Fix linting errors

Author: tom1299

internal/pkg/handler/upgrade.go

@@ -291,7 +291,11 @@ func PerformAction(clients kube.Clients, config util.Config, upgradeFuncs callba
 				if !ok {
 					logrus.Warnf("Annotation '%s' only applicable for deployments", options.PauseDeploymentAnnotation)
 				} else {
-					PauseDeployment(deployment, clients, itemName, itemNamespace, pauseInterval)
+					err = PauseDeployment(deployment, clients, itemName, itemNamespace, pauseInterval)
+					if err != nil {
+						logrus.Errorf("Failed to pause deployment '%s' in namespace '%s': %v", itemName, itemNamespace, err)
+						return err
+					}
 				}
 			}
 

internal/pkg/handler/upgrade_test.go

@@ -3633,7 +3633,7 @@ func testPausingDeployment(t *testing.T, reloadStrategy string, testName string,
 	items := deploymentFuncs.ItemsFunc(clients, config.Namespace)
 	deploymentPaused, err := isDeploymentPaused(items, testName)
 	if err != nil {
-		t.Errorf(err.Error())
+		t.Errorf("%s", err.Error())
 	}
 	if !deploymentPaused {
 		t.Errorf("Deployment has not been paused")