Merge pull request #22589 from duglin/fixErr

Err was never being returned
Upstream-commit: 1e4068713bdc7ac57c5134ae0469dc7ecefb8445
Component: engine

components/engine/integration-cli/docker_utils.go

@@ -398,7 +398,7 @@ func unpauseContainer(container string) error {
 		err = fmt.Errorf("failed to unpause container")
 	}
 
-	return nil
+	return err
 }
 
 func unpauseAllContainers() error {