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qemu_capabilities: Use proper free function for caps->cpuModels

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The cpuModels member of _virQEMUCapsAccel struct is not a
virObject but regular struct with a free function defined:
qemuMonitorCPUDefsFree(). Use that when clearing parent structure
instead of virObjectUnref() to avoid a memleak:

==212322== 57,275 (48 direct, 57,227 indirect) bytes in 3 blocks are definitely lost in loss record 623 of 627
==212322==    at 0x4838B86: calloc (vg_replace_malloc.c:762)
==212322==    by 0x554A158: g_malloc0 (in /usr/lib64/libglib-2.0.so.0.6000.6)
==212322==    by 0x17B14BF5: qemuMonitorCPUDefsNew (qemu_monitor.c:3587)
==212322==    by 0x17B27BA7: qemuMonitorJSONGetCPUDefinitions (qemu_monitor_json.c:5616)
==212322==    by 0x17B14B0B: qemuMonitorGetCPUDefinitions (qemu_monitor.c:3559)
==212322==    by 0x17A6AFBB: virQEMUCapsFetchCPUDefinitions (qemu_capabilities.c:2571)
==212322==    by 0x17A6B2CC: virQEMUCapsProbeQMPCPUDefinitions (qemu_capabilities.c:2629)
==212322==    by 0x17A70C00: virQEMUCapsInitQMPMonitorTCG (qemu_capabilities.c:4769)
==212322==    by 0x17A70DDF: virQEMUCapsInitQMPSingle (qemu_capabilities.c:4820)
==212322==    by 0x17A70E99: virQEMUCapsInitQMP (qemu_capabilities.c:4848)
==212322==    by 0x17A71044: virQEMUCapsNewForBinaryInternal (qemu_capabilities.c:4891)
==212322==    by 0x17A7119C: virQEMUCapsNewData (qemu_capabilities.c:4923)

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Jiri Denemark <jdenemar@redhat.com>
This commit is contained in:
Michal Privoznik 2019-11-25 16:35:27 +01:00
parent 24d8202294
commit 9b1d53d417
1 changed files with 1 additions and 1 deletions
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2
src/qemu/qemu_capabilities.c
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@ -1798,7 +1798,7 @@ virQEMUCapsAccelClear(virQEMUCapsAccelPtr caps)
VIR_FREE(caps->machineTypes);
virQEMUCapsHostCPUDataClear(&caps->hostCPU);
virObjectUnref(caps->cpuModels);
qemuMonitorCPUDefsFree(caps->cpuModels);
}