revert duplicate slice conditions

Signed-off-by: Justen Stall <39888103+justenstall@users.noreply.github.com>

pkg/action/hooks.go

@@ -43,7 +43,7 @@ func (cfg *Configuration) execHook(rl *release.Release, hook release.HookEvent,
 
 	for _, h := range executingHooks {
 		// Set default delete policy to before-hook-creation
-		if len(h.DeletePolicies) == 0 {
+		if h.DeletePolicies == nil || len(h.DeletePolicies) == 0 {
 			// TODO(jlegrone): Only apply before-hook-creation delete policy to run to completion
 			//                 resources. For all other resource types update in place if a
 			//                 resource with the same name already exists and is owned by the

pkg/kube/wait.go

@@ -152,7 +152,7 @@ func SelectorsForObject(object runtime.Object) (selector labels.Selector, err er
 	case *batchv1.Job:
 		selector, err = metav1.LabelSelectorAsSelector(t.Spec.Selector)
 	case *corev1.Service:
-		if len(t.Spec.Selector) == 0 {
+		if t.Spec.Selector == nil || len(t.Spec.Selector) == 0 {
 			return nil, fmt.Errorf("invalid service '%s': Service is defined without a selector", t.Name)
 		}
 		selector = labels.SelectorFromSet(t.Spec.Selector)

pkg/registry/util.go

@@ -207,7 +207,7 @@ func generateChartOCIAnnotations(meta *chart.Metadata, creationTime string) map[
 		chartOCIAnnotations = addToMap(chartOCIAnnotations, ocispec.AnnotationSource, meta.Sources[0])
 	}
 
-	if len(meta.Maintainers) > 0 {
+	if meta.Maintainers != nil && len(meta.Maintainers) > 0 {
 		var maintainerSb strings.Builder
 
 		for maintainerIdx, maintainer := range meta.Maintainers {