From 917bb229dd25dc9700e60c6391c94dc9ea2afd46 Mon Sep 17 00:00:00 2001
From: stevetruckstuff <stevetruckstuff@7612ce4b-ef26-0410-bec9-ea0150e637f0>
Date: Fri, 29 Sep 2006 21:45:29 +0000
Subject: [PATCH] Additional safety check

git-svn-id: https://svn.code.sf.net/p/squirrelmail/code/trunk/squirrelmail@11776 7612ce4b-ef26-0410-bec9-ea0150e637f0
---
 functions/global.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/functions/global.php b/functions/global.php
index fbbac6fc..dfcc3a83 100644
--- a/functions/global.php
+++ b/functions/global.php
@@ -464,6 +464,7 @@ function list_files($directory_path, $extension='', $return_filenames_only=TRUE)
     // 
     if (empty($directory_path) 
      || !is_dir($directory_path) 
+     || !is_readable($directory_path)
      || !($DIR = opendir($directory_path))) {
         return $files;
     }
-- 
2.25.1