From ee5c33d0bd9f70db09307f69a5dac62df736bec5 Mon Sep 17 00:00:00 2001
From: Feng Lee <feng@emqtt.io>
Date: Wed, 29 Nov 2017 22:23:59 +0800
Subject: [PATCH] Fix the 'no function clause' exception for issue #1293

---
 src/emqttd_protocol.erl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/emqttd_protocol.erl b/src/emqttd_protocol.erl
index b30978ac6..c3905ad5a 100644
--- a/src/emqttd_protocol.erl
+++ b/src/emqttd_protocol.erl
@@ -552,7 +552,7 @@ sp(false) -> 0.
 
 clean_retain(false, Msg = #mqtt_message{retain = true}) ->
     Msg#mqtt_message{retain = false};
-clean_retain(true, Msg) ->
+clean_retain(_IsBridge, Msg) ->
     Msg.
 
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