diff --git a/core/lib/Drupal/Core/Menu/LocalTaskDerivativeBase.php b/core/lib/Drupal/Core/Menu/LocalTaskDerivativeBase.php
index 179817d..5e3cacb 100644
--- a/core/lib/Drupal/Core/Menu/LocalTaskDerivativeBase.php
+++ b/core/lib/Drupal/Core/Menu/LocalTaskDerivativeBase.php
@@ -26,15 +26,12 @@ class LocalTaskDerivativeBase extends DerivativeBase {
    *   Returns the local task ID of the given route or NULL if none is found.
    */
   protected function getPluginIdFromRoute($route_name, &$local_tasks) {
-    $local_task_id = NULL;
     foreach ($local_tasks as $plugin_id => $local_task) {
       if ($local_task['route_name'] == $route_name) {
-        $local_task_id = $plugin_id;
+        return $plugin_id;
         break;
       }
     }
-
-    return $local_task_id;
   }
 
 }
diff --git a/core/modules/comment/lib/Drupal/comment/Plugin/Menu/LocalTask/UnapprovedComments.php b/core/modules/comment/lib/Drupal/comment/Plugin/Menu/LocalTask/UnapprovedComments.php
index 35d0033..c7a1ff7 100644
--- a/core/modules/comment/lib/Drupal/comment/Plugin/Menu/LocalTask/UnapprovedComments.php
+++ b/core/modules/comment/lib/Drupal/comment/Plugin/Menu/LocalTask/UnapprovedComments.php
@@ -10,7 +10,7 @@
 use Drupal\Core\Menu\LocalTaskDefault;
 
 /**
- * Provides a local task that shows the amount of unapproved comments
+ * Provides a local task that shows the amount of unapproved comments.
  */
 class UnapprovedComments extends LocalTaskDefault {