fix #80

socketio · Dec 7, 2015 · 3124d2b · 3124d2b
1 parent 1cf6ce8
commit 3124d2b
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/index.js b/index.js
@@ -210,7 +210,10 @@ function adapter(uri, opts){
     var self = this;
     var rooms = this.sids[id];
 
-    if (!rooms) return process.nextTick(fn.bind(null, null));
+    if (!rooms) {
+      if (fn) process.nextTick(fn.bind(null, null));
+      return;
+    }
 
     async.forEach(Object.keys(rooms), function(room, next){
       if (rooms.hasOwnProperty(room)) {