From 937821da68df9b8c83f77fb61a7bcc9dc2f202c5 Mon Sep 17 00:00:00 2001
From: Alexey Melnichuk <alexeymelnichuck@gmail.com>
Date: Fri, 6 May 2016 18:28:10 +0300
Subject: [PATCH] Fix. Do not populate invalid paths. (#1585)

Problem when `opendir($dir)` returns `false` and then
while cycle adds many empty strings which produce in the end
```
/etc/freeswitch/tls
/etc/freeswitch/tls/
/etc/freeswitch/tls//
/etc/freeswitch/tls///
/etc/freeswitch/tls////
/etc/freeswitch/tls/////
/etc/freeswitch/tls//////
/etc/freeswitch/tls///////
```
---
 app/edit/filelist.php        | 2 +-
 app/edit/fileoptionslist.php | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/app/edit/filelist.php b/app/edit/filelist.php
index 2fc19c56fa..8ee59f80a8 100644
--- a/app/edit/filelist.php
+++ b/app/edit/filelist.php
@@ -45,7 +45,7 @@ else {
 		$htmlfilelist = '';
 		$dirlist = opendir($dir);
 		$dir_array = array();
-		while (false !== ($file = readdir($dirlist))) {
+		if($dirlist !== false) while (false !== ($file = readdir($dirlist))) {
 			if ($file != "." AND $file != ".."){
 				$newpath = $dir.'/'.$file;
 				$level = explode('/',$newpath);
diff --git a/app/edit/fileoptionslist.php b/app/edit/fileoptionslist.php
index 52124d2bfd..3b8d23b042 100644
--- a/app/edit/fileoptionslist.php
+++ b/app/edit/fileoptionslist.php
@@ -49,7 +49,7 @@ else {
 		$htmlfilelist = '';
 		$dirlist = opendir($dir);
 		$dir_array = array();
-		while (false !== ($file = readdir($dirlist))) {
+		if($dirlist !== false) while (false !== ($file = readdir($dirlist))) {
 			if ($file != "." AND $file != ".."){
 				$newpath = $dir.'/'.$file;
 				$level = explode('/',$newpath);