qemu: Don't fail migration on save status failure

When we save status XML at the point during migration where we have
already started the domain on destination, we can't really go back and
abort migration. Thus the only thing we can do is to log a warning and
report success.
Signed-off-by: NJiri Denemark <jdenemar@redhat.com>

src/qemu/qemu_migration.c

@@ -3816,10 +3816,8 @@ qemuMigrationConfirmPhase(virQEMUDriverPtr driver,
                                                       VIR_DOMAIN_EVENT_RESUMED_MIGRATED);
         }
 
-        if (virDomainSaveStatus(driver->xmlopt, cfg->stateDir, vm) < 0) {
+        if (virDomainSaveStatus(driver->xmlopt, cfg->stateDir, vm) < 0)
             VIR_WARN("Failed to save status on vm %s", vm->def->name);
-            goto cleanup;
-        }
     }
 
  done:
@@ -5780,10 +5778,8 @@ qemuMigrationFinish(virQEMUDriverPtr driver,
         }
 
         if (virDomainObjIsActive(vm) &&
-            virDomainSaveStatus(driver->xmlopt, cfg->stateDir, vm) < 0) {
+            virDomainSaveStatus(driver->xmlopt, cfg->stateDir, vm) < 0)
             VIR_WARN("Failed to save status on vm %s", vm->def->name);
-            goto endjob;
-        }
 
         /* Guest is successfully running, so cancel previous auto destroy */
         qemuProcessAutoDestroyRemove(driver, vm);