From 9fd73e9023561f8241ead03af89c513bb69ca3b8 Mon Sep 17 00:00:00 2001
From: TheSomeMan <AlexeyN.Skvortsov@gmail.com>
Date: Tue, 16 Apr 2024 22:24:01 +0700
Subject: [PATCH] Fix #287: wifi_manager_stop causes panic handler when it is
 called before wifi_manager_start (#288)

* Fix #287: wifi_manager_stop causes panic handler when it is called before wifi_manager_start

* [#287] Fix code smell found by SonarCloud
---
 src/wifi_manager.c          |  4 ++++
 src/wifi_manager_internal.c | 10 ++++++++++
 src/wifi_manager_internal.h |  3 +++
 3 files changed, 17 insertions(+)

diff --git a/src/wifi_manager.c b/src/wifi_manager.c
index 459a5d0..e126c48 100644
--- a/src/wifi_manager.c
+++ b/src/wifi_manager.c
@@ -274,6 +274,10 @@ wifi_manager_disable_wps(void)
 void
 wifi_manager_stop(void)
 {
+    if (!wifi_manager_is_initialized())
+    {
+        return;
+    }
     if (!wifiman_msg_send_cmd_stop_and_destroy())
     {
         LOG_ERR("%s failed", "wifiman_msg_send_cmd_stop_and_destroy");
diff --git a/src/wifi_manager_internal.c b/src/wifi_manager_internal.c
index 6af51e4..227637b 100644
--- a/src/wifi_manager_internal.c
+++ b/src/wifi_manager_internal.c
@@ -50,6 +50,16 @@ static os_sema_static_t g_scan_sync_sema_mem;
 static os_mutex_recursive_t        g_p_wifi_mutex;
 static os_mutex_recursive_static_t g_wifi_manager_mutex_mem;
 
+bool
+wifi_manager_is_initialized(void)
+{
+    if (NULL == g_p_wifi_mutex)
+    {
+        return false;
+    }
+    return true;
+}
+
 void
 wifi_manager_init_mutex(void)
 {
diff --git a/src/wifi_manager_internal.h b/src/wifi_manager_internal.h
index 7b39de1..a7c1f62 100644
--- a/src/wifi_manager_internal.h
+++ b/src/wifi_manager_internal.h
@@ -85,6 +85,9 @@ extern EventGroupHandle_t g_p_wifi_manager_event_group;
 extern esp_wps_config_t g_wps_config;
 extern bool             g_wifi_wps_enabled;
 
+bool
+wifi_manager_is_initialized(void);
+
 void
 wifi_manager_init_mutex(void);