Do not replace labels of pvc with those of StastefulSet

pkg/controller/statefulset/stateful_set_utils.go

@@ -149,7 +149,15 @@ func getPersistentVolumeClaims(set *apps.StatefulSet, pod *v1.Pod) map[string]v1
 		claim := templates[i]
 		claim.Name = getPersistentVolumeClaimName(set, &claim, ordinal)
 		claim.Namespace = set.Namespace
-		claim.Labels = set.Spec.Selector.MatchLabels
+		if claim.Labels != nil {
+			for key, value := range set.Spec.Selector.MatchLabels {
+				if claim.Labels != nil {
+					claim.Labels[key] = value
+				}
+			}
+		} else {
+			claim.Labels = set.Spec.Selector.MatchLabels
+		}
 		claims[templates[i].Name] = claim
 	}
 	return claims