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qemu: hotplug: Don't leak saved error on failure in qemuHotplugRemoveManagedPR 

If we'd fail to enter or exit the monitor the saved error would be
leaked. Introduced in 8498a1e222 .

Pointed out by coverity.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: John Ferlan <jferlan@redhat.com>
This commit is contained in:
Peter Krempa 2018-07-23 15:38:02 +02:00
parent 5f02e28480
commit 986152e004
1 changed files with 9 additions and 5 deletions
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14
src/qemu/qemu_hotplug.c
View File

@ -354,22 +354,26 @@ qemuHotplugRemoveManagedPR(virQEMUDriverPtr driver,
{
qemuDomainObjPrivatePtr priv = vm->privateData;
virErrorPtr orig_err;
virErrorPreserveLast(&orig_err);
int ret = -1;
if (!priv->prDaemonRunning ||
virDomainDefHasManagedPR(vm->def))
return 0;
virErrorPreserveLast(&orig_err);
if (qemuDomainObjEnterMonitorAsync(driver, vm, asyncJob) < 0)
return -1;
goto cleanup;
ignore_value(qemuMonitorDelObject(priv->mon, qemuDomainGetManagedPRAlias()));
if (qemuDomainObjExitMonitor(driver, vm) < 0)
return -1;
goto cleanup;
qemuProcessKillManagedPRDaemon(vm);
virErrorRestore(&orig_err);
return 0;
ret = 0;
cleanup:
virErrorRestore(&orig_err);
return ret;
}