Preserve error when tearing down nwfilter rules

When a VM fails to launch due to error creating nwfilter
rules, we must avoid overwriting the original error when
tearing down the partially created rules.

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
This commit is contained in:
Daniel P. Berrange 2014-03-31 12:25:17 +01:00
parent b1c1df05bf
commit 89f244ba7c

View File

@ -7640,8 +7640,12 @@ qemuBuildInterfaceCommandLine(virCommandPtr cmd,
ret = 0;
cleanup:
if (ret < 0)
if (ret < 0) {
virErrorPtr saved_err = virSaveLastError();
virDomainConfNWFilterTeardown(net);
virSetError(saved_err);
virFreeError(saved_err);
}
for (i = 0; tapfd && i < tapfdSize && tapfd[i] >= 0; i++) {
if (ret < 0)
VIR_FORCE_CLOSE(tapfd[i]);