From 638638a841f22eacbebd827c0fb40002358bf1ac Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lo=C3=AFc=20Hoguin?= <essen@ninenines.eu>
Date: Tue, 29 Jan 2013 14:35:26 +0100
Subject: Fix {cowboy_req, resp_sent} potentially leaking in loop handlers

---
 src/cowboy_websocket.erl | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/cowboy_websocket.erl')

diff --git a/src/cowboy_websocket.erl b/src/cowboy_websocket.erl
index 1b2ad3b..debb69f 100644
--- a/src/cowboy_websocket.erl
+++ b/src/cowboy_websocket.erl
@@ -121,6 +121,7 @@ handler_init(State=#state{env=Env, transport=Transport,
 		upgrade_error(Req, Env)
 	end.
 
+%% Only send an error reply if there is no resp_sent message.
 -spec upgrade_error(Req, Env) -> {ok, Req, Env} | {error, 400, Req}
 	when Req::cowboy_req:req(), Env::cowboy_middleware:env().
 upgrade_error(Req, Env) ->
-- 
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