escape user column in OC_FileCache::clear

diff --git a/lib/filecache.php b/lib/filecache.php
index adcf97753ede2c22ed10f8c39a44be977a9f7733..07099bcccd59b986edf648d2f5af1d3fa4b389d2 100644 (file)
--- a/lib/filecache.php
+++ b/lib/filecache.php
@@ -481,7 +481,7 @@ class OC_FileCache{
         */
        public static function clear($user='') {
                if($user) {
-                       $query=OC_DB::prepare('DELETE FROM `*PREFIX*fscache` WHERE user=?');
+                       $query=OC_DB::prepare('DELETE FROM `*PREFIX*fscache` WHERE `user`=?');
                        $query->execute(array($user));
                }else{
                        $query=OC_DB::prepare('DELETE FROM `*PREFIX*fscache`');