From 627a19a2a93f2253d215084c358f022dc1be4a57 Mon Sep 17 00:00:00 2001
From: Johannes Meyer <johannes.meyer@netways.de>
Date: Tue, 7 Oct 2014 15:57:00 +0200
Subject: [PATCH] Fix warning "references should be passed by variable"

---
 library/Icinga/Application/Platform.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/library/Icinga/Application/Platform.php b/library/Icinga/Application/Platform.php
index 179e2578c..d31fce70e 100644
--- a/library/Icinga/Application/Platform.php
+++ b/library/Icinga/Application/Platform.php
@@ -126,7 +126,8 @@ class Platform
         if (substr(self::$fqdn, 0, strlen(self::$hostname)) === self::$hostname) {
             self::$domain = substr(self::$fqdn, strlen(self::$hostname) + 1);
         } else {
-            self::$domain = array_shift(preg_split('~\.~', self::$hostname, 2));
+            $parts = preg_split('~\.~', self::$hostname, 2);
+            self::$domain = array_shift($parts);
         }
     }