Merge pull request #21576 from janetkuo/fix-flake-scale

Fix a bug when getting deployments for RS

pkg/client/cache/listers.go

@@ -252,7 +252,7 @@ func (s *StoreToDeploymentLister) GetDeploymentsForReplicaSet(rs *extensions.Rep
 			continue
 		}
 
-		selector, err := unversioned.LabelSelectorAsSelector(rs.Spec.Selector)
+		selector, err := unversioned.LabelSelectorAsSelector(d.Spec.Selector)
 		if err != nil {
 			return nil, fmt.Errorf("invalid label selector: %v", err)
 		}