From 2a0d8752bd167bcc774c82f2cec94504c1ecd66e Mon Sep 17 00:00:00 2001
From: zhongwencool <zhongwencool@gmail.com>
Date: Fri, 31 Dec 2021 17:23:47 +0800
Subject: [PATCH] fix(statsd): already_started crash and diaylizer warning

---
 apps/emqx_statsd/src/emqx_statsd_api.erl | 2 +-
 apps/emqx_statsd/src/emqx_statsd_sup.erl | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/apps/emqx_statsd/src/emqx_statsd_api.erl b/apps/emqx_statsd/src/emqx_statsd_api.erl
index 2278fa492..3294152ac 100644
--- a/apps/emqx_statsd/src/emqx_statsd_api.erl
+++ b/apps/emqx_statsd/src/emqx_statsd_api.erl
@@ -62,7 +62,7 @@ statsd(put, #{body := Body}) ->
             case maps:get(<<"enable">>, Body) of
                 true ->
                     _ = emqx_statsd_sup:stop_child(?APP),
-                    emqx_statsd_sup:start_child(?APP, maps:get(config, Config));
+                    _ = emqx_statsd_sup:start_child(?APP, maps:get(config, Config));
                 false ->
                     _ = emqx_statsd_sup:stop_child(?APP)
             end,
diff --git a/apps/emqx_statsd/src/emqx_statsd_sup.erl b/apps/emqx_statsd/src/emqx_statsd_sup.erl
index 02b50e3ca..d87b1c961 100644
--- a/apps/emqx_statsd/src/emqx_statsd_sup.erl
+++ b/apps/emqx_statsd/src/emqx_statsd_sup.erl
@@ -50,5 +50,5 @@ init([]) ->
 
 assert_started({ok, _Pid}) -> ok;
 assert_started({ok, _Pid, _Info}) -> ok;
-assert_started({error, {already_tarted, _Pid}}) -> ok;
+assert_started({error, {already_started, _Pid}}) -> ok;
 assert_started({error, Reason}) -> erlang:error(Reason).