From b1cce8dc4f6b40de456e5d722d322a83f8cc9c2b Mon Sep 17 00:00:00 2001
From: DL6ER <derigs@ph1.uni-koeln.de>
Date: Mon, 12 Dec 2016 14:16:01 +0100
Subject: [PATCH] Fixed IP validation filter

---
 php/savesettings.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/php/savesettings.php b/php/savesettings.php
index b51b9c2d..305e4068 100644
--- a/php/savesettings.php
+++ b/php/savesettings.php
@@ -1,7 +1,7 @@
 <?php
 
 function validIP($address){
-	return filter_var($address, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) === false;
+	return !filter_var($address, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) === false;
 }
 
 // Credit: http://stackoverflow.com/a/4694816/2087442