From 19faf0ae7f123b6e20fca0d77a4bd2ec5d7495b3 Mon Sep 17 00:00:00 2001
From: Alexandre Rodrigues <alexandre@kivra.com>
Date: Wed, 5 Feb 2020 13:41:49 +0100
Subject: [PATCH] fix badarith on commands

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

diff --git a/src/cowboy_http.erl b/src/cowboy_http.erl
index 9f0b865d..ccdf6155 100644
--- a/src/cowboy_http.erl
+++ b/src/cowboy_http.erl
@@ -970,6 +970,9 @@ commands(State=#state{out_streamid=Current, streams=Streams0}, StreamID, Command
 	Streams = lists:keyreplace(StreamID, #stream.id, Streams0,
 		Stream#stream{queue=Queue ++ Commands}),
 	State#state{streams=Streams};
+%% When we have finished reading the request body, do nothing.
+commands(State=#state{flow=infinity}, StreamID, [{flow, _}|Tail]) ->
+        commands(State, StreamID, Tail);
 %% Read the request body.
 commands(State0=#state{flow=Flow0}, StreamID, [{flow, Size}|Tail]) ->
 	%% We must read *at least* Size of data otherwise functions