From ab9ce8cf02cb70b3b4b91f8eb35b95f7e0ddcfbd Mon Sep 17 00:00:00 2001
From: markjaquith <markjaquith@1a063a9b-81f0-0310-95a4-ce76da25c4cd>
Date: Tue, 25 Nov 2008 23:45:02 +0000
Subject: [PATCH] Initialize caller as an array. Fixes a bug introduced in
 [9886]

git-svn-id: http://svn.automattic.com/wordpress/trunk@9890 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-includes/wp-db.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wp-includes/wp-db.php b/wp-includes/wp-db.php
index 9ecbae871..3f11034ec 100644
--- a/wp-includes/wp-db.php
+++ b/wp-includes/wp-db.php
@@ -958,7 +958,7 @@ class wpdb {
 			return '';
 
 		$bt = debug_backtrace();
-		$caller = '';
+		$caller = array();
 
 		$bt = array_reverse( $bt );
 		foreach ( (array) $bt as $call ) {