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qemu: add return value check

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* src/qemu/qemu_command.c: missing return value check.

Signed-off-by: Alex Jia <ajia@redhat.com>
This commit is contained in:
Alex Jia 2011-09-16 23:51:20 +08:00 committed by Eric Blake
parent d2d6776342
commit 14c22b3b64
1 changed files with 5 additions and 2 deletions
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7
src/qemu/qemu_command.c
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@ -1702,7 +1702,8 @@ qemuBuildDriveDevStr(virDomainDiskDefPtr disk,
virBufferAsprintf(&opt, ",event_idx=%s",
virDomainVirtioEventIdxTypeToString(disk->event_idx));
}
qemuBuildDeviceAddressStr(&opt, &disk->info, qemuCaps);
if (qemuBuildDeviceAddressStr(&opt, &disk->info, qemuCaps) < 0)
goto error;
break;
case VIR_DOMAIN_DISK_BUS_USB:
virBufferAddLit(&opt, "usb-storage");
@ -1781,7 +1782,9 @@ qemuBuildFSDevStr(virDomainFSDefPtr fs,
virBufferAsprintf(&opt, ",id=%s", fs->info.alias);
virBufferAsprintf(&opt, ",fsdev=%s%s", QEMU_FSDEV_HOST_PREFIX, fs->info.alias);
virBufferAsprintf(&opt, ",mount_tag=%s", fs->dst);
qemuBuildDeviceAddressStr(&opt, &fs->info, qemuCaps);
if (qemuBuildDeviceAddressStr(&opt, &fs->info, qemuCaps) < 0)
goto error;
if (virBufferError(&opt)) {
virReportOOMError();