Re: [libvirt] [PATCH 2/5] qemuBuildCpuCommandLine: Don't leak @buf

Just like every other qemuBuild*CommandLine() function, this uses a buffer to hold partial cmd line strings too. However, if there's an error, the control jumps to 'cleanup' label leaving the buffer behind and thus leaking it.

==2013== 1,006 bytes in 1 blocks are definitely lost in loss record 701 of 711 ==2013== at 0x4C29F80: malloc (vg_replace_malloc.c:296) ==2013== by 0x4C2C32F: realloc (vg_replace_malloc.c:692) ==2013== by 0xAD925A8: virReallocN (viralloc.c:245) ==2013== by 0xAD95EA8: virBufferGrow (virbuffer.c:130) ==2013== by 0xAD95F78: virBufferAdd (virbuffer.c:165) ==2013== by 0x5097F5: qemuBuildCpuModelArgStr (qemu_command.c:6339) ==2013== by 0x509CC3: qemuBuildCpuCommandLine (qemu_command.c:6437) ==2013== by 0x51142C: qemuBuildCommandLine (qemu_command.c:9174) ==2013== by 0x47CA3A: qemuProcessCreatePretendCmd (qemu_process.c:5546) ==2013== by 0x433698: testCompareXMLToArgvFiles (qemuxml2argvtest.c:332) ==2013== by 0x4339AC: testCompareXMLToArgvHelper (qemuxml2argvtest.c:413) ==2013== by 0x446E7A: virTestRun (testutils.c:179) Signed-off-by: Michal Privoznik <mprivozn(a)redhat.com&gt; --- src/qemu/qemu_command.c | 1 + 1 file changed, 1 insertion(+)