From 10eef49c3cf4636416a29427999d1a65a0aa1f0b Mon Sep 17 00:00:00 2001
From: Robin Appelman <icewind@owncloud.com>
Date: Tue, 5 Jun 2012 19:33:15 +0200
Subject: [PATCH] return null when a cache variable is not set

---
 lib/cache/file.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/cache/file.php b/lib/cache/file.php
index 02aad5187ee..a724b9682a8 100644
--- a/lib/cache/file.php
+++ b/lib/cache/file.php
@@ -7,7 +7,7 @@
  */
 
 
-class OC_Cache_File {
+class OC_Cache_File extends OC_Cache {
 	protected function getStorage() {
 		if(OC_User::isLoggedIn()){
 			$subdir = 'cache';
@@ -28,11 +28,11 @@ class OC_Cache_File {
 			$mtime = $storage->filemtime($key);
 			if ($mtime < time()) {
 				$storage->unlink($key);
-				return false;
+				return null;
 			}
 			return $storage->file_get_contents($key);
 		}
-		return false;
+		return null;
 	}
 
 	public function set($key, $value, $ttl) {
-- 
2.39.5