From 0b838b84aaa0cd8f3bde56742a17d59b7edaac15 Mon Sep 17 00:00:00 2001
From: garvinhicking <garvinhicking>
Date: Mon, 30 Oct 2006 14:21:36 +0000
Subject: [PATCH] fix bug #1586289, strict array check

---
 include/functions.inc.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/functions.inc.php b/include/functions.inc.php
index b0b396a..535eede 100644
--- a/include/functions.inc.php
+++ b/include/functions.inc.php
@@ -295,7 +295,7 @@ function serendipity_walkRecursive($ary, $child_name = 'id', $parent_name = 'par
     static $_resArray;
     static $_remain;
 
-    if (sizeof($ary) == 0) {
+    if (!is_array($ary) || sizeof($ary) == 0) {
         return array();
     }
 
-- 
2.39.5