From 8fde7fab97965aee43a50b5d9b01bc752e60ca31 Mon Sep 17 00:00:00 2001
From: Franco Fichtner <franco@opnsense.org>
Date: Wed, 1 Apr 2015 10:10:21 +0200
Subject: [PATCH] src: fix `Illegal string offset' warning in wizard

---
 src/www/wizard.php | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/www/wizard.php b/src/www/wizard.php
index be920ebef..ab91422c8 100644
--- a/src/www/wizard.php
+++ b/src/www/wizard.php
@@ -802,13 +802,15 @@ function showchange() {
 	$aliases = "";
 	$addrisfirst = 0;
 	$aliasesaddr = "";
-	if($config['aliases']['alias'] <> "" and is_array($config['aliases']['alias']))
-		foreach($config['aliases']['alias'] as $alias_name) {
-				if($isfirst == 1)
+	if (isset($config['aliases']['alias'])) {
+		foreach ($config['aliases']['alias'] as $alias_name) {
+				if ($isfirst == 1) {
 					$aliases .= ",";
+				}
 				$aliases .= "'" . $alias_name['name'] . "'";
 				$isfirst = 1;
 		}
+	}
 ?>
 
 	var customarray=new Array(<?php echo $aliases; ?>);