Notice fix. Only return variable references by reference.

git-svn-id: http://svn.automattic.com/wordpress/trunk@12517 1a063a9b-81f0-0310-95a4-ce76da25c4cd
2009-12-23 16:03:04 +00:00 · 2009-12-23 16:03:04 +00:00 · f83b446117
parent 0aaf0d83af
commit f83b446117
1 changed files with 4 additions and 2 deletions
--- a/wp-includes/post.php
+++ b/wp-includes/post.php
@ -2400,8 +2400,10 @@ function &get_page_children($page_id, $pages) {
 */
 function &get_page_hierarchy( &$pages, $page_id = 0 ) {

-	if ( empty( $pages ) )
-		return null;
+	if ( empty( $pages ) ) {
+		$result = null;
+		return $result;
+	}

 	$children = array();
 	foreach ( (array) $pages as $p ) {