From 1b1d68293b7cc3c06ddd6a60c2b0c29b3d9ae859 Mon Sep 17 00:00:00 2001
From: Deven Bansod <devenbansod.bits@gmail.com>
Date: Tue, 29 Nov 2016 08:53:00 +0530
Subject: [PATCH] Use proper check to verify if index is set in the Request

Fix #12759

Signed-off-by: Deven Bansod <devenbansod.bits@gmail.com>
---
 libraries/server_privileges.lib.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libraries/server_privileges.lib.php b/libraries/server_privileges.lib.php
index c328dd492a..208140de24 100644
--- a/libraries/server_privileges.lib.php
+++ b/libraries/server_privileges.lib.php
@@ -4355,7 +4355,7 @@ function PMA_addUser(
 
     // Copy the user group while copying a user
     $old_usergroup =
-        $_REQUEST['old_usergroup'] ? $_REQUEST['old_usergroup'] : null;
+        isset($_REQUEST['old_usergroup']) ? $_REQUEST['old_usergroup'] : null;
     PMA_setUserGroup($_REQUEST['username'], $old_usergroup);