From cab5277ce57dfe5387a3e9988e58244f435c5873 Mon Sep 17 00:00:00 2001
From: andryyy <andre.peters@debinux.de>
Date: Tue, 16 May 2017 11:59:20 +0200
Subject: [PATCH] Check if variable is not empty to prevent warnings

---
 data/web/admin.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/data/web/admin.php b/data/web/admin.php
index e3f978f0..a6f032be 100644
--- a/data/web/admin.php
+++ b/data/web/admin.php
@@ -58,7 +58,7 @@ $tfa_data = get_tfa();
           <div class="col-sm-9 col-xs-7">
             <p id="tfa_pretty"><?=$tfa_data['pretty'];?></p>
               <div id="tfa_additional">
-                <?php if($tfa_data['additional']):
+                <?php if (!empty($tfa_data['additional'])):
                 foreach ($tfa_data['additional'] as $key_info): ?>
                 <form style="display:inline;" method="post">
                   <input type="hidden" name="unset_tfa_key" value="<?=$key_info['id'];?>" />