From 7e4565288509ac6f6b02f89986fa350fc6b3d2a8 Mon Sep 17 00:00:00 2001
From: DL6ER <dl6er@dl6er.de>
Date: Tue, 27 Dec 2016 11:49:34 +0000
Subject: [PATCH] Silence two PHP warnings

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

diff --git a/php/savesettings.php b/php/savesettings.php
index 5655e9bc..f53d4648 100644
--- a/php/savesettings.php
+++ b/php/savesettings.php
@@ -11,7 +11,7 @@ function validIP($address){
 
 // Check for existance of variable
 // and test it only if it exists
-function istrue($argument) {
+function istrue(&$argument) {
 	$ret = false;
 	if(isset($argument))
 	{