$filesfound variable may not be set when used in: if(!$filesfound)

inc/lib_files.php

@@ -60,9 +60,9 @@ class OC_FILES {
 
     // files and directories
     echo('<center><table cellpadding="6" cellspacing="0" border="0" class="browser">');
+    $filesfound=false;
     if (is_dir($directory)) {
       if ($dh = opendir($directory)) {
-        $filesfound=false;
         while (($file = readdir($dh)) !== false) {
           if($file<>'.' and $file<>'..'){
             $filesfound=true;