Add explicit `return null;` statements

[GitHub/WoltLab/WCF.git] / wcfsetup / install / files / lib / system / tagging / TagEngine.class.php

diff --git a/wcfsetup/install/files/lib/system/tagging/TagEngine.class.php b/wcfsetup/install/files/lib/system/tagging/TagEngine.class.php
index 1c2d04d89e75b72c79d3b9814fa4995b6467c997..e43de5a70cf882b46e4965c966edbb476106348b 100644 (file)
--- a/wcfsetup/install/files/lib/system/tagging/TagEngine.class.php
+++ b/wcfsetup/install/files/lib/system/tagging/TagEngine.class.php
@@ -257,7 +257,7 @@ class TagEngine extends SingletonFactory
     {
         $existingTags = $this->getObjectTags($objectType, $objectID);
         if (empty($existingTags)) {
-            return;
+            return null;
         }
 
         $languageIDs = [];