From eda40bf23256d70a8cceba1160270e0716a31528 Mon Sep 17 00:00:00 2001
From: Ery Lee <ery.lee@gmail.com>
Date: Wed, 14 Jan 2015 13:09:27 +0800
Subject: [PATCH] fix clientid

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

diff --git a/apps/emqtt/src/emqtt_protocol.erl b/apps/emqtt/src/emqtt_protocol.erl
index 451a73c27..b43e240ae 100644
--- a/apps/emqtt/src/emqtt_protocol.erl
+++ b/apps/emqtt/src/emqtt_protocol.erl
@@ -349,7 +349,7 @@ validate_protocol(#mqtt_packet_connect { proto_ver = Ver, proto_name = Name }) -
     lists:member({Ver, Name}, ?PROTOCOL_NAMES).
 
 validate_clientid(#mqtt_packet_connect { client_id = ClientId }) 
-    when ( size(ClientId) >= 1 ) andalso ( size(ClientId) > ?MAX_CLIENTID_LEN ) ->
+    when ( size(ClientId) >= 1 ) andalso ( size(ClientId) =< ?MAX_CLIENTID_LEN ) ->
     true;
 
 %% MQTT3.1.1 allow null clientId.