From a8515d25d45f6590943422c44831d6e3fe5fb258 Mon Sep 17 00:00:00 2001
From: Krinkle <krinkle@users.mediawiki.org>
Date: Mon, 22 Nov 2010 23:40:07 +0000
Subject: [PATCH] fixing a TypeError when the function would be called without
 any arguments

---
 resources/mediawiki.util/mediawiki.util.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/resources/mediawiki.util/mediawiki.util.js b/resources/mediawiki.util/mediawiki.util.js
index 9e651cd7e9..15c1735f67 100644
--- a/resources/mediawiki.util/mediawiki.util.js
+++ b/resources/mediawiki.util/mediawiki.util.js
@@ -258,6 +258,10 @@
 		 */
 		'addPortletLink' : function( portlet, href, text, id, tooltip, accesskey, nextnode ) {
 
+			// Check if there's atleast 3 arguments to prevent a TypeError
+			if ( arguments.length < 3 ) {
+				return null;
+			}
 			// Setup the anchor tag
 			var $link = $('<a />').attr( 'href', href ).text( text );
 
-- 
2.20.1