From 48e909660032ddcbc13172830761e363e7a64d72 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michal=20=C4=8Ciha=C5=99?= <michal@cihar.com>
Date: Wed, 18 Aug 2010 12:31:54 +0200
Subject: [PATCH] Properly check validity of sort parameter.

---
 libraries/db_info.inc.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libraries/db_info.inc.php b/libraries/db_info.inc.php
index 4f59baa47..1e5b401ad 100644
--- a/libraries/db_info.inc.php
+++ b/libraries/db_info.inc.php
@@ -213,7 +213,8 @@ if (! isset($sot_ready)) {
         );
 
         // Make sure the sort type is implemented
-        if ($sort = $sortable_name_mappings[$_REQUEST['sort']]) {
+        if (isset($sortable_name_mappings[$_REQUEST['sort']])) {
+            $sort = $sortable_name_mappings[$_REQUEST['sort']];
             if ($_REQUEST['sort_order'] == 'DESC') {
                 $sort_order = 'DESC';
             }