From b29f8545d72db0877086dfe360bae8603df0e0da Mon Sep 17 00:00:00 2001
From: Alexandre Emsenhuber <ialex@users.mediawiki.org>
Date: Wed, 21 Sep 2011 09:11:26 +0000
Subject: [PATCH] Don't use isset() to check for null

---
 skins/Vector.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/skins/Vector.php b/skins/Vector.php
index be1404f380..9b09ca35d2 100644
--- a/skins/Vector.php
+++ b/skins/Vector.php
@@ -288,7 +288,7 @@ class VectorTemplate extends BaseTemplate {
 	}
 
 	private function renderPortal( $name, $content, $msg = null, $hook = null ) {
-		if ( !isset( $msg ) ) {
+		if ( $msg === null ) {
 			$msg = $name;
 		}
 		?>
@@ -304,7 +304,7 @@ class VectorTemplate extends BaseTemplate {
 
 <?php
 			endforeach;
-			if ( isset( $hook ) ) {
+			if ( $hook !== null ) {
 				wfRunHooks( $hook, array( &$this ) );
 			}
 			?>
-- 
2.20.1