From 309afc8ad3aad2f22b5d5a844bd2bcbe4085684f Mon Sep 17 00:00:00 2001
From: ryan <ryan@1a063a9b-81f0-0310-95a4-ce76da25c4cd>
Date: Tue, 29 Dec 2009 21:11:18 +0000
Subject: [PATCH] Return empty array instead of null. Props Denis-de-Bernardy.
 fixes #11661 for trunk

git-svn-id: http://svn.automattic.com/wordpress/trunk@12571 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-includes/post.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wp-includes/post.php b/wp-includes/post.php
index f62183006f..a76ec59baa 100644
--- a/wp-includes/post.php
+++ b/wp-includes/post.php
@@ -2401,7 +2401,7 @@ function &get_page_children($page_id, $pages) {
 function &get_page_hierarchy( &$pages, $page_id = 0 ) {
 
 	if ( empty( $pages ) ) {
-		$result = null;
+		$result = array();
 		return $result;
 	}