From a1c5a9dbeb50762c8b3283c167f146279e5cba27 Mon Sep 17 00:00:00 2001
From: Jurrian van Iersel <jviersel@users.noreply.github.com>
Date: Sun, 17 Jan 2016 15:42:31 +0100
Subject: [PATCH] Update libvirt-vminfo.inc.php

---
 includes/discovery/libvirt-vminfo.inc.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/includes/discovery/libvirt-vminfo.inc.php b/includes/discovery/libvirt-vminfo.inc.php
index 9c3ae45cb..aced6467c 100644
--- a/includes/discovery/libvirt-vminfo.inc.php
+++ b/includes/discovery/libvirt-vminfo.inc.php
@@ -10,7 +10,7 @@ if ($config['enable_libvirt'] == '1' && $device['os'] == 'linux') {
     $ssh_ok = 0;
 
     $userHostname = $device['hostname'];
-    if (!is_null($config['libvirt_username'])) {
+    if (isset($config['libvirt_username'])) {
         $userHostname = $config['libvirt_username'].'@'.$userHostname;
     }