From e12d7bbe2151ee727d4cd63eb5df649da9b9effa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lo=C3=AFc=20Hoguin?= <essen@ninenines.eu>
Date: Mon, 23 Nov 2020 09:53:45 +0100
Subject: Don't produce an error report for normal stream process exits

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

diff --git a/src/cowboy_stream_h.erl b/src/cowboy_stream_h.erl
index a4a1c1a..f516f3d 100644
--- a/src/cowboy_stream_h.erl
+++ b/src/cowboy_stream_h.erl
@@ -294,7 +294,9 @@ request_process(Req, Env, Middlewares) ->
 	try
 		execute(Req, Env, Middlewares)
 	catch
-		exit:Reason:Stacktrace ->
+		exit:Reason={shutdown, _}:Stacktrace ->
+			erlang:raise(exit, Reason, Stacktrace);
+		exit:Reason:Stacktrace when Reason =/= normal, Reason =/= shutdown ->
 			erlang:raise(exit, {Reason, Stacktrace}, Stacktrace)
 	end.
 
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