diff --git a/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/unstructured/helpers.go b/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/unstructured/helpers.go
index fc138e7..3b07e86 100644
--- a/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/unstructured/helpers.go
+++ b/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/unstructured/helpers.go
@@ -47,6 +47,9 @@
 	var val interface{} = obj
 
 	for i, field := range fields {
+		if val == nil {
+			return nil, false, nil
+		}
 		if m, ok := val.(map[string]interface{}); ok {
 			val, ok = m[field]
 			if !ok {
@@ -272,6 +275,22 @@
 	return val
 }
 
+func getNestedInt64(obj map[string]interface{}, fields ...string) int64 {
+	val, found, err := NestedInt64(obj, fields...)
+	if !found || err != nil {
+		return 0
+	}
+	return val
+}
+
+func getNestedInt64Pointer(obj map[string]interface{}, fields ...string) *int64 {
+	val, found, err := NestedInt64(obj, fields...)
+	if !found || err != nil {
+		return nil
+	}
+	return &val
+}
+
 func jsonPath(fields []string) string {
 	return "." + strings.Join(fields, ".")
 }