On 09/18/2012 04:57 AM, Ján Tomko wrote: > The path was freed before printing the error message, resulting in: > error : virSysinfoRead:773 : internal error Failed to execute command > (null) > --- > src/util/sysinfo.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) While this fixes the bug, it is still a less the useful error. virCommandRun() already gives a better error message and we are overriding it. I'd prefer: diff --git i/src/util/sysinfo.c w/src/util/sysinfo.c index 92c3539..7f0a45b 100644 --- i/src/util/sysinfo.c +++ w/src/util/sysinfo.c @@ -767,12 +767,8 @@ virSysinfoRead(void) { cmd = virCommandNewArgList(path, "-q", "-t", "0,1,4,17", NULL); VIR_FREE(path); virCommandSetOutputBuffer(cmd, &outbuf); - if (virCommandRun(cmd, NULL) < 0) { - virReportError(VIR_ERR_INTERNAL_ERROR, - _("Failed to execute command %s"), - path); + if (virCommandRun(cmd, NULL) < 0) goto cleanup; - } if (VIR_ALLOC(ret) < 0) goto no_memory;