmlXPathContextPtr ctxt, void *data) goto error; if (n) { priv->nvcpupids = n; - if (VIR_REALLOC_N(priv->vcpupids, priv->nvcpupids) < 0) { - virReportOOMError(); + if (VIR_REALLOC_N(priv->vcpupids, priv->nvcpupids) < 0) goto error; - } for (i = 0; i < n; i++) { char *pidstr = virXMLPropString(nodes[i], "pid"); @@ -533,10 +529,8 @@ qemuDomainDefNamespaceParse(xmlDocPtr xml ATTRIBUTE_UNUSED, return -1; } - if (VIR_ALLOC(cmd) < 0) { - virReportOOMError(); + if (VIR_ALLOC(cmd) < 0) return -1; - } /* first handle the extra command-line arguments */ n = virXPathNodeSet("./qemu:commandline/qemu:arg", ctxt, &nodes); @@ -545,7 +539,7 @@ qemuDomainDefNamespaceParse(xmlDocPtr xml ATTRIBUTE_UNUSED, uses_qemu_ns |= n > 0; if (n && VIR_ALLOC_N(cmd->args, n) < 0) - goto no_memory; + goto error; for (i = 0; i < n; i++) { cmd->args[cmd->num_args] = virXMLPropString(nodes[i], "value"); @@ -566,10 +560,10 @@ qemuDomainDefNamespaceParse(xmlDocPtr xml ATTRIBUTE_UNUSED, uses_qemu_ns |= n > 0; if (n && VIR_ALLOC_N(cmd->env_name, n) < 0) - goto no_memory; + goto error; if (n && VIR_ALLOC_N(cmd->env_value, n) < 0) - goto no_memory; + goto error; for (i = 0; i < n; i++) { char *tmp; @@ -612,9 +606,6 @@ qemuDomainDefNamespaceParse(xmlDocPtr xml ATTRIBUTE_UNUSED, return 0; -no_memory: - virReportOOMError(); - error: VIR_FREE(nodes); qemuDomainDefNamespaceFree(cmd); @@ -797,10 +788,8 @@ qemuDomainDeviceDefPostParse(virDomainDeviceDefPtr dev, if (virAsprintf(&dev->data.chr->source.data.nix.path, "%s/channel/target/%s.%s", cfg->libDir, def->name, - dev->data.chr->target.name) < 0) { - virReportOOMError(); + dev->data.chr->target.name) < 0) goto cleanup; - } dev->data.chr->source.data.nix.listen = true; } @@ -1390,7 +1379,6 @@ qemuDomainDefFormatBuf(virQEMUDriverPtr driver, ncontrollers = def->ncontrollers; if (VIR_ALLOC_N(def->controllers, ncontrollers - toremove) < 0) { controllers = NULL; - virReportOOMError(); goto cleanup; } @@ -1578,10 +1566,8 @@ qemuDomainOpenLogHelper(virQEMUDriverConfigPtr cfg, int fd = -1; bool trunc = false; - if (virAsprintf(&logfile, "%s/%s.log", cfg->logDir, vm->def->name) < 0) { - virReportOOMError(); + if (virAsprintf(&logfile, "%s/%s.log", cfg->logDir, vm->def->name) < 0) return -1; - } /* To make SELinux happy we always need to open in append mode. * So we fake O_TRUNC by calling ftruncate after open instead @@ -1691,10 +1677,8 @@ int qemuDomainAppendLog(virQEMUDriverPtr driver, (fd = qemuDomainCreateLog(driver, obj, true)) < 0) goto cleanup; - if (virVasprintf(&message, fmt, argptr) < 0) { - virReportOOMError(); + if (virVasprintf(&message, fmt, argptr) < 0) goto cleanup; - } if (safewrite(fd, message, strlen(message)) < 0) { virReportSystemError(errno, _("Unable to write to domain logfile %s"), obj->def->name); @@ -1741,20 +1725,16 @@ qemuDomainSnapshotWriteMetadata(virDomainObjPtr vm, if (newxml == NULL) return -1; - if (virAsprintf(&snapDir, "%s/%s", snapshotDir, vm->def->name) < 0) { - virReportOOMError(); + if (virAsprintf(&snapDir, "%s/%s", snapshotDir, vm->def->name) < 0) goto cleanup; - } if (virFileMakePath(snapDir) < 0) { virReportSystemError(errno, _("cannot create snapshot directory '%s'"), snapDir); goto cleanup; } - if (virAsprintf(&snapFile, "%s/%s.xml", snapDir, snapshot->def->name) < 0) { - virReportOOMError(); + if (virAsprintf(&snapFile, "%s/%s.xml", snapDir, snapshot->def->name) < 0) goto cleanup; - } ret = virXMLSaveFile(snapFile, NULL, "snapshot-edit", newxml); @@ -1886,10 +1866,8 @@ qemuDomainSnapshotDiscard(virQEMUDriverPtr driver, } if (virAsprintf(&snapFile, "%s/%s/%s.xml", cfg->snapshotDir, - vm->def->name, snap->def->name) < 0) { - virReportOOMError(); + vm->def->name, snap->def->name) < 0) goto cleanup; - } if (snap == vm->current_snapshot) { if (update_current && snap->def->parent) { @@ -2098,10 +2076,8 @@ qemuDomainCleanupAdd(virDomainObjPtr vm, if (VIR_RESIZE_N(priv->cleanupCallbacks, priv->ncleanupCallbacks_max, - priv->ncleanupCallbacks, 1) < 0) { - virReportOOMError(); + priv->ncleanupCallbacks, 1) < 0) return -1; - } priv->cleanupCallbacks[priv->ncleanupCallbacks++] = cb; return 0; diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c index 94cebe8..51a5a84 100644 --- a/src/qemu/qemu_driver.c +++ b/src/qemu/qemu_driver.c @@ -600,7 +600,7 @@ qemuStateInitialize(bool privileged, goto error; if (virAsprintf(&driverConf, "%s/qemu.conf", cfg->configBaseDir) < 0) - goto out_of_memory; + goto error; if (virQEMUDriverConfigLoadFile(cfg, driverConf) < 0) goto error; @@ -753,7 +753,7 @@ qemuStateInitialize(bool privileged, if (virAsprintf(&membase, "%s/libvirt", cfg->hugetlbfsMount) < 0 || virAsprintf(&mempath, "%s/qemu", membase) < 0) - goto out_of_memory; + goto error; if (virFileMakePath(mempath) < 0) { virReportSystemError(errno, @@ -835,8 +835,6 @@ qemuStateInitialize(bool privileged, virNWFilterRegisterCallbackDriver(&qemuCallbackDriver); return 0; -out_of_memory: - virReportOOMError(); error: if (conn) virConnectClose(conn); @@ -917,10 +915,8 @@ qemuStateStop(void) { VIR_CONNECT_LIST_DOMAINS_ACTIVE)) < 0) goto cleanup; - if (VIR_ALLOC_N(flags, numDomains) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(flags, numDomains) < 0) goto cleanup; - } /* First we pause all VMs to make them stop dirtying pages, etc. We remember if any VMs were paused so @@ -2825,10 +2821,8 @@ qemuDomainSaveMemory(virQEMUDriverPtr driver, pad = 1024; pad += (QEMU_MONITOR_MIGRATE_TO_FILE_BS - ((offset + pad) % QEMU_MONITOR_MIGRATE_TO_FILE_BS)); - if (VIR_ALLOC_N(xml, len + pad) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(xml, len + pad) < 0) goto cleanup; - } strcpy(xml, domXML); offset += pad; @@ -3112,7 +3106,6 @@ qemuDomainManagedSavePath(virQEMUDriverPtr driver, virDomainObjPtr vm) virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver); if (virAsprintf(&ret, "%s/%s.save", cfg->saveDir, vm->def->name) < 0) { - virReportOOMError(); virObjectUnref(cfg); return NULL; } @@ -3522,10 +3515,8 @@ qemuDomainScreenshot(virDomainPtr dom, goto endjob; } - if (virAsprintf(&tmp, "%s/qemu.screendump.XXXXXX", cfg->cacheDir) < 0) { - virReportOOMError(); + if (virAsprintf(&tmp, "%s/qemu.screendump.XXXXXX", cfg->cacheDir) < 0) goto endjob; - } if ((tmp_fd = mkostemp(tmp, O_CLOEXEC)) == -1) { virReportSystemError(errno, _("mkostemp(\"%s\") failed"), tmp); @@ -3585,10 +3576,8 @@ static void processWatchdogEvent(virQEMUDriverPtr driver, virDomainObjPtr vm, in if (virAsprintf(&dumpfile, "%s/%s-%u", cfg->autoDumpPath, vm->def->name, - (unsigned int)time(NULL)) < 0) { - virReportOOMError(); + (unsigned int)time(NULL)) < 0) goto cleanup; - } if (qemuDomainObjBeginAsyncJob(driver, vm, QEMU_ASYNC_JOB_DUMP) < 0) { @@ -3653,10 +3642,8 @@ doCoreDumpToAutoDumpPath(virQEMUDriverPtr driver, if (virAsprintf(&dumpfile, "%s/%s-%s", cfg->autoDumpPath, vm->def->name, - timestr) < 0) { - virReportOOMError(); + timestr) < 0) goto cleanup; - } if (qemuDomainObjBeginAsyncJob(driver, vm, QEMU_ASYNC_JOB_DUMP) < 0) { @@ -3916,15 +3903,11 @@ static int qemuDomainHotplugVcpus(virQEMUDriverPtr driver, virDomainVcpuPinDefPtr vcpupin = NULL; if (VIR_REALLOC_N(vm->def->cputune.vcpupin, - vm->def->cputune.nvcpupin + 1) < 0) { - virReportOOMError(); + vm->def->cputune.nvcpupin + 1) < 0) goto cleanup; - } - if (VIR_ALLOC(vcpupin) < 0) { - virReportOOMError(); + if (VIR_ALLOC(vcpupin) < 0) goto cleanup; - } vcpupin->cpumask = virBitmapNew(VIR_DOMAIN_CPUMASK_LEN); virBitmapCopy(vcpupin->cpumask, vm->def->cpumask); @@ -4283,10 +4266,8 @@ qemuDomainPinVcpuFlags(virDomainPtr dom, newVcpuPinNum = vm->def->cputune.nvcpupin; } else { - if (VIR_ALLOC(newVcpuPin) < 0) { - virReportOOMError(); + if (VIR_ALLOC(newVcpuPin) < 0) goto cleanup; - } newVcpuPinNum = 0; } @@ -4349,10 +4330,8 @@ qemuDomainPinVcpuFlags(virDomainPtr dom, } } else { if (!persistentDef->cputune.vcpupin) { - if (VIR_ALLOC(persistentDef->cputune.vcpupin) < 0) { - virReportOOMError(); + if (VIR_ALLOC(persistentDef->cputune.vcpupin) < 0) goto cleanup; - } persistentDef->cputune.nvcpupin = 0; } if (virDomainVcpuPinAdd(&persistentDef->cputune.vcpupin, @@ -4549,10 +4528,8 @@ qemuDomainPinEmulator(virDomainPtr dom, if (flags & VIR_DOMAIN_AFFECT_LIVE) { if (priv->vcpupids != NULL) { - if (VIR_ALLOC(newVcpuPin) < 0) { - virReportOOMError(); + if (VIR_ALLOC(newVcpuPin) < 0) goto cleanup; - } if (virDomainVcpuPinAdd(&newVcpuPin, &newVcpuPinNum, cpumap, maplen, -1) < 0) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", @@ -5002,7 +4979,6 @@ static int qemuDomainGetSecurityLabelList(virDomainPtr dom, len++; if (VIR_ALLOC_N((*seclabels), len) < 0) { - virReportOOMError(); VIR_FREE(mgrs); goto cleanup; } @@ -5170,10 +5146,8 @@ qemuDomainSaveImageOpen(virQEMUDriverPtr driver, goto error; } - if (VIR_ALLOC_N(xml, header.xml_len) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(xml, header.xml_len) < 0) goto error; - } if (saferead(fd, xml, header.xml_len) != header.xml_len) { virReportError(VIR_ERR_OPERATION_FAILED, @@ -5500,10 +5474,8 @@ qemuDomainSaveImageDefineXML(virConnectPtr conn, const char *path, _("new xml too large to fit in file")); goto cleanup; } - if (VIR_EXPAND_N(xml, len, header.xml_len - len) < 0) { - virReportOOMError(); + if (VIR_EXPAND_N(xml, len, header.xml_len - len) < 0) goto cleanup; - } if (lseek(fd, 0, SEEK_SET) != 0) { virReportSystemError(errno, _("cannot seek in '%s'"), path); @@ -6642,10 +6614,8 @@ qemuDomainAttachDeviceConfig(virQEMUCapsPtr qemuCaps, _("target %s already exists"), disk->dst); return -1; } - if (virDomainDiskInsert(vmdef, disk)) { - virReportOOMError(); + if (virDomainDiskInsert(vmdef, disk)) return -1; - } /* vmdef has the pointer. Generic codes for vmdef will do all jobs */ dev->data.disk = NULL; if (disk->bus != VIR_DOMAIN_DISK_BUS_VIRTIO) @@ -6657,10 +6627,8 @@ qemuDomainAttachDeviceConfig(virQEMUCapsPtr qemuCaps, case VIR_DOMAIN_DEVICE_NET: net = dev->data.net; - if (virDomainNetInsert(vmdef, net)) { - virReportOOMError(); + if (virDomainNetInsert(vmdef, net)) return -1; - } dev->data.net = NULL; if (qemuDomainAssignAddresses(vmdef, qemuCaps, NULL) < 0) return -1; @@ -6673,10 +6641,8 @@ qemuDomainAttachDeviceConfig(virQEMUCapsPtr qemuCaps, _("device is already in the domain configuration")); return -1; } - if (virDomainHostdevInsert(vmdef, hostdev)) { - virReportOOMError(); + if (virDomainHostdevInsert(vmdef, hostdev)) return -1; - } dev->data.hostdev = NULL; if (qemuDomainAssignAddresses(vmdef, qemuCaps, NULL) < 0) return -1; @@ -7511,10 +7477,8 @@ qemuDomainParseDeviceWeightStr(char *deviceWeightStr, ndevices = (nsep + 1) / 2; - if (VIR_ALLOC_N(result, ndevices) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(result, ndevices) < 0) return -1; - } i = 0; temp = deviceWeightStr; @@ -7587,10 +7551,8 @@ qemuDomainMergeDeviceWeights(virBlkioDeviceWeightPtr *dest_array, if (!found) { if (!src->weight) continue; - if (VIR_EXPAND_N(*dest_array, *dest_size, 1) < 0) { - virReportOOMError(); + if (VIR_EXPAND_N(*dest_array, *dest_size, 1) < 0) return -1; - } dest = &(*dest_array)[*dest_size - 1]; dest->path = src->path; dest->weight = src->weight; @@ -9051,10 +9013,8 @@ qemuDomainBlockResize(virDomainPtr dom, disk = vm->def->disks[i]; if (virAsprintf(&device, "%s%s", QEMU_DRIVE_HOST_PREFIX, - disk->info.alias) < 0) { - virReportOOMError(); + disk->info.alias) < 0) goto endjob; - } qemuDomainObjEnterMonitor(driver, vm); if (qemuMonitorBlockResize(priv->mon, device, size) < 0) { @@ -9440,10 +9400,8 @@ qemuDomainSetInterfaceParameters(virDomainPtr dom, if ((VIR_ALLOC(bandwidth) < 0) || (VIR_ALLOC(bandwidth->in) < 0) || - (VIR_ALLOC(bandwidth->out) < 0)) { - virReportOOMError(); + (VIR_ALLOC(bandwidth->out) < 0)) goto cleanup; - } for (i = 0; i < nparams; i++) { virTypedParameterPtr param = &params[i]; @@ -9474,20 +9432,16 @@ qemuDomainSetInterfaceParameters(virDomainPtr dom, } if (flags & VIR_DOMAIN_AFFECT_LIVE) { - if (VIR_ALLOC(newBandwidth) < 0) { - virReportOOMError(); + if (VIR_ALLOC(newBandwidth) < 0) goto cleanup; - } /* virNetDevBandwidthSet() will clear any previous value of * bandwidth parameters, so merge with old bandwidth parameters * here to prevent them from being lost. */ if (bandwidth->in || (net->bandwidth && net->bandwidth->in)) { - if (VIR_ALLOC(newBandwidth->in) < 0) { - virReportOOMError(); + if (VIR_ALLOC(newBandwidth->in) < 0) goto cleanup; - } memcpy(newBandwidth->in, bandwidth->in ? bandwidth->in : net->bandwidth->in, @@ -9495,10 +9449,8 @@ qemuDomainSetInterfaceParameters(virDomainPtr dom, } if (bandwidth->out || (net->bandwidth && net->bandwidth->out)) { - if (VIR_ALLOC(newBandwidth->out) < 0) { - virReportOOMError(); + if (VIR_ALLOC(newBandwidth->out) < 0) goto cleanup; - } memcpy(newBandwidth->out, bandwidth->out ? bandwidth->out : net->bandwidth->out, @@ -9819,10 +9771,8 @@ qemuDomainMemoryPeek(virDomainPtr dom, goto endjob; } - if (virAsprintf(&tmp, "%s/qemu.mem.XXXXXX", cfg->cacheDir) < 0) { - virReportOOMError(); + if (virAsprintf(&tmp, "%s/qemu.mem.XXXXXX", cfg->cacheDir) < 0) goto endjob; - } /* Create a temporary filename. */ if ((fd = mkostemp(tmp, O_CLOEXEC)) == -1) { @@ -11695,10 +11645,8 @@ qemuDomainSnapshotCreateInactiveExternal(virQEMUDriverPtr driver, if (!(qemuImgPath = qemuFindQemuImgBinary(driver))) goto cleanup; - if (!(created = virBitmapNew(snap->def->ndisks))) { - virReportOOMError(); + if (!(created = virBitmapNew(snap->def->ndisks))) goto cleanup; - } /* If reuse is true, then qemuDomainSnapshotPrepare already * ensured that the new files exist, and it was up to the user to @@ -12051,10 +11999,8 @@ qemuDomainSnapshotCreateSingleDiskActive(virQEMUDriverPtr driver, if (virAsprintf(&device, "drive-%s", disk->info.alias) < 0 || VIR_STRDUP(source, snap->file) < 0 || - (persistDisk && VIR_STRDUP(persistSource, source) < 0)) { - virReportOOMError(); + (persistDisk && VIR_STRDUP(persistSource, source) < 0)) goto cleanup; - } /* create the stub file and set selinux labels; manipulate disk in * place, in a way that can be reverted on failure. */ @@ -12178,10 +12124,8 @@ qemuDomainSnapshotCreateDiskActive(virQEMUDriverPtr driver, } if (virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_TRANSACTION)) { - if (!(actions = virJSONValueNewArray())) { - virReportOOMError(); + if (!(actions = virJSONValueNewArray())) goto cleanup; - } } else if (!virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_DISK_SNAPSHOT)) { virReportError(VIR_ERR_OPERATION_UNSUPPORTED, "%s", _("live disk snapshot not supported with this " @@ -13771,10 +13715,8 @@ static virDomainPtr qemuDomainQemuAttach(virConnectPtr conn, } if (!(def->name) && - virAsprintf(&def->name, "attach-pid-%u", pid_value) < 0) { - virReportOOMError(); + virAsprintf(&def->name, "attach-pid-%u", pid_value) < 0) goto cleanup; - } if (!(qemuCaps = virQEMUCapsCacheLookup(driver->qemuCapsCache, def->emulator))) goto cleanup; @@ -13999,10 +13941,8 @@ qemuDiskPathToAlias(virDomainObjPtr vm, const char *path, int *idx) *idx = i; if (disk->src) { - if (virAsprintf(&ret, "drive-%s", disk->info.alias) < 0) { - virReportOOMError(); + if (virAsprintf(&ret, "drive-%s", disk->info.alias) < 0) return NULL; - } } cleanup: @@ -15550,10 +15490,8 @@ qemuDomainGetPercpuStats(virDomainObjPtr vm, goto cleanup; } - if (VIR_ALLOC_N(sum_cpu_time, n) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(sum_cpu_time, n) < 0) goto cleanup; - } if (getSumVcpuPercpuStats(vm, sum_cpu_time, n) < 0) goto cleanup; diff --git a/src/qemu/qemu_hotplug.c b/src/qemu/qemu_hotplug.c index 46875ad..31ed9af 100644 --- a/src/qemu/qemu_hotplug.c +++ b/src/qemu/qemu_hotplug.c @@ -277,10 +277,8 @@ int qemuDomainAttachVirtioDiskDevice(virConnectPtr conn, goto error; } - if (VIR_REALLOC_N(vm->def->disks, vm->def->ndisks+1) < 0) { - virReportOOMError(); + if (VIR_REALLOC_N(vm->def->disks, vm->def->ndisks+1) < 0) goto error; - } qemuDomainObjEnterMonitor(driver, vm); if (virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_DEVICE)) { @@ -387,10 +385,8 @@ int qemuDomainAttachPciControllerDevice(virQEMUDriverPtr driver, } } - if (VIR_REALLOC_N(vm->def->controllers, vm->def->ncontrollers+1) < 0) { - virReportOOMError(); + if (VIR_REALLOC_N(vm->def->controllers, vm->def->ncontrollers+1) < 0) goto cleanup; - } qemuDomainObjEnterMonitor(driver, vm); if (virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_DEVICE)) { @@ -440,10 +436,8 @@ qemuDomainFindOrCreateSCSIDiskController(virQEMUDriverPtr driver, /* No SCSI controller present, for backward compatibility we * now hotplug a controller */ - if (VIR_ALLOC(cont) < 0) { - virReportOOMError(); + if (VIR_ALLOC(cont) < 0) return NULL; - } cont->type = VIR_DOMAIN_CONTROLLER_TYPE_SCSI; cont->idx = controller; cont->model = -1; @@ -534,10 +528,8 @@ int qemuDomainAttachSCSIDisk(virConnectPtr conn, goto error; } - if (VIR_REALLOC_N(vm->def->disks, vm->def->ndisks+1) < 0) { - virReportOOMError(); + if (VIR_REALLOC_N(vm->def->disks, vm->def->ndisks+1) < 0) goto error; - } qemuDomainObjEnterMonitor(driver, vm); if (virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_DEVICE)) { @@ -638,10 +630,8 @@ int qemuDomainAttachUsbMassstorageDevice(virConnectPtr conn, goto error; } - if (VIR_REALLOC_N(vm->def->disks, vm->def->ndisks+1) < 0) { - virReportOOMError(); + if (VIR_REALLOC_N(vm->def->disks, vm->def->ndisks+1) < 0) goto error; - } qemuDomainObjEnterMonitor(driver, vm); if (virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_DEVICE)) { @@ -711,10 +701,8 @@ int qemuDomainAttachNetDevice(virConnectPtr conn, int i; /* preallocate new slot for device */ - if (VIR_REALLOC_N(vm->def->nets, vm->def->nnets+1) < 0) { - virReportOOMError(); + if (VIR_REALLOC_N(vm->def->nets, vm->def->nnets+1) < 0) goto cleanup; - } /* If appropriate, grab a physical device from the configured * network's pool of devices, or resolve bridge device name @@ -758,10 +746,8 @@ int qemuDomainAttachNetDevice(virConnectPtr conn, if (!tapfdSize) tapfdSize = vhostfdSize = 1; if (VIR_ALLOC_N(tapfd, tapfdSize) < 0 || - VIR_ALLOC_N(vhostfd, vhostfdSize) < 0) { - virReportOOMError(); + VIR_ALLOC_N(vhostfd, vhostfdSize) < 0) goto cleanup; - } if (qemuNetworkIfaceConnect(vm->def, conn, driver, net, priv->qemuCaps, tapfd, &tapfdSize) < 0) goto cleanup; @@ -770,10 +756,8 @@ int qemuDomainAttachNetDevice(virConnectPtr conn, goto cleanup; } else if (actualType == VIR_DOMAIN_NET_TYPE_DIRECT) { tapfdSize = vhostfdSize = 1; - if (VIR_ALLOC(tapfd) < 0 || VIR_ALLOC(vhostfd) < 0) { - virReportOOMError(); + if (VIR_ALLOC(tapfd) < 0 || VIR_ALLOC(vhostfd) < 0) goto cleanup; - } if ((tapfd[0] = qemuPhysIfaceConnect(vm->def, driver, net, priv->qemuCaps, VIR_NETDEV_VPORT_PROFILE_OP_CREATE)) < 0) @@ -783,10 +767,8 @@ int qemuDomainAttachNetDevice(virConnectPtr conn, goto cleanup; } else if (actualType == VIR_DOMAIN_NET_TYPE_ETHERNET) { vhostfdSize = 1; - if (VIR_ALLOC(vhostfd) < 0) { - virReportOOMError(); + if (VIR_ALLOC(vhostfd) < 0) goto cleanup; - } if (qemuOpenVhostNet(vm->def, net, priv->qemuCaps, vhostfd, &vhostfdSize) < 0) goto cleanup; } @@ -826,19 +808,17 @@ int qemuDomainAttachNetDevice(virConnectPtr conn, } if (VIR_ALLOC_N(tapfdName, tapfdSize) < 0 || - VIR_ALLOC_N(vhostfdName, vhostfdSize) < 0) { - virReportOOMError(); + VIR_ALLOC_N(vhostfdName, vhostfdSize) < 0) goto cleanup; - } for (i = 0; i < tapfdSize; i++) { if (virAsprintf(&tapfdName[i], "fd-%s%d", net->info.alias, i) < 0) - goto no_memory; + goto cleanup; } for (i = 0; i < vhostfdSize; i++) { if (virAsprintf(&vhostfdName[i], "vhostfd-%s%d", net->info.alias, i) < 0) - goto no_memory; + goto cleanup; } if (virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_NETDEV) && @@ -1003,7 +983,7 @@ try_remove: virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_DEVICE)) { char *netdev_name; if (virAsprintf(&netdev_name, "host%s", net->info.alias) < 0) - goto no_memory; + goto cleanup; qemuDomainObjEnterMonitor(driver, vm); if (qemuMonitorRemoveNetdev(priv->mon, netdev_name) < 0) VIR_WARN("Failed to remove network backend for netdev %s", @@ -1016,7 +996,7 @@ try_remove: } else { char *hostnet_name; if (virAsprintf(&hostnet_name, "host%s", net->info.alias) < 0) - goto no_memory; + goto cleanup; qemuDomainObjEnterMonitor(driver, vm); if (qemuMonitorRemoveHostNetwork(priv->mon, vlan, hostnet_name) < 0) VIR_WARN("Failed to remove network backend for vlan %d, net %s", @@ -1025,10 +1005,6 @@ try_remove: VIR_FREE(hostnet_name); } goto cleanup; - -no_memory: - virReportOOMError(); - goto cleanup; } @@ -1043,10 +1019,8 @@ int qemuDomainAttachHostPciDevice(virQEMUDriverPtr driver, char *configfd_name = NULL; bool releaseaddr = false; - if (VIR_REALLOC_N(vm->def->hostdevs, vm->def->nhostdevs+1) < 0) { - virReportOOMError(); + if (VIR_REALLOC_N(vm->def->hostdevs, vm->def->nhostdevs+1) < 0) return -1; - } if (qemuPrepareHostdevPCIDevices(driver, vm->def->name, vm->def->uuid, &hostdev, 1) < 0) @@ -1085,10 +1059,8 @@ int qemuDomainAttachHostPciDevice(virQEMUDriverPtr driver, configfd = qemuOpenPCIConfig(hostdev); if (configfd >= 0) { if (virAsprintf(&configfd_name, "fd-%s", - hostdev->info->alias) < 0) { - virReportOOMError(); + hostdev->info->alias) < 0) goto error; - } } } @@ -1164,10 +1136,8 @@ int qemuDomainAttachRedirdevDevice(virQEMUDriverPtr driver, goto error; } - if (VIR_REALLOC_N(vm->def->redirdevs, vm->def->nredirdevs+1) < 0) { - virReportOOMError(); + if (VIR_REALLOC_N(vm->def->redirdevs, vm->def->nredirdevs+1) < 0) goto error; - } qemuDomainObjEnterMonitor(driver, vm); if (virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_DEVICE)) @@ -1225,10 +1195,8 @@ int qemuDomainAttachHostUsbDevice(virQEMUDriverPtr driver, goto cleanup; } - if (VIR_REALLOC_N(vm->def->hostdevs, vm->def->nhostdevs+1) < 0) { - virReportOOMError(); + if (VIR_REALLOC_N(vm->def->hostdevs, vm->def->nhostdevs+1) < 0) goto cleanup; - } qemuDomainObjEnterMonitor(driver, vm); if (virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_DEVICE)) @@ -1293,10 +1261,8 @@ qemuDomainAttachHostScsiDevice(virQEMUDriverPtr driver, if (!(devstr = qemuBuildSCSIHostdevDevStr(vm->def, hostdev, priv->qemuCaps))) goto cleanup; - if (VIR_REALLOC_N(vm->def->hostdevs, vm->def->nhostdevs + 1) < 0) { - virReportOOMError(); + if (VIR_REALLOC_N(vm->def->hostdevs, vm->def->nhostdevs + 1) < 0) goto cleanup; - } qemuDomainObjEnterMonitor(driver, vm); if ((ret = qemuMonitorAddDrive(priv->mon, drvstr)) == 0) { @@ -2210,10 +2176,8 @@ int qemuDomainDetachVirtioDiskDevice(virQEMUDriverPtr driver, /* build the actual drive id string as the disk->info.alias doesn't * contain the QEMU_DRIVE_HOST_PREFIX that is passed to qemu */ if (virAsprintf(&drivestr, "%s%s", - QEMU_DRIVE_HOST_PREFIX, detach->info.alias) < 0) { - virReportOOMError(); + QEMU_DRIVE_HOST_PREFIX, detach->info.alias) < 0) goto cleanup; - } qemuDomainObjEnterMonitor(driver, vm); if (virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_DEVICE)) { @@ -2309,10 +2273,8 @@ int qemuDomainDetachDiskDevice(virQEMUDriverPtr driver, /* build the actual drive id string as the disk->info.alias doesn't * contain the QEMU_DRIVE_HOST_PREFIX that is passed to qemu */ if (virAsprintf(&drivestr, "%s%s", - QEMU_DRIVE_HOST_PREFIX, detach->info.alias) < 0) { - virReportOOMError(); + QEMU_DRIVE_HOST_PREFIX, detach->info.alias) < 0) goto cleanup; - } qemuDomainObjEnterMonitor(driver, vm); if (qemuMonitorDelDevice(priv->mon, detach->info.alias) < 0) { @@ -2831,10 +2793,8 @@ qemuDomainDetachNetDevice(virQEMUDriverPtr driver, goto cleanup; } - if (virAsprintf(&hostnet_name, "host%s", detach->info.alias) < 0) { - virReportOOMError(); + if (virAsprintf(&hostnet_name, "host%s", detach->info.alias) < 0) goto cleanup; - } qemuDomainObjEnterMonitor(driver, vm); if (virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_DEVICE)) { diff --git a/src/qemu/qemu_migration.c b/src/qemu/qemu_migration.c index 49e9e65..bf8c92f 100644 --- a/src/qemu/qemu_migration.c +++ b/src/qemu/qemu_migration.c @@ -231,7 +231,7 @@ qemuDomainExtractTLSSubject(const char *certdir) size_t subjectlen; if (virAsprintf(&certfile, "%s/server-cert.pem", certdir) < 0) - goto no_memory; + goto error; if (virFileReadAll(certfile, 8192, &pemdata) < 0) { virReportError(VIR_ERR_INTERNAL_ERROR, @@ -260,7 +260,7 @@ qemuDomainExtractTLSSubject(const char *certdir) subjectlen = 1024; if (VIR_ALLOC_N(subject, subjectlen+1) < 0) - goto no_memory; + goto error; gnutls_x509_crt_get_dn(cert, subject, &subjectlen); subject[subjectlen] = '\0'; @@ -270,8 +270,6 @@ qemuDomainExtractTLSSubject(const char *certdir) return subject; -no_memory: - virReportOOMError(); error: VIR_FREE(certfile); VIR_FREE(pemdata); @@ -288,7 +286,7 @@ qemuMigrationCookieGraphicsAlloc(virQEMUDriverPtr driver, virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver); if (VIR_ALLOC(mig) < 0) - goto no_memory; + goto error; mig->type = def->type; if (mig->type == VIR_DOMAIN_GRAPHICS_TYPE_VNC) { @@ -324,8 +322,6 @@ qemuMigrationCookieGraphicsAlloc(virQEMUDriverPtr driver, virObjectUnref(cfg); return mig; -no_memory: - virReportOOMError(); error: qemuMigrationCookieGraphicsFree(mig); virObjectUnref(cfg); @@ -341,12 +337,12 @@ qemuMigrationCookieNetworkAlloc(virQEMUDriverPtr driver ATTRIBUTE_UNUSED, int i; if (VIR_ALLOC(mig) < 0) - goto no_memory; + goto error; mig->nnets = def->nnets; if (VIR_ALLOC_N(mig->net, def->nnets) <0) - goto no_memory; + goto error; for (i = 0; i < def->nnets; i++) { virDomainNetDefPtr netptr; @@ -379,8 +375,6 @@ qemuMigrationCookieNetworkAlloc(virQEMUDriverPtr driver ATTRIBUTE_UNUSED, } return mig; -no_memory: - virReportOOMError(); error: qemuMigrationCookieNetworkFree(mig); return NULL; @@ -394,7 +388,7 @@ qemuMigrationCookieNew(virDomainObjPtr dom) const char *name; if (VIR_ALLOC(mig) < 0) - goto no_memory; + goto error; if (priv->origname) name = priv->origname; @@ -414,8 +408,6 @@ qemuMigrationCookieNew(virDomainObjPtr dom) return mig; -no_memory: - virReportOOMError(); error: qemuMigrationCookieFree(mig); return NULL; @@ -533,10 +525,8 @@ qemuMigrationCookieAddNBD(qemuMigrationCookiePtr mig, /* It is not a bug if there already is a NBD data */ if (!mig->nbd && - VIR_ALLOC(mig->nbd) < 0) { - virReportOOMError(); + VIR_ALLOC(mig->nbd) < 0) return -1; - } mig->nbd->port = priv->nbdPort; mig->flags |= QEMU_MIGRATION_COOKIE_NBD; @@ -686,7 +676,7 @@ qemuMigrationCookieGraphicsXMLParse(xmlXPathContextPtr ctxt) char *tmp; if (VIR_ALLOC(grap) < 0) - goto no_memory; + goto error; if (!(tmp = virXPathString("string(./graphics/@type)", ctxt))) { virReportError(VIR_ERR_INTERNAL_ERROR, @@ -722,8 +712,6 @@ qemuMigrationCookieGraphicsXMLParse(xmlXPathContextPtr ctxt) return grap; -no_memory: - virReportOOMError(); error: qemuMigrationCookieGraphicsFree(grap); return NULL; @@ -741,7 +729,7 @@ qemuMigrationCookieNetworkXMLParse(xmlXPathContextPtr ctxt) xmlNodePtr save_ctxt = ctxt->node; if (VIR_ALLOC(optr) < 0) - goto no_memory; + goto error; if ((n = virXPathNodeSet("./network/interface", ctxt, &interfaces)) < 0) { virReportError(VIR_ERR_INTERNAL_ERROR, @@ -751,7 +739,7 @@ qemuMigrationCookieNetworkXMLParse(xmlXPathContextPtr ctxt) optr->nnets = n; if (VIR_ALLOC_N(optr->net, optr->nnets) < 0) - goto no_memory; + goto error; for (i = 0; i < n; i++) { /* portdata is optional, and may not exist */ @@ -772,8 +760,6 @@ cleanup: ctxt->node = save_ctxt; return optr; -no_memory: - virReportOOMError(); error: VIR_FREE(interfaces); qemuMigrationCookieNetworkFree(optr); @@ -942,10 +928,8 @@ qemuMigrationCookieXMLParse(qemuMigrationCookiePtr mig, virXPathBoolean("boolean(./nbd)", ctxt)) { char *port; - if (VIR_ALLOC(mig->nbd) < 0) { - virReportOOMError(); + if (VIR_ALLOC(mig->nbd) < 0) goto error; - } port = virXPathString("string(./nbd/@port)", ctxt); if (port && virStrToLong_i(port, NULL, 10, &mig->nbd->port) < 0) { @@ -1131,10 +1115,8 @@ qemuMigrationStartNBDServer(virQEMUDriverPtr driver, VIR_FREE(diskAlias); if (virAsprintf(&diskAlias, "%s%s", - QEMU_DRIVE_HOST_PREFIX, disk->info.alias) < 0) { - virReportOOMError(); + QEMU_DRIVE_HOST_PREFIX, disk->info.alias) < 0) goto cleanup; - } if (qemuDomainObjEnterMonitorAsync(driver, vm, QEMU_ASYNC_JOB_MIGRATION_IN) < 0) @@ -1220,10 +1202,8 @@ qemuMigrationDriveMirror(virQEMUDriverPtr driver, /* escape literal IPv6 address */ if (strchr(host, ':')) { - if (virAsprintf(&hoststr, "[%s]", host) < 0) { - virReportOOMError(); + if (virAsprintf(&hoststr, "[%s]", host) < 0) goto error; - } } else if (VIR_STRDUP(hoststr, host) < 0) { goto error; } @@ -1244,10 +1224,8 @@ qemuMigrationDriveMirror(virQEMUDriverPtr driver, if ((virAsprintf(&diskAlias, "%s%s", QEMU_DRIVE_HOST_PREFIX, disk->info.alias) < 0) || (virAsprintf(&nbd_dest, "nbd:%s:%d:exportname=%s", - hoststr, port, diskAlias) < 0)) { - virReportOOMError(); + hoststr, port, diskAlias) < 0)) goto error; - } if (qemuDomainObjEnterMonitorAsync(driver, vm, QEMU_ASYNC_JOB_MIGRATION_OUT) < 0) @@ -1329,10 +1307,8 @@ error: VIR_FREE(diskAlias); if (virAsprintf(&diskAlias, "%s%s", - QEMU_DRIVE_HOST_PREFIX, disk->info.alias) < 0) { - virReportOOMError(); + QEMU_DRIVE_HOST_PREFIX, disk->info.alias) < 0) continue; - } if (qemuDomainObjEnterMonitorAsync(driver, vm, QEMU_ASYNC_JOB_MIGRATION_OUT) == 0) { if (qemuMonitorBlockJob(priv->mon, diskAlias, NULL, 0, @@ -1394,10 +1370,8 @@ qemuMigrationCancelDriveMirror(qemuMigrationCookiePtr mig, VIR_FREE(diskAlias); if (virAsprintf(&diskAlias, "%s%s", - QEMU_DRIVE_HOST_PREFIX, disk->info.alias) < 0) { - virReportOOMError(); + QEMU_DRIVE_HOST_PREFIX, disk->info.alias) < 0) goto cleanup; - } if (qemuDomainObjEnterMonitorAsync(driver, vm, QEMU_ASYNC_JOB_MIGRATION_OUT) < 0) @@ -2309,10 +2283,8 @@ qemuMigrationPrepareAny(virQEMUDriverPtr driver, /* QEMU will be started with -incoming [::]:port * or -incoming 0.0.0.0:port */ - if (virAsprintf(&migrateFrom, "tcp:%s:%d", listenAddr, port) < 0) { - virReportOOMError(); + if (virAsprintf(&migrateFrom, "tcp:%s:%d", listenAddr, port) < 0) goto cleanup; - } } if (!(vm = virDomainObjListAdd(driver->domains, *def, @@ -2567,10 +2539,8 @@ qemuMigrationPrepareDirect(virQEMUDriverPtr driver, * new targets accept both syntaxes though. */ /* Caller frees */ - if (virAsprintf(uri_out, "tcp:%s:%d", hostname, this_port) < 0) { - virReportOOMError(); + if (virAsprintf(uri_out, "tcp:%s:%d", hostname, this_port) < 0) goto cleanup; - } } else { /* Check the URI starts with "tcp:". We will escape the * URI when passing it to the qemu monitor, so bad @@ -2585,10 +2555,8 @@ qemuMigrationPrepareDirect(virQEMUDriverPtr driver, /* Convert uri_in to well-formed URI with // after tcp: */ if (!(STRPREFIX(uri_in, "tcp://"))) { - if (virAsprintf(&uri_str, "tcp://%s", p) < 0) { - virReportOOMError(); + if (virAsprintf(&uri_str, "tcp://%s", p) < 0) goto cleanup; - } } uri = virURIParse(uri_str ? uri_str : uri_in); @@ -2615,10 +2583,8 @@ qemuMigrationPrepareDirect(virQEMUDriverPtr driver, port = 0; /* Caller frees */ - if (virAsprintf(uri_out, "%s:%d", uri_in, this_port) < 0) { - virReportOOMError(); + if (virAsprintf(uri_out, "%s:%d", uri_in, this_port) < 0) goto cleanup; - } } else { this_port = uri->port; @@ -2873,10 +2839,8 @@ static void qemuMigrationIOFunc(void *arg) VIR_DEBUG("Running migration tunnel; stream=%p, sock=%d", data->st, data->sock); - if (VIR_ALLOC_N(buffer, TUNNEL_SEND_BUF_SIZE) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(buffer, TUNNEL_SEND_BUF_SIZE) < 0) goto abrt; - } fds[0].fd = data->sock; fds[1].fd = data->wakeupRecvFD; @@ -2982,7 +2946,7 @@ qemuMigrationStartTunnel(virStreamPtr st, } if (VIR_ALLOC(io) < 0) - goto no_memory; + goto error; io->st = st; io->sock = sock; @@ -2999,8 +2963,6 @@ qemuMigrationStartTunnel(virStreamPtr st, return io; -no_memory: - virReportOOMError(); error: VIR_FORCE_CLOSE(wakeupFD[0]); VIR_FORCE_CLOSE(wakeupFD[1]); @@ -3053,10 +3015,8 @@ qemuMigrationConnect(virQEMUDriverPtr driver, int ret = -1; host = spec->dest.host.name; - if (virAsprintf(&port, "%d", spec->dest.host.port) < 0) { - virReportOOMError(); + if (virAsprintf(&port, "%d", spec->dest.host.port) < 0) return -1; - } spec->destType = MIGRATION_DEST_FD; spec->dest.fd.qemu = -1; @@ -3355,10 +3315,8 @@ static int doNativeMigrate(virQEMUDriverPtr driver, if (STRPREFIX(uri, "tcp:") && !STRPREFIX(uri, "tcp://")) { char *tmp; /* HACK: source host generates bogus URIs, so fix them up */ - if (virAsprintf(&tmp, "tcp://%s", uri + strlen("tcp:")) < 0) { - virReportOOMError(); + if (virAsprintf(&tmp, "tcp://%s", uri + strlen("tcp:")) < 0) return -1; - } uribits = virURIParse(tmp); VIR_FREE(tmp); } else { @@ -3450,10 +3408,8 @@ static int doTunnelMigrate(virQEMUDriverPtr driver, if (virAsprintf(&spec.dest.unix_socket.file, "%s/qemu.tunnelmigrate.src.%s", - cfg->libDir, vm->def->name) < 0) { - virReportOOMError(); + cfg->libDir, vm->def->name) < 0) goto cleanup; - } if (virNetSocketNewListenUNIX(spec.dest.unix_socket.file, 0700, cfg->user, cfg->group, diff --git a/src/qemu/qemu_monitor.c b/src/qemu/qemu_monitor.c index fe5ab0a..067b368 100644 --- a/src/qemu/qemu_monitor.c +++ b/src/qemu/qemu_monitor.c @@ -489,10 +489,8 @@ qemuMonitorIORead(qemuMonitorPtr mon) if (avail < 1024) { if (VIR_REALLOC_N(mon->buffer, - mon->bufferLength + 1024) < 0) { - virReportOOMError(); + mon->bufferLength + 1024) < 0) return -1; - } mon->bufferLength += 1024; avail += 1024; } @@ -864,10 +862,7 @@ char *qemuMonitorNextCommandID(qemuMonitorPtr mon) { char *id; - if (virAsprintf(&id, "libvirt-%d", ++mon->nextSerial) < 0) { - virReportOOMError(); - return NULL; - } + ignore_value(virAsprintf(&id, "libvirt-%d", ++mon->nextSerial)); return id; } @@ -1962,10 +1957,8 @@ int qemuMonitorMigrateToHost(qemuMonitorPtr mon, } - if (virAsprintf(&uri, "tcp:%s:%d", hostname, port) < 0) { - virReportOOMError(); + if (virAsprintf(&uri, "tcp:%s:%d", hostname, port) < 0) return -1; - } if (mon->json) ret = qemuMonitorJSONMigrate(mon, flags, uri); @@ -1994,15 +1987,11 @@ int qemuMonitorMigrateToCommand(qemuMonitorPtr mon, } argstr = virArgvToString(argv); - if (!argstr) { - virReportOOMError(); + if (!argstr) goto cleanup; - } - if (virAsprintf(&dest, "exec:%s", argstr) < 0) { - virReportOOMError(); + if (virAsprintf(&dest, "exec:%s", argstr) < 0) goto cleanup; - } if (mon->json) ret = qemuMonitorJSONMigrate(mon, flags, dest); @@ -2043,10 +2032,8 @@ int qemuMonitorMigrateToFile(qemuMonitorPtr mon, } argstr = virArgvToString(argv); - if (!argstr) { - virReportOOMError(); + if (!argstr) goto cleanup; - } /* Migrate to file */ virBufferEscapeShell(&buf, target); @@ -2068,10 +2055,8 @@ int qemuMonitorMigrateToFile(qemuMonitorPtr mon, offset / QEMU_MONITOR_MIGRATE_TO_FILE_BS, QEMU_MONITOR_MIGRATE_TO_FILE_TRANSFER_SIZE, QEMU_MONITOR_MIGRATE_TO_FILE_TRANSFER_SIZE, - safe_target) < 0) { - virReportOOMError(); + safe_target) < 0) goto cleanup; - } if (mon->json) ret = qemuMonitorJSONMigrate(mon, flags, dest); @@ -2100,10 +2085,8 @@ int qemuMonitorMigrateToUnix(qemuMonitorPtr mon, return -1; } - if (virAsprintf(&dest, "unix:%s", unixfile) < 0) { - virReportOOMError(); + if (virAsprintf(&dest, "unix:%s", unixfile) < 0) return -1; - } if (mon->json) ret = qemuMonitorJSONMigrate(mon, flags, dest); diff --git a/src/qemu/qemu_monitor_json.c b/src/qemu/qemu_monitor_json.c index 3383c88..d326551 100644 --- a/src/qemu/qemu_monitor_json.c +++ b/src/qemu/qemu_monitor_json.c @@ -252,10 +252,8 @@ qemuMonitorJSONCommandWithFd(qemuMonitorPtr mon, if (!(cmdstr = virJSONValueToString(cmd, false))) goto cleanup; - if (virAsprintf(&msg.txBuffer, "%s\r\n", cmdstr) < 0) { - virReportOOMError(); + if (virAsprintf(&msg.txBuffer, "%s\r\n", cmdstr) < 0) goto cleanup; - } msg.txLength = strlen(msg.txBuffer); msg.txFD = scm_fd; @@ -409,11 +407,11 @@ qemuMonitorJSONMakeCommandRaw(bool wrap, const char *cmdname, ...) va_start(args, cmdname); if (!(obj = virJSONValueNewObject())) - goto no_memory; + goto error; if (virJSONValueObjectAppendString(obj, wrap ? "type" : "execute", cmdname) < 0) - goto no_memory; + goto error; while ((key = va_arg(args, char *)) != NULL) { int ret; @@ -432,7 +430,7 @@ qemuMonitorJSONMakeCommandRaw(bool wrap, const char *cmdname, ...) if (!jargs && !(jargs = virJSONValueNewObject())) - goto no_memory; + goto error; /* This doesn't support maps, but no command uses those. */ switch (type) { @@ -488,19 +486,17 @@ qemuMonitorJSONMakeCommandRaw(bool wrap, const char *cmdname, ...) goto error; } if (ret < 0) - goto no_memory; + goto error; } if (jargs && virJSONValueObjectAppend(obj, wrap ? "data" : "arguments", jargs) < 0) - goto no_memory; + goto error; va_end(args); return obj; -no_memory: - virReportOOMError(); error: virJSONValueFree(obj); virJSONValueFree(jargs); @@ -533,7 +529,7 @@ qemuMonitorJSONKeywordStringToJSON(const char *str, const char *firstkeyword) int i; if (!(ret = virJSONValueNewObject())) - goto no_memory; + goto error; nkeywords = qemuParseKeywords(str, &keywords, &values, 1); @@ -550,19 +546,17 @@ qemuMonitorJSONKeywordStringToJSON(const char *str, const char *firstkeyword) /* This 3rd arg isn't a typo - the way the parser works is * that the value ended up in the keyword field */ if (virJSONValueObjectAppendString(ret, firstkeyword, keywords[i]) < 0) - goto no_memory; + goto error; } } else { if (virJSONValueObjectAppendString(ret, keywords[i], values[i]) < 0) - goto no_memory; + goto error; } } qemuFreeKeywords(nkeywords, keywords, values); return ret; -no_memory: - virReportOOMError(); error: qemuFreeKeywords(nkeywords, keywords, values); virJSONValueFree(ret); @@ -1202,10 +1196,8 @@ qemuMonitorJSONExtractCPUInfo(virJSONValuePtr reply, goto cleanup; } - if (VIR_REALLOC_N(threads, ncpus) < 0) { - virReportOOMError(); + if (VIR_REALLOC_N(threads, ncpus) < 0) goto cleanup; - } for (i = 0; i < ncpus; i++) { virJSONValuePtr entry = virJSONValueArrayGet(data, i); @@ -1545,10 +1537,8 @@ int qemuMonitorJSONGetBlockInfo(qemuMonitorPtr mon, if (STRPREFIX(thisdev, QEMU_DRIVE_HOST_PREFIX)) thisdev += strlen(QEMU_DRIVE_HOST_PREFIX); - if (VIR_ALLOC(info) < 0) { - virReportOOMError(); + if (VIR_ALLOC(info) < 0) goto cleanup; - } if (virHashAddEntry(table, thisdev, info) < 0) { VIR_FREE(info); @@ -2885,10 +2875,8 @@ int qemuMonitorJSONAddNetdev(qemuMonitorPtr mon, if (!args) goto cleanup; - if (virJSONValueObjectAppend(cmd, "arguments", args) < 0) { - virReportOOMError(); + if (virJSONValueObjectAppend(cmd, "arguments", args) < 0) goto cleanup; - } args = NULL; /* obj owns reference to args now */ ret = qemuMonitorJSONCommand(mon, cmd, &reply); @@ -3082,10 +3070,8 @@ int qemuMonitorJSONAddDevice(qemuMonitorPtr mon, if (!args) goto cleanup; - if (virJSONValueObjectAppend(cmd, "arguments", args) < 0) { - virReportOOMError(); + if (virJSONValueObjectAppend(cmd, "arguments", args) < 0) goto cleanup; - } args = NULL; /* obj owns reference to args now */ ret = qemuMonitorJSONCommand(mon, cmd, &reply); @@ -3139,10 +3125,8 @@ int qemuMonitorJSONSetDrivePassphrase(qemuMonitorPtr mon, virJSONValuePtr reply = NULL; char *drive; - if (virAsprintf(&drive, "%s%s", QEMU_DRIVE_HOST_PREFIX, alias) < 0) { - virReportOOMError(); + if (virAsprintf(&drive, "%s%s", QEMU_DRIVE_HOST_PREFIX, alias) < 0) return -1; - } cmd = qemuMonitorJSONMakeCommand("block_passwd", "s:device", drive, @@ -3204,9 +3188,7 @@ qemuMonitorJSONDiskSnapshot(qemuMonitorPtr mon, virJSONValuePtr actions, return -1; if (actions) { - if (virJSONValueArrayAppend(actions, cmd) < 0) { - virReportOOMError(); - } else { + if (virJSONValueArrayAppend(actions, cmd) == 0) { ret = 0; cmd = NULL; } @@ -3412,7 +3394,7 @@ int qemuMonitorJSONSendKey(qemuMonitorPtr mon, /* create the key data array */ if (!(keys = virJSONValueNewArray())) - goto no_memory; + goto cleanup; for (i = 0; i < nkeycodes; i++) { if (keycodes[i] > 0xffff) { @@ -3423,18 +3405,18 @@ int qemuMonitorJSONSendKey(qemuMonitorPtr mon, /* create single key object */ if (!(key = virJSONValueNewObject())) - goto no_memory; + goto cleanup; /* Union KeyValue has two types, use the generic one */ if (virJSONValueObjectAppendString(key, "type", "number") < 0) - goto no_memory; + goto cleanup; /* with the keycode */ if (virJSONValueObjectAppendNumberInt(key, "data", keycodes[i]) < 0) - goto no_memory; + goto cleanup; if (virJSONValueArrayAppend(keys, key) < 0) - goto no_memory; + goto cleanup; key = NULL; @@ -3463,10 +3445,6 @@ cleanup: virJSONValueFree(keys); virJSONValueFree(key); return ret; - -no_memory: - virReportOOMError(); - goto cleanup; } int qemuMonitorJSONScreendump(qemuMonitorPtr mon, @@ -4007,20 +3985,16 @@ int qemuMonitorJSONGetMachines(qemuMonitorPtr mon, } /* null-terminated list */ - if (VIR_ALLOC_N(infolist, n + 1) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(infolist, n + 1) < 0) goto cleanup; - } for (i = 0; i < n; i++) { virJSONValuePtr child = virJSONValueArrayGet(data, i); const char *tmp; qemuMonitorMachineInfoPtr info; - if (VIR_ALLOC(info) < 0) { - virReportOOMError(); + if (VIR_ALLOC(info) < 0) goto cleanup; - } infolist[i] = info; @@ -4123,10 +4097,8 @@ int qemuMonitorJSONGetCPUDefinitions(qemuMonitorPtr mon, } /* null-terminated list */ - if (VIR_ALLOC_N(cpulist, n + 1) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(cpulist, n + 1) < 0) goto cleanup; - } for (i = 0; i < n; i++) { virJSONValuePtr child = virJSONValueArrayGet(data, i); @@ -4193,10 +4165,8 @@ int qemuMonitorJSONGetCommands(qemuMonitorPtr mon, } /* null-terminated list */ - if (VIR_ALLOC_N(commandlist, n + 1) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(commandlist, n + 1) < 0) goto cleanup; - } for (i = 0; i < n; i++) { virJSONValuePtr child = virJSONValueArrayGet(data, i); @@ -4268,10 +4238,8 @@ int qemuMonitorJSONGetEvents(qemuMonitorPtr mon, } /* null-terminated list */ - if (VIR_ALLOC_N(eventlist, n + 1) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(eventlist, n + 1) < 0) goto cleanup; - } for (i = 0; i < n; i++) { virJSONValuePtr child = virJSONValueArrayGet(data, i); @@ -4382,10 +4350,8 @@ qemuMonitorJSONGetCommandLineOptionParameters(qemuMonitorPtr mon, } /* null-terminated list */ - if (VIR_ALLOC_N(paramlist, n + 1) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(paramlist, n + 1) < 0) goto cleanup; - } for (i = 0; i < n; i++) { virJSONValuePtr child = virJSONValueArrayGet(data, i); @@ -4509,10 +4475,8 @@ int qemuMonitorJSONGetObjectTypes(qemuMonitorPtr mon, } /* null-terminated list */ - if (VIR_ALLOC_N(typelist, n + 1) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(typelist, n + 1) < 0) goto cleanup; - } for (i = 0; i < n; i++) { virJSONValuePtr child = virJSONValueArrayGet(data, i); @@ -4587,10 +4551,8 @@ int qemuMonitorJSONGetObjectProps(qemuMonitorPtr mon, } /* null-terminated list */ - if (VIR_ALLOC_N(proplist, n + 1) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(proplist, n + 1) < 0) goto cleanup; - } for (i = 0; i < n; i++) { virJSONValuePtr child = virJSONValueArrayGet(data, i); @@ -4740,18 +4702,18 @@ qemuMonitorJSONSetMigrationCapability(qemuMonitorPtr mon, goto cleanup; if (!(cap = virJSONValueNewObject())) - goto no_memory; + goto cleanup; if (virJSONValueObjectAppendString( cap, "capability", qemuMonitorMigrationCapsTypeToString(capability)) < 0) - goto no_memory; + goto cleanup; if (virJSONValueObjectAppendBoolean(cap, "state", 1) < 0) - goto no_memory; + goto cleanup; if (virJSONValueArrayAppend(caps, cap) < 0) - goto no_memory; + goto cleanup; cap = NULL; @@ -4774,10 +4736,6 @@ cleanup: virJSONValueFree(cmd); virJSONValueFree(reply); return ret; - -no_memory: - virReportOOMError(); - goto cleanup; } int @@ -4794,19 +4752,15 @@ qemuMonitorJSONNBDServerStart(qemuMonitorPtr mon, if (!(data = virJSONValueNewObject()) || !(addr = virJSONValueNewObject()) || - (virAsprintf(&port_str, "%u", port) < 0)) { - virReportOOMError(); + (virAsprintf(&port_str, "%u", port) < 0)) goto cleanup; - } /* port is really expected as a string here by qemu */ if (virJSONValueObjectAppendString(data, "host", host) < 0 || virJSONValueObjectAppendString(data, "port", port_str) < 0 || virJSONValueObjectAppendString(addr, "type", "inet") < 0 || - virJSONValueObjectAppend(addr, "data", data) < 0) { - virReportOOMError(); + virJSONValueObjectAppend(addr, "data", data) < 0) goto cleanup; - } /* From now on, @data is part of @addr */ data = NULL; @@ -4929,10 +4883,8 @@ qemuMonitorJSONGetStringArray(qemuMonitorPtr mon, const char *qmpCmd, } /* null-terminated list */ - if (VIR_ALLOC_N(list, n + 1) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(list, n + 1) < 0) goto cleanup; - } for (i = 0; i < n; i++) { virJSONValuePtr child = virJSONValueArrayGet(data, i); diff --git a/src/qemu/qemu_monitor_text.c b/src/qemu/qemu_monitor_text.c index 15fbcb7..9bc2b9e 100644 --- a/src/qemu/qemu_monitor_text.c +++ b/src/qemu/qemu_monitor_text.c @@ -190,10 +190,8 @@ int qemuMonitorTextIOProcess(qemuMonitorPtr mon ATTRIBUTE_UNUSED, * BASIC_PROMPT we can reasonably reliably cope */ if (want) { if (VIR_REALLOC_N(msg->rxBuffer, - msg->rxLength + want + 1) < 0) { - virReportOOMError(); + msg->rxLength + want + 1) < 0) return -1; - } memcpy(msg->rxBuffer + msg->rxLength, start, want); msg->rxLength += want; msg->rxBuffer[msg->rxLength] = '\0'; @@ -233,10 +231,8 @@ qemuMonitorTextCommandWithHandler(qemuMonitorPtr mon, memset(&msg, 0, sizeof(msg)); - if (virAsprintf(&msg.txBuffer, "%s\r", cmd) < 0) { - virReportOOMError(); + if (virAsprintf(&msg.txBuffer, "%s\r", cmd) < 0) return -1; - } msg.txLength = strlen(msg.txBuffer); msg.txFD = scm_fd; msg.passwordHandler = passwordHandler; @@ -346,7 +342,6 @@ qemuMonitorSendDiskPassphrase(qemuMonitorPtr mon, msg->txLength + passphrase_len + 1 + 1) < 0) { memset(passphrase, 0, passphrase_len); VIR_FREE(passphrase); - virReportOOMError(); return -1; } @@ -457,10 +452,8 @@ int qemuMonitorTextSetLink(qemuMonitorPtr mon, const char *name, enum virDomainN else st_str = "on"; - if (virAsprintf(&cmd, "set_link %s %s", name, st_str) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "set_link %s %s", name, st_str) < 0) goto error; - } if (qemuMonitorHMPCommand(mon, cmd, &info) < 0) goto error; @@ -768,10 +761,8 @@ int qemuMonitorTextGetBlockInfo(qemuMonitorPtr mon, dev = p; p = strchr(p, ':'); if (p && p < eol && *(p + 1) == ' ') { - if (VIR_ALLOC(info) < 0) { - virReportOOMError(); + if (VIR_ALLOC(info) < 0) goto cleanup; - } *p = '\0'; p += 2; @@ -1057,10 +1048,8 @@ int qemuMonitorTextBlockResize(qemuMonitorPtr mon, char *reply = NULL; int ret = -1; - if (virAsprintf(&cmd, "block_resize %s %lluB", device, size) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "block_resize %s %lluB", device, size) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -1091,10 +1080,8 @@ qemuMonitorSendVNCPassphrase(qemuMonitorPtr mon ATTRIBUTE_UNUSED, /* Enlarge transmit buffer to allow for the extra data * to be sent back */ if (VIR_REALLOC_N(msg->txBuffer, - msg->txLength + passphrase_len + 1 + 1) < 0) { - virReportOOMError(); + msg->txLength + passphrase_len + 1 + 1) < 0) return -1; - } /* Queue the password for sending */ memcpy(msg->txBuffer + msg->txLength, @@ -1135,10 +1122,8 @@ int qemuMonitorTextSetPassword(qemuMonitorPtr mon, int ret = -1; if (virAsprintf(&cmd, "set_password %s \"%s\" %s", - protocol, password, action_if_connected) < 0) { - virReportOOMError(); + protocol, password, action_if_connected) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -1166,10 +1151,8 @@ int qemuMonitorTextExpirePassword(qemuMonitorPtr mon, int ret = -1; if (virAsprintf(&cmd, "expire_password %s %s", - protocol, expire_time) < 0) { - virReportOOMError(); + protocol, expire_time) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -1202,10 +1185,8 @@ int qemuMonitorTextSetBalloon(qemuMonitorPtr mon, * 'newmem' is in KB, QEMU monitor works in MB, and we all wish * we just worked in bytes with unsigned long long everywhere. */ - if (virAsprintf(&cmd, "balloon %lu", VIR_DIV_UP(newmem, 1024)) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "balloon %lu", VIR_DIV_UP(newmem, 1024)) < 0) return -1; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) { VIR_FREE(cmd); @@ -1237,10 +1218,8 @@ int qemuMonitorTextSetCPU(qemuMonitorPtr mon, int cpu, bool online) char *reply = NULL; int ret = -1; - if (virAsprintf(&cmd, "cpu_set %d %s", cpu, online ? "online" : "offline") < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "cpu_set %d %s", cpu, online ? "online" : "offline") < 0) return -1; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) { VIR_FREE(cmd); @@ -1270,10 +1249,8 @@ int qemuMonitorTextEjectMedia(qemuMonitorPtr mon, char *reply = NULL; int ret = -1; - if (virAsprintf(&cmd, "eject %s%s", force ? "-f " : "", dev_name) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "eject %s%s", force ? "-f " : "", dev_name) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -1306,15 +1283,11 @@ int qemuMonitorTextChangeMedia(qemuMonitorPtr mon, char *safepath = NULL; int ret = -1; - if (!(safepath = qemuMonitorEscapeArg(newmedia))) { - virReportOOMError(); + if (!(safepath = qemuMonitorEscapeArg(newmedia))) goto cleanup; - } - if (virAsprintf(&cmd, "change %s \"%s\"", dev_name, safepath) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "change %s \"%s\"", dev_name, safepath) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -1355,15 +1328,11 @@ static int qemuMonitorTextSaveMemory(qemuMonitorPtr mon, char *safepath = NULL; int ret = -1; - if (!(safepath = qemuMonitorEscapeArg(path))) { - virReportOOMError(); + if (!(safepath = qemuMonitorEscapeArg(path))) goto cleanup; - } - if (virAsprintf(&cmd, "%s %llu %zi \"%s\"", cmdtype, offset, length, safepath) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "%s %llu %zi \"%s\"", cmdtype, offset, length, safepath) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -1404,10 +1373,8 @@ int qemuMonitorTextSetMigrationSpeed(qemuMonitorPtr mon, char *info = NULL; int ret = -1; - if (virAsprintf(&cmd, "migrate_set_speed %lum", bandwidth) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "migrate_set_speed %lum", bandwidth) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &info) < 0) goto cleanup; @@ -1428,10 +1395,8 @@ int qemuMonitorTextSetMigrationDowntime(qemuMonitorPtr mon, char *info = NULL; int ret = -1; - if (virAsprintf(&cmd, "migrate_set_downtime %llums", downtime) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "migrate_set_downtime %llums", downtime) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &info) < 0) goto cleanup; @@ -1592,10 +1557,8 @@ int qemuMonitorTextMigrate(qemuMonitorPtr mon, virBuffer extra = VIR_BUFFER_INITIALIZER; char *extrastr = NULL; - if (!safedest) { - virReportOOMError(); + if (!safedest) return -1; - } if (flags & QEMU_MONITOR_MIGRATE_BACKGROUND) virBufferAddLit(&extra, " -d"); @@ -1611,10 +1574,8 @@ int qemuMonitorTextMigrate(qemuMonitorPtr mon, extrastr = virBufferContentAndReset(&extra); if (virAsprintf(&cmd, "migrate %s\"%s\"", extrastr ? extrastr : "", - safedest) < 0) { - virReportOOMError(); + safedest) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &info) < 0) goto cleanup; @@ -1668,10 +1629,8 @@ int qemuMonitorTextGraphicsRelocate(qemuMonitorPtr mon, if (virAsprintf(&cmd, "client_migrate_info %s %s %d %d %s", type == VIR_DOMAIN_GRAPHICS_TYPE_SPICE ? "spice" : "vnc", - hostname, port, tlsPort, tlsSubject ? tlsSubject : "") < 0) { - virReportOOMError(); + hostname, port, tlsPort, tlsSubject ? tlsSubject : "") < 0) return -1; - } if (qemuMonitorHMPCommand(mon, cmd, &info) < 0) { VIR_FREE(cmd); @@ -1693,15 +1652,11 @@ int qemuMonitorTextAddUSBDisk(qemuMonitorPtr mon, char *info = NULL; safepath = qemuMonitorEscapeArg(path); - if (!safepath) { - virReportOOMError(); + if (!safepath) return -1; - } - if (virAsprintf(&cmd, "usb_add disk:%s", safepath) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "usb_add disk:%s", safepath) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &info) < 0) goto cleanup; @@ -1731,10 +1686,8 @@ static int qemuMonitorTextAddUSBDevice(qemuMonitorPtr mon, char *reply = NULL; int ret = -1; - if (virAsprintf(&cmd, "usb_add %s", addr) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "usb_add %s", addr) < 0) return -1; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -1763,10 +1716,8 @@ int qemuMonitorTextAddUSBDeviceExact(qemuMonitorPtr mon, int ret; char *addr; - if (virAsprintf(&addr, "host:%.3d.%.3d", bus, dev) < 0) { - virReportOOMError(); + if (virAsprintf(&addr, "host:%.3d.%.3d", bus, dev) < 0) return -1; - } ret = qemuMonitorTextAddUSBDevice(mon, addr); @@ -1781,10 +1732,8 @@ int qemuMonitorTextAddUSBDeviceMatch(qemuMonitorPtr mon, int ret; char *addr; - if (virAsprintf(&addr, "host:%.4x:%.4x", vendor, product) < 0) { - virReportOOMError(); + if (virAsprintf(&addr, "host:%.4x:%.4x", vendor, product) < 0) return -1; - } ret = qemuMonitorTextAddUSBDevice(mon, addr); @@ -1869,10 +1818,8 @@ int qemuMonitorTextAddPCIHostDevice(qemuMonitorPtr mon, /* XXX hostAddr->domain */ if (virAsprintf(&cmd, "pci_add pci_addr=auto host host=%.2x:%.2x.%.1x", - hostAddr->bus, hostAddr->slot, hostAddr->function) < 0) { - virReportOOMError(); + hostAddr->bus, hostAddr->slot, hostAddr->function) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -1910,17 +1857,13 @@ int qemuMonitorTextAddPCIDisk(qemuMonitorPtr mon, int ret = -1; safe_path = qemuMonitorEscapeArg(path); - if (!safe_path) { - virReportOOMError(); + if (!safe_path) return -1; - } try_command: if (virAsprintf(&cmd, "pci_add %s storage file=%s,if=%s", - (tryOldSyntax ? "0": "pci_addr=auto"), safe_path, bus) < 0) { - virReportOOMError(); + (tryOldSyntax ? "0": "pci_addr=auto"), safe_path, bus) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -1956,10 +1899,8 @@ int qemuMonitorTextAddPCINetwork(qemuMonitorPtr mon, char *reply = NULL; int ret = -1; - if (virAsprintf(&cmd, "pci_add pci_addr=auto nic %s", nicstr) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "pci_add pci_addr=auto nic %s", nicstr) < 0) return -1; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -1989,17 +1930,13 @@ int qemuMonitorTextRemovePCIDevice(qemuMonitorPtr mon, try_command: if (tryOldSyntax) { - if (virAsprintf(&cmd, "pci_del 0 %.2x", guestAddr->slot) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "pci_del 0 %.2x", guestAddr->slot) < 0) goto cleanup; - } } else { /* XXX function ? */ if (virAsprintf(&cmd, "pci_del pci_addr=%.4x:%.2x:%.2x", - guestAddr->domain, guestAddr->bus, guestAddr->slot) < 0) { - virReportOOMError(); + guestAddr->domain, guestAddr->bus, guestAddr->slot) < 0) goto cleanup; - } } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) @@ -2042,10 +1979,8 @@ int qemuMonitorTextSendFileHandle(qemuMonitorPtr mon, char *reply = NULL; int ret = -1; - if (virAsprintf(&cmd, "getfd %s", fdname) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "getfd %s", fdname) < 0) return -1; - } if (qemuMonitorHMPCommandWithFd(mon, cmd, fd, &reply) < 0) goto cleanup; @@ -2082,10 +2017,8 @@ int qemuMonitorTextCloseFileHandle(qemuMonitorPtr mon, char *reply = NULL; int ret = -1; - if (virAsprintf(&cmd, "closefd %s", fdname) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "closefd %s", fdname) < 0) return -1; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -2115,10 +2048,8 @@ int qemuMonitorTextAddHostNetwork(qemuMonitorPtr mon, char *reply = NULL; int ret = -1; - if (virAsprintf(&cmd, "host_net_add %s", netstr) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "host_net_add %s", netstr) < 0) return -1; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -2147,10 +2078,8 @@ int qemuMonitorTextRemoveHostNetwork(qemuMonitorPtr mon, char *reply = NULL; int ret = -1; - if (virAsprintf(&cmd, "host_net_remove %d %s", vlan, netname) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "host_net_remove %d %s", vlan, netname) < 0) return -1; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -2173,10 +2102,8 @@ int qemuMonitorTextAddNetdev(qemuMonitorPtr mon, char *reply = NULL; int ret = -1; - if (virAsprintf(&cmd, "netdev_add %s", netdevstr) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "netdev_add %s", netdevstr) < 0) return -1; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -2199,10 +2126,8 @@ int qemuMonitorTextRemoveNetdev(qemuMonitorPtr mon, char *reply = NULL; int ret = -1; - if (virAsprintf(&cmd, "netdev_del %s", alias) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "netdev_del %s", alias) < 0) return -1; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -2311,10 +2236,8 @@ int qemuMonitorTextAttachPCIDiskController(qemuMonitorPtr mon, try_command: if (virAsprintf(&cmd, "pci_add %s storage if=%s", - (tryOldSyntax ? "0": "pci_addr=auto"), bus) < 0) { - virReportOOMError(); + (tryOldSyntax ? "0": "pci_addr=auto"), bus) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -2398,19 +2321,15 @@ int qemuMonitorTextAttachDrive(qemuMonitorPtr mon, bool tryOldSyntax = false; safe_str = qemuMonitorEscapeArg(drivestr); - if (!safe_str) { - virReportOOMError(); + if (!safe_str) return -1; - } try_command: if (virAsprintf(&cmd, "drive_add %s%.2x:%.2x:%.2x %s", (tryOldSyntax ? "" : "pci_addr="), controllerAddr->domain, controllerAddr->bus, - controllerAddr->slot, safe_str) < 0) { - virReportOOMError(); + controllerAddr->slot, safe_str) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -2538,10 +2457,8 @@ int qemuMonitorTextGetAllPCIAddresses(qemuMonitorPtr mon, p++; GET_INT(p, 16, product); - if (VIR_REALLOC_N(addrs, naddrs+1) < 0) { - virReportOOMError(); + if (VIR_REALLOC_N(addrs, naddrs+1) < 0) goto error; - } addrs[naddrs].addr.domain = 0; addrs[naddrs].addr.bus = bus; @@ -2579,15 +2496,11 @@ int qemuMonitorTextDelDevice(qemuMonitorPtr mon, char *safedev; int ret = -1; - if (!(safedev = qemuMonitorEscapeArg(devalias))) { - virReportOOMError(); + if (!(safedev = qemuMonitorEscapeArg(devalias))) goto cleanup; - } - if (virAsprintf(&cmd, "device_del %s", safedev) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "device_del %s", safedev) < 0) goto cleanup; - } VIR_DEBUG("TextDelDevice devalias=%s", devalias); if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) @@ -2617,15 +2530,11 @@ int qemuMonitorTextAddDevice(qemuMonitorPtr mon, char *safedev; int ret = -1; - if (!(safedev = qemuMonitorEscapeArg(devicestr))) { - virReportOOMError(); + if (!(safedev = qemuMonitorEscapeArg(devicestr))) goto cleanup; - } - if (virAsprintf(&cmd, "device_add %s", safedev) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "device_add %s", safedev) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -2665,17 +2574,13 @@ int qemuMonitorTextAddDrive(qemuMonitorPtr mon, char *safe_str; safe_str = qemuMonitorEscapeArg(drivestr); - if (!safe_str) { - virReportOOMError(); + if (!safe_str) return -1; - } /* 'dummy' here is just a placeholder since there is no PCI * address required when attaching drives to a controller */ - if (virAsprintf(&cmd, "drive_add dummy %s", safe_str) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "drive_add dummy %s", safe_str) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -2712,15 +2617,11 @@ int qemuMonitorTextDriveDel(qemuMonitorPtr mon, int ret = -1; VIR_DEBUG("TextDriveDel drivestr=%s", drivestr); - if (!(safedev = qemuMonitorEscapeArg(drivestr))) { - virReportOOMError(); + if (!(safedev = qemuMonitorEscapeArg(drivestr))) goto cleanup; - } - if (virAsprintf(&cmd, "drive_del %s", safedev) < 0) { - virReportOOMError(); + if (virAsprintf(&cmd, "drive_del %s", safedev) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -2761,16 +2662,12 @@ int qemuMonitorTextSetDrivePassphrase(qemuMonitorPtr mon, char *safe_str; safe_str = qemuMonitorEscapeArg(passphrase); - if (!safe_str) { - virReportOOMError(); + if (!safe_str) return -1; - } if (virAsprintf(&cmd, "block_passwd %s%s \"%s\"", - QEMU_DRIVE_HOST_PREFIX, alias, safe_str) < 0) { - virReportOOMError(); + QEMU_DRIVE_HOST_PREFIX, alias, safe_str) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -2802,10 +2699,8 @@ int qemuMonitorTextCreateSnapshot(qemuMonitorPtr mon, const char *name) char *safename; if (!(safename = qemuMonitorEscapeArg(name)) || - virAsprintf(&cmd, "savevm \"%s\"", safename) < 0) { - virReportOOMError(); + virAsprintf(&cmd, "savevm \"%s\"", safename) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &reply)) goto cleanup; @@ -2847,10 +2742,8 @@ int qemuMonitorTextLoadSnapshot(qemuMonitorPtr mon, const char *name) char *safename; if (!(safename = qemuMonitorEscapeArg(name)) || - virAsprintf(&cmd, "loadvm \"%s\"", safename) < 0) { - virReportOOMError(); + virAsprintf(&cmd, "loadvm \"%s\"", safename) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &reply)) goto cleanup; @@ -2902,10 +2795,8 @@ int qemuMonitorTextDeleteSnapshot(qemuMonitorPtr mon, const char *name) char *safename; if (!(safename = qemuMonitorEscapeArg(name)) || - virAsprintf(&cmd, "delvm \"%s\"", safename) < 0) { - virReportOOMError(); + virAsprintf(&cmd, "delvm \"%s\"", safename) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &reply)) goto cleanup; @@ -2940,10 +2831,8 @@ int qemuMonitorTextArbitraryCommand(qemuMonitorPtr mon, const char *cmd, char *safecmd = NULL; int ret; - if (!(safecmd = qemuMonitorEscapeArg(cmd))) { - virReportOOMError(); + if (!(safecmd = qemuMonitorEscapeArg(cmd))) return -1; - } ret = qemuMonitorHMPCommand(mon, safecmd, reply); @@ -3032,10 +2921,8 @@ int qemuMonitorTextScreendump(qemuMonitorPtr mon, const char *file) char *reply = NULL; int ret = -1; - if (virAsprintf(&cmd, "screendump %s", file) < 0){ - virReportOOMError(); + if (virAsprintf(&cmd, "screendump %s", file) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -3063,10 +2950,8 @@ int qemuMonitorTextOpenGraphics(qemuMonitorPtr mon, char *reply = NULL; int ret = -1; - if (virAsprintf(&cmd, "add_client %s %s %d", protocol, fdname, skipauth ? 0 : 1) < 0){ - virReportOOMError(); + if (virAsprintf(&cmd, "add_client %s %s %d", protocol, fdname, skipauth ? 0 : 1) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &reply) < 0) goto cleanup; @@ -3097,10 +2982,8 @@ int qemuMonitorTextSetBlockIoThrottle(qemuMonitorPtr mon, if (virAsprintf(&cmd, "%s %s %llu %llu %llu %llu %llu %llu", cmd_name, device, info->total_bytes_sec, info->read_bytes_sec, info->write_bytes_sec, info->total_iops_sec, - info->read_iops_sec, info->write_iops_sec) < 0) { - virReportOOMError(); + info->read_iops_sec, info->write_iops_sec) < 0) goto cleanup; - } if (qemuMonitorHMPCommand(mon, cmd, &result) < 0) goto cleanup; diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c index df0ac72..6833662 100644 --- a/src/qemu/qemu_process.c +++ b/src/qemu/qemu_process.c @@ -88,10 +88,8 @@ qemuProcessRemoveDomainStatus(virQEMUDriverPtr driver, virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver); int ret = -1; - if (virAsprintf(&file, "%s/%s.xml", cfg->stateDir, vm->def->name) < 0) { - virReportOOMError(); + if (virAsprintf(&file, "%s/%s.xml", cfg->stateDir, vm->def->name) < 0) goto cleanup; - } if (unlink(file) < 0 && errno != ENOENT && errno != ENOTDIR) VIR_WARN("Failed to remove domain XML for %s: %s", @@ -465,7 +463,6 @@ qemuProcessGetVolumeQcowPassphrase(virConnectPtr conn, if (VIR_ALLOC_N(passphrase, size + 1) < 0) { memset(data, 0, size); VIR_FREE(data); - virReportOOMError(); goto cleanup; } memcpy(passphrase, data, size); @@ -879,8 +876,6 @@ qemuProcessHandleWatchdog(qemuMonitorPtr mon ATTRIBUTE_UNUSED, vm = NULL; VIR_FREE(processEvent); } - } else { - virReportOOMError(); } } @@ -1023,24 +1018,24 @@ qemuProcessHandleGraphics(qemuMonitorPtr mon ATTRIBUTE_UNUSED, int i; if (VIR_ALLOC(localAddr) < 0) - goto no_memory; + goto error; localAddr->family = localFamily; if (VIR_STRDUP(localAddr->service, localService) < 0 || VIR_STRDUP(localAddr->node, localNode) < 0) goto error; if (VIR_ALLOC(remoteAddr) < 0) - goto no_memory; + goto error; remoteAddr->family = remoteFamily; if (VIR_STRDUP(remoteAddr->service, remoteService) < 0 || VIR_STRDUP(remoteAddr->node, remoteNode) < 0) goto error; if (VIR_ALLOC(subject) < 0) - goto no_memory; + goto error; if (x509dname) { if (VIR_REALLOC_N(subject->identities, subject->nidentity+1) < 0) - goto no_memory; + goto error; subject->nidentity++; if (VIR_STRDUP(subject->identities[subject->nidentity-1].type, "x509dname") < 0 || VIR_STRDUP(subject->identities[subject->nidentity-1].name, x509dname) < 0) @@ -1048,7 +1043,7 @@ qemuProcessHandleGraphics(qemuMonitorPtr mon ATTRIBUTE_UNUSED, } if (saslUsername) { if (VIR_REALLOC_N(subject->identities, subject->nidentity+1) < 0) - goto no_memory; + goto error; subject->nidentity++; if (VIR_STRDUP(subject->identities[subject->nidentity-1].type, "saslUsername") < 0 || VIR_STRDUP(subject->identities[subject->nidentity-1].name, saslUsername) < 0) @@ -1064,8 +1059,6 @@ qemuProcessHandleGraphics(qemuMonitorPtr mon ATTRIBUTE_UNUSED, return 0; -no_memory: - virReportOOMError(); error: if (localAddr) { VIR_FREE(localAddr->service); @@ -1296,10 +1289,8 @@ qemuProcessHandleGuestPanic(qemuMonitorPtr mon ATTRIBUTE_UNUSED, struct qemuProcessEvent *processEvent; virObjectLock(vm); - if (VIR_ALLOC(processEvent) < 0) { - virReportOOMError(); + if (VIR_ALLOC(processEvent) < 0) goto cleanup; - } processEvent->eventType = QEMU_PROCESS_EVENT_GUESTPANIC; processEvent->action = vm->def->onCrash; @@ -1733,10 +1724,8 @@ qemuProcessWaitForMonitor(virQEMUDriverPtr driver, if ((logfd = qemuDomainOpenLog(driver, vm, pos)) < 0) return -1; - if (VIR_ALLOC_N(buf, buf_size) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(buf, buf_size) < 0) goto closelog; - } if (qemuProcessReadLogOutput(vm, logfd, buf, buf_size, qemuProcessFindCharDevicePTYs, @@ -1777,10 +1766,8 @@ cleanup: if ((logfd = qemuDomainOpenLog(driver, vm, pos)) < 0) return -1; - if (VIR_ALLOC_N(buf, buf_size) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(buf, buf_size) < 0) goto closelog; - } } len = strlen(buf); @@ -1820,10 +1807,8 @@ qemuProcessDetectVcpuPIDs(virQEMUDriverPtr driver, virResetLastError(); priv->nvcpupids = 1; - if (VIR_ALLOC_N(priv->vcpupids, priv->nvcpupids) < 0) { - virReportOOMError(); + if (VIR_ALLOC_N(priv->vcpupids, priv->nvcpupids) < 0) return -1; - } priv->vcpupids[0] = vm->pid; return 0; } @@ -1864,10 +1849,8 @@ qemuPrepareCpumap(virQEMUDriverPtr driver, if (maxcpu > hostcpus) maxcpu = hostcpus; - if (!(cpumap = virBitmapNew(maxcpu))) { - virReportOOMError(); + if (!(cpumap = virBitmapNew(maxcpu))) return NULL; - } if (nodemask) { if (!(caps = virQEMUDriverGetCapabilities(driver, false))) { @@ -2577,13 +2560,8 @@ qemuProcessPrepareMonitorChr(virQEMUDriverConfigPtr cfg, monConfig->type = VIR_DOMAIN_CHR_TYPE_UNIX; monConfig->data.nix.listen = true; - if (virAsprintf(&monConfig->data.nix.path, "%s/%s.monitor", - cfg->libDir, vm) < 0) { - virReportOOMError(); - return -1; - } - - return 0; + return virAsprintf(&monConfig->data.nix.path, "%s/%s.monitor", + cfg->libDir, vm); } @@ -3172,10 +3150,8 @@ qemuProcessReconnectHelper(virDomainObjPtr obj, struct qemuProcessReconnectData *src = opaque; struct qemuProcessReconnectData *data; - if (VIR_ALLOC(data) < 0) { - virReportOOMError(); + if (VIR_ALLOC(data) < 0) return -1; - } memcpy(data, src, sizeof(*data)); data->payload = obj; @@ -3537,10 +3513,8 @@ int qemuProcessStart(virConnectPtr conn, if (graphics->type == VIR_DOMAIN_GRAPHICS_TYPE_VNC || graphics->type == VIR_DOMAIN_GRAPHICS_TYPE_SPICE) { if (graphics->nListens == 0) { - if (VIR_EXPAND_N(graphics->listens, graphics->nListens, 1) < 0) { - virReportOOMError(); + if (VIR_EXPAND_N(graphics->listens, graphics->nListens, 1) < 0) goto cleanup; - } graphics->listens[0].type = VIR_DOMAIN_GRAPHICS_LISTEN_TYPE_ADDRESS; if (VIR_STRDUP(graphics->listens[0].address, graphics->type == VIR_DOMAIN_GRAPHICS_TYPE_VNC ? @@ -3622,10 +3596,8 @@ int qemuProcessStart(virConnectPtr conn, if (qemuSetupCgroup(driver, vm, nodemask) < 0) goto cleanup; - if (VIR_ALLOC(priv->monConfig) < 0) { - virReportOOMError(); + if (VIR_ALLOC(priv->monConfig) < 0) goto cleanup; - } VIR_DEBUG("Preparing monitor state"); if (qemuProcessPrepareMonitorChr(cfg, priv->monConfig, vm->def->name) < 0) @@ -3694,7 +3666,6 @@ int qemuProcessStart(virConnectPtr conn, } if ((timestamp = virTimeStringNow()) == NULL) { - virReportOOMError(); goto cleanup; } else { if (safewrite(logfile, timestamp, strlen(timestamp)) < 0 || @@ -4054,9 +4025,7 @@ void qemuProcessStop(virQEMUDriverPtr driver, VIR_WARN("Unable to open logfile: %s", virStrerror(errno, ebuf, sizeof(ebuf))); } else { - if ((timestamp = virTimeStringNow()) == NULL) { - virReportOOMError(); - } else { + if ((timestamp = virTimeStringNow()) != NULL) { if (safewrite(logfile, timestamp, strlen(timestamp)) < 0 || safewrite(logfile, SHUTDOWN_POSTFIX, strlen(SHUTDOWN_POSTFIX)) < 0) { @@ -4341,7 +4310,7 @@ int qemuProcessAttach(virConnectPtr conn ATTRIBUTE_UNUSED, } seclabeldef->type = VIR_DOMAIN_SECLABEL_STATIC; if (VIR_ALLOC(seclabel) < 0) - goto no_memory; + goto cleanup; if (virSecurityManagerGetProcessLabel(driver->securityManager, vm->def, vm->pid, seclabel) < 0) goto cleanup; @@ -4385,7 +4354,6 @@ int qemuProcessAttach(virConnectPtr conn ATTRIBUTE_UNUSED, } if ((timestamp = virTimeStringNow()) == NULL) { - virReportOOMError(); goto cleanup; } else { if (safewrite(logfile, timestamp, strlen(timestamp)) < 0 || @@ -4479,8 +4447,6 @@ int qemuProcessAttach(virConnectPtr conn ATTRIBUTE_UNUSED, return 0; -no_memory: - virReportOOMError(); cleanup: /* We jump here if we failed to start the VM for any reason, or * if we failed to initialize the now running VM. kill it off and -- 1.8.1.5