From 07ef3c32d71cd52ea46d0469ff8c75d312c2d32e Mon Sep 17 00:00:00 2001
From: Martin Rehfeld <martin.rehfeld@glnetworks.de>
Date: Fri, 30 Jan 2015 13:43:55 +0000
Subject: Reply with 400 on if*-match parsing crash

---
 src/cowboy_http.erl | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/cowboy_http.erl')

diff --git a/src/cowboy_http.erl b/src/cowboy_http.erl
index 1cf73bf..d616f73 100644
--- a/src/cowboy_http.erl
+++ b/src/cowboy_http.erl
@@ -668,7 +668,9 @@ token(<< C, Rest/binary >>, Fun, Case, Acc) ->
 
 -spec quoted_string(binary(), fun()) -> any().
 quoted_string(<< $", Rest/binary >>, Fun) ->
-	quoted_string(Rest, Fun, <<>>).
+	quoted_string(Rest, Fun, <<>>);
+quoted_string(_, _Fun) ->
+    {error, badarg}.
 
 -spec quoted_string(binary(), fun(), binary()) -> any().
 quoted_string(<<>>, _Fun, _Acc) ->
-- 
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