From 1770f28deeed30e00a8d9c7c2041bbf894e29e54 Mon Sep 17 00:00:00 2001
From: Garvin Hicking <mail@garv.in>
Date: Tue, 21 Aug 2007 15:54:25 +0000
Subject: [PATCH] array check, thanks to phellmes

---
 include/admin/personal.inc.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/include/admin/personal.inc.php b/include/admin/personal.inc.php
index ed970a1b..78d83bed 100644
--- a/include/admin/personal.inc.php
+++ b/include/admin/personal.inc.php
@@ -32,7 +32,10 @@ if ($serendipity['GET']['adminAction'] == 'save' && serendipity_checkFormToken()
                         // Void, no fixing neccessarry
 
                     } elseif (serendipity_checkPermission('adminUsersMaintainSame')) {
-
+                        if (!is_array($_POST[$item['var']])) {
+                            continue;
+                        }
+                                                                           
                         // Check that no user may assign groups he's not allowed to.
                         foreach($_POST[$item['var']] AS $groupkey => $groupval) {
                             if (in_array($groupval, $valid_groups)) {