Closing stopCh when pod_store is not created

If there is an error and pod store is not created, reflector should be stopped.

test/utils/pod_store.go

@@ -61,6 +61,7 @@ func NewPodStore(c clientset.Interface, namespace string, label labels.Selector,
 		}
 		return false, nil
 	}); err != nil {
+		close(stopCh)
 		return nil, err
 	}
 	return &PodStore{Store: store, stopCh: stopCh, Reflector: reflector}, nil