From 61881c0e82d451b2e5deaba73887932220aaaf19 Mon Sep 17 00:00:00 2001
From: markjaquith <markjaquith@1a063a9b-81f0-0310-95a4-ce76da25c4cd>
Date: Fri, 9 May 2008 18:23:05 +0000
Subject: [PATCH] Do not use the "home"-supplied host for canonical redirects
 if no host is there specified. props thenlich. fixes #6890

git-svn-id: http://svn.automattic.com/wordpress/trunk@7916 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-includes/canonical.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/wp-includes/canonical.php b/wp-includes/canonical.php
index a5c83ceff3..1c391292cf 100644
--- a/wp-includes/canonical.php
+++ b/wp-includes/canonical.php
@@ -137,7 +137,8 @@ function redirect_canonical($requested_url=null, $do_redirect=true) {
 
 	// www.example.com vs example.com
 	$user_home = @parse_url(get_option('home'));
-	$redirect['host'] = $user_home['host'];
+	if ( isset($user_home['host']) )
+		$redirect['host'] = $user_home['host'];
 
 	// Handle ports
 	if ( isset($user_home['port']) )