From 43fc842057f555ecb78adef6d323453d89907049 Mon Sep 17 00:00:00 2001
From: z8674558 <own7000hr@gmail.com>
Date: Wed, 3 Mar 2021 00:40:10 +0900
Subject: [PATCH] chore(emqx_lwm2m_protocol): default username, password is
 null -> undefined

---
 apps/emqx_lwm2m/src/emqx_lwm2m_protocol.erl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/apps/emqx_lwm2m/src/emqx_lwm2m_protocol.erl b/apps/emqx_lwm2m/src/emqx_lwm2m_protocol.erl
index 0a40d3765..39eef75ae 100644
--- a/apps/emqx_lwm2m/src/emqx_lwm2m_protocol.erl
+++ b/apps/emqx_lwm2m/src/emqx_lwm2m_protocol.erl
@@ -407,8 +407,8 @@ clientinfo(#lwm2m_state{peername = {PeerHost, _},
       peerhost => PeerHost,
       sockport => 5683,         %% FIXME:
       clientid => EndpointName,
-      username => null,
-      password => null,
+      username => undefined,
+      password => undefined,
       peercert => nossl,
       is_bridge => false,
       is_superuser => false,