glossary MDL-23391 glossary rss feed generation tweak

mod/glossary/rsslib.php

@@ -11,6 +11,8 @@
             return null;
         }
 
+        $status = true;
+
         //check capabilities
         //glossary module doesn't require any capabilities to view glossary entries (aside from being logged in)
 
@@ -81,6 +83,10 @@
             }
         }
 
+        if (!$status) {
+            $cachedfilepath = null;
+        }
+
         return $cachedfilepath;
     }