From a38c7a10813378f716727f352f1bfc1faaef77ed Mon Sep 17 00:00:00 2001
From: Petr Skoda <skodak@moodle.org>
Date: Sun, 8 Nov 2009 22:10:45 +0000
Subject: [PATCH] MDL-20601 fixed undefined variable in major upgrade
 redirection

---
 lib/setuplib.php | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/setuplib.php b/lib/setuplib.php
index ba1c48e766..21afafd293 100644
--- a/lib/setuplib.php
+++ b/lib/setuplib.php
@@ -717,9 +717,10 @@ function redirect_if_major_upgrade_required() {
         } catch (Exception $e) {
             // Ignore any errors, redirect to upgrade anyway.
         }
+        $url = $CFG->wwwroot . '/' . $CFG->admin . '/index.php';
         @header($_SERVER['SERVER_PROTOCOL'] . ' 303 See Other');
-        @header('Location: ' . $CFG->wwwroot . '/' . $CFG->admin . '/index.php');
-        echo bootstrap_renderer::plain_redirect_message($encodedurl);
+        @header('Location: ' . $url);
+        echo bootstrap_renderer::plain_redirect_message(htmlspecialchars($url));
         exit;
     }
 }
-- 
2.39.5