From 686653ae3c914894eee719fbdb64a2a96433e8c9 Mon Sep 17 00:00:00 2001
From: "jeanfrancois.simon" <jeanfrancois.simon@sensio.com>
Date: Fri, 20 Apr 2012 13:29:15 +0200
Subject: [PATCH] [HttpKernel] Fixed wache vary write (fixes #3896).

---
 src/Symfony/Component/HttpKernel/HttpCache/Store.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Symfony/Component/HttpKernel/HttpCache/Store.php b/src/Symfony/Component/HttpKernel/HttpCache/Store.php
index 61d552db3e18..4c74234d9b59 100644
--- a/src/Symfony/Component/HttpKernel/HttpCache/Store.php
+++ b/src/Symfony/Component/HttpKernel/HttpCache/Store.php
@@ -167,7 +167,7 @@ public function write(Request $request, Response $response)
         $entries = array();
         $vary = $response->headers->get('vary');
         foreach ($this->getMetadata($key) as $entry) {
-            if (!isset($entry[1]['vary'])) {
+            if (!isset($entry[1]['vary'][0])) {
                 $entry[1]['vary'] = array('');
             }