adding variable test

git-svn-id: https://svn.code.sf.net/p/squirrelmail/code/trunk/squirrelmail@6330 7612ce4b-ef26-0410-bec9-ea0150e637f0

diff --git a/functions/abook_database.php b/functions/abook_database.php
index 8023f704026e85686c8c1f196b8e213c9453fd52..03d262a7a37a1fa81ac9a84d0291c30f57473b91 100644 (file)
--- a/functions/abook_database.php
+++ b/functions/abook_database.php
@@ -202,7 +202,7 @@ class abook_database extends addressbook_backend {
             return false;
         }
        
-       if(!$this->listing) {
+       if(isset($this->listing) && !$this->listing) {
            return array();
        }