From 8fff679c891f03452919ebc65f1136f72dd8c828 Mon Sep 17 00:00:00 2001
From: REJack <info@rejack.de>
Date: Thu, 22 Mar 2018 09:50:36 +0100
Subject: [PATCH] added check if perm exists in `is_allowed()`

---
 application/libraries/Aauth.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/application/libraries/Aauth.php b/application/libraries/Aauth.php
index 3a6c8159..69cc2803 100644
--- a/application/libraries/Aauth.php
+++ b/application/libraries/Aauth.php
@@ -1692,7 +1692,9 @@ public function is_allowed($perm_par, $user_id=FALSE){
 			return true;
 		}
 
-		$perm_id = $this->get_perm_id($perm_par);
+		if ( ! $perm_id = $this->get_perm_id($perm_par)) {
+			return FALSE;
+		}
 		
 		$query = $this->aauth_db->where('perm_id', $perm_id);
 		$query = $this->aauth_db->where('user_id', $user_id);