fix undefined error

2013-03-25 23:14:25 +01:00
parent f468833294
commit edbf95c5cd
1 changed files with 2 additions and 1 deletions
--- a/src/main/webapp/js/services.js
+++ b/src/main/webapp/js/services.js
@@ -44,7 +44,8 @@ module.factory('SubscriptionService', [ '$resource', '$http',
 			s.init = function(callback) {
 				s.subscriptions = res.get(function(data) {
 					s.flatCategories = flatten(s.subscriptions);
-					callback(data);
+					if(callback)
+						callback(data);
 				});
 			};
 			s.subscribe = function(sub, callback) {