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qemu: Resolve Coverity CHECKED_RETURN issue

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By adding a call and check of return of virBitmapToData to the
IOThreads code, my Coverity checker lets me know qemuDomainHelperGetVcpus
also needs to check the status...
This commit is contained in:
John Ferlan 2015-03-06 12:27:37 -05:00
parent daefe3f300
commit fcb13292b1
1 changed files with 4 additions and 1 deletions
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5
src/qemu/qemu_driver.c
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@ -1420,7 +1420,10 @@ qemuDomainHelperGetVcpus(virDomainObjPtr vm, virVcpuInfoPtr info, int maxinfo,
if (virProcessGetAffinity(priv->vcpupids[v],
&map, maxcpu) < 0)
return -1;
virBitmapToData(map, &tmpmap, &tmpmapLen);
if (virBitmapToData(map, &tmpmap, &tmpmapLen) < 0) {
virBitmapFree(map);
return -1;
}
if (tmpmapLen > maplen)
tmpmapLen = maplen;
memcpy(cpumap, tmpmap, tmpmapLen);