From 93f15215c644ecd2a25c084227a4af719cef2a05 Mon Sep 17 00:00:00 2001
From: Lukas Reschke <lukas@statuscode.ch>
Date: Fri, 1 Mar 2013 14:59:51 +0100
Subject: [PATCH] Check if requesttoken exists in session

Ref #1999
---
 lib/util.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/util.php b/lib/util.php
index f21a7a746b3..81bd42a3397 100755
--- a/lib/util.php
+++ b/lib/util.php
@@ -464,6 +464,10 @@ class OC_Util {
 	 * @see OC_Util::callRegister()
 	 */
 	public static function isCallRegistered() {
+		if(!isset($_SESSION['requesttoken'])) {
+			return false;
+		}
+
 		if(isset($_GET['requesttoken'])) {
 			$token=$_GET['requesttoken'];
 		} elseif(isset($_POST['requesttoken'])) {
-- 
2.39.5