[PATCH] qemu_monitor_text.c: Use g_autofree

Signed-off-by: Seeteena Thoufeek <s1seetee(a)linux.vnet.ibm.com&gt; --- src/qemu/qemu_monitor_text.c | 85 ++++++++++++++++---------------------------- 1 file changed, 30 insertions(+), 55 deletions(-) diff --git a/src/qemu/qemu_monitor_text.c b/src/qemu/qemu_monitor_text.c index 9135a11..5a890af 100644 --- a/src/qemu/qemu_monitor_text.c +++ b/src/qemu/qemu_monitor_text.c @@ -36,27 +36,26 @@ VIR_LOG_INIT("qemu.qemu_monitor_text"); int qemuMonitorTextAddDrive(qemuMonitorPtr mon, const char *drivestr) { - char *cmd = NULL; - char *reply = NULL; - int ret = -1; + g_autofree char *cmd = NULL; + g_autofree char *reply = NULL; /* 'dummy' here is just a placeholder since there is no PCI * address required when attaching drives to a controller */ cmd = g_strdup_printf("drive_add dummy %s", drivestr); if (qemuMonitorJSONHumanCommand(mon, cmd, &reply) < 0) - goto cleanup; + return -1; if (strstr(reply, "unknown command:")) { virReportError(VIR_ERR_OPERATION_FAILED, "%s", _("drive hotplug is not supported")); - goto cleanup; + return -1; } if (strstr(reply, "could not open disk image")) { virReportError(VIR_ERR_OPERATION_FAILED, "%s", _("open disk image file failed")); - goto cleanup; + return -1; } if (strstr(reply, "Could not open")) { @@ -66,48 +65,41 @@ int qemuMonitorTextAddDrive(qemuMonitorPtr mon, virReportError(VIR_ERR_OPERATION_FAILED, "%s", reply); - goto cleanup; + return -1; } if (strstr(reply, "Image is not in")) { virReportError(VIR_ERR_OPERATION_FAILED, "%s", _("Incorrect disk format")); - goto cleanup; + return -1; } if (strstr(reply, "IOMMU") || strstr(reply, "VFIO")) { virReportError(VIR_ERR_OPERATION_FAILED, "%s", reply); - goto cleanup; + return -1; } - ret = 0; - - cleanup: - VIR_FREE(cmd); - VIR_FREE(reply); - return ret; + return 0; } int qemuMonitorTextDriveDel(qemuMonitorPtr mon, const char *drivestr) { - char *cmd = NULL; - char *reply = NULL; - int ret = -1; + g_autofree char *cmd = NULL; + g_autofree char *reply = NULL; cmd = g_strdup_printf("drive_del %s", drivestr); if (qemuMonitorJSONHumanCommand(mon, cmd, &reply) < 0) - goto cleanup; + return -1; if (strstr(reply, "unknown command:")) { VIR_ERROR(_("deleting drive is not supported. " "This may leak data if disk is reassigned")); - ret = 1; - goto cleanup; + return 1; /* (qemu) drive_del wark * Device 'wark' not found */ @@ -117,15 +109,10 @@ int qemuMonitorTextDriveDel(qemuMonitorPtr mon, } else if (STRNEQ(reply, "")) { virReportError(VIR_ERR_OPERATION_FAILED, _("deleting %s drive failed: %s"), drivestr, reply); - goto cleanup; + return -1; } - ret = 0; - - cleanup: - VIR_FREE(cmd); - VIR_FREE(reply); - return ret; + return 0; } int @@ -159,28 +146,27 @@ qemuMonitorTextCreateSnapshot(qemuMonitorPtr mon, int qemuMonitorTextLoadSnapshot(qemuMonitorPtr mon, const char *name) { - char *cmd = NULL; - char *reply = NULL; - int ret = -1; + g_autofree char *cmd = NULL; + g_autofree char *reply = NULL; cmd = g_strdup_printf("loadvm \"%s\"", name); if (qemuMonitorJSONHumanCommand(mon, cmd, &reply)) - goto cleanup; + return -1; if (strstr(reply, "No block device supports snapshots")) { virReportError(VIR_ERR_OPERATION_INVALID, "%s", _("this domain does not have a device to load snapshots")); - goto cleanup; + return -1; } else if (strstr(reply, "Could not find snapshot")) { virReportError(VIR_ERR_OPERATION_INVALID, _("the snapshot '%s' does not exist, and was not loaded"), name); - goto cleanup; + return -1; } else if (strstr(reply, "Snapshots not supported on device")) { virReportError(VIR_ERR_OPERATION_INVALID, _("Failed to load snapshot: %s"), reply); - goto cleanup; + return -1; } else if (strstr(reply, "Could not open VM state file") || strstr(reply, "Error: ") || (strstr(reply, "Error") && @@ -188,46 +174,35 @@ int qemuMonitorTextLoadSnapshot(qemuMonitorPtr mon, const char *name) strstr(reply, "while activating snapshot on")))) { virReportError(VIR_ERR_OPERATION_FAILED, _("Failed to load snapshot: %s"), reply); - goto cleanup; + return -1; } - ret = 0; - - cleanup: - VIR_FREE(cmd); - VIR_FREE(reply); - return ret; + return 0; } int qemuMonitorTextDeleteSnapshot(qemuMonitorPtr mon, const char *name) { - char *cmd = NULL; - char *reply = NULL; - int ret = -1; + g_autofree char *cmd = NULL; + g_autofree char *reply = NULL; cmd = g_strdup_printf("delvm \"%s\"", name); if (qemuMonitorJSONHumanCommand(mon, cmd, &reply)) - goto cleanup; + return -1; if (strstr(reply, "No block device supports snapshots")) { virReportError(VIR_ERR_OPERATION_INVALID, "%s", _("this domain does not have a device to delete snapshots")); - goto cleanup; + return -1; } else if (strstr(reply, "Snapshots not supported on device")) { virReportError(VIR_ERR_OPERATION_INVALID, "%s", reply); - goto cleanup; + return -1; } else if (strstr(reply, "Error: ") || (strstr(reply, "Error") && strstr(reply, "while deleting snapshot"))) { virReportError(VIR_ERR_OPERATION_FAILED, _("Failed to delete snapshot: %s"), reply); - goto cleanup; + return -1; } - ret = 0; - - cleanup: - VIR_FREE(cmd); - VIR_FREE(reply); - return ret; + return 0; } -- 1.8.3.1