From 8dbce762ca19b9dc8e8dd9051d14d434b5b35b74 Mon Sep 17 00:00:00 2001
From: Thales Macedo Garitezi <thalesmg@gmail.com>
Date: Fri, 9 Jun 2023 13:37:08 -0300
Subject: [PATCH] fix(bridge_redis): fix `on_stop` `function_clause` error when
 there's no state

Fixes https://emqx.atlassian.net/browse/EMQX-10215
---
 lib-ee/emqx_ee_connector/src/emqx_ee_connector.app.src   | 2 +-
 lib-ee/emqx_ee_connector/src/emqx_ee_connector_redis.erl | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/lib-ee/emqx_ee_connector/src/emqx_ee_connector.app.src b/lib-ee/emqx_ee_connector/src/emqx_ee_connector.app.src
index 3ed460492..702b9ff09 100644
--- a/lib-ee/emqx_ee_connector/src/emqx_ee_connector.app.src
+++ b/lib-ee/emqx_ee_connector/src/emqx_ee_connector.app.src
@@ -1,6 +1,6 @@
 {application, emqx_ee_connector, [
     {description, "EMQX Enterprise connectors"},
-    {vsn, "0.1.13"},
+    {vsn, "0.1.14"},
     {registered, []},
     {applications, [
         kernel,
diff --git a/lib-ee/emqx_ee_connector/src/emqx_ee_connector_redis.erl b/lib-ee/emqx_ee_connector/src/emqx_ee_connector_redis.erl
index 4ce96d5c7..7eb3ec322 100644
--- a/lib-ee/emqx_ee_connector/src/emqx_ee_connector_redis.erl
+++ b/lib-ee/emqx_ee_connector/src/emqx_ee_connector_redis.erl
@@ -44,7 +44,9 @@ on_start(InstId, #{command_template := CommandTemplate} = Config) ->
     end.
 
 on_stop(InstId, #{conn_st := RedisConnSt}) ->
-    emqx_connector_redis:on_stop(InstId, RedisConnSt).
+    emqx_connector_redis:on_stop(InstId, RedisConnSt);
+on_stop(InstId, undefined = _State) ->
+    emqx_connector_redis:on_stop(InstId, undefined).
 
 on_get_status(InstId, #{conn_st := RedisConnSt}) ->
     emqx_connector_redis:on_get_status(InstId, RedisConnSt).