qemu: do not propagate return value of qemuDomainObjExitMonitor

Signed-off-by: Ján Tomko <jtomko@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>

src/qemu/qemu_hotplug.c

@@ -1813,7 +1813,8 @@ qemuDomainAddTLSObjects(virQEMUDriver *driver,
         qemuMonitorAddObject(priv->mon, tlsProps, NULL) < 0)
         goto error;
 
-    return qemuDomainObjExitMonitor(driver, vm);
+    qemuDomainObjExitMonitor(driver, vm);
+    return 0;
 
  error:
     virErrorPreserveLast(&orig_err);