From 9ab19c5d0309efac937f21fadb1f5e91dc1fd556 Mon Sep 17 00:00:00 2001
From: Brian Gough <bjg@network-theory.co.uk>
Date: Fri, 2 Sep 2016 16:34:14 +0100
Subject: [PATCH] avoid double callback

---
 services/real-time/app/coffee/WebsocketController.coffee | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/services/real-time/app/coffee/WebsocketController.coffee b/services/real-time/app/coffee/WebsocketController.coffee
index af7b6aac98..4e537a664e 100644
--- a/services/real-time/app/coffee/WebsocketController.coffee
+++ b/services/real-time/app/coffee/WebsocketController.coffee
@@ -113,7 +113,7 @@ module.exports = WebsocketController =
 			AuthorizationManager.assertClientCanViewProject client, (error) ->
 				if error?
 					logger.warn {client_id: client.id, project_id, user_id}, "silently ignoring unauthorized updateClientPosition. Client likely hasn't called joinProject yet."
-					callback()
+					return callback()
 				cursorData.id      = client.id
 				cursorData.user_id = user_id if user_id?
 				cursorData.email   = email   if email?