From 1076bb58cce57095d49d7112ecb8fdb006d53dc9 Mon Sep 17 00:00:00 2001
From: Piotr Gniado <piotr.gniado@outlook.com>
Date: Mon, 24 Nov 2025 18:04:15 +0100
Subject: [PATCH] fix(wifi): Fix printDiag() when WiFi not initialized

---
 libraries/WiFi/src/WiFi.cpp | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/libraries/WiFi/src/WiFi.cpp b/libraries/WiFi/src/WiFi.cpp
index 7fb0ed16459..2db8dba9ed6 100644
--- a/libraries/WiFi/src/WiFi.cpp
+++ b/libraries/WiFi/src/WiFi.cpp
@@ -45,13 +45,13 @@ extern "C" {
  * @param p Print interface
  */
 void WiFiClass::printDiag(Print &p) {
-  const char *modes[] = {"NULL", "STA", "AP", "STA+AP"};
+  const char *modes[] = {"NULL", "STA", "AP", "STA+AP", "NAN"};
 
-  wifi_mode_t mode;
+  wifi_mode_t mode = WIFI_MODE_NULL;
   esp_wifi_get_mode(&mode);
 
-  uint8_t primaryChan;
-  wifi_second_chan_t secondChan;
+  uint8_t primaryChan = 0;
+  wifi_second_chan_t secondChan = WIFI_SECOND_CHAN_NONE;
   esp_wifi_get_channel(&primaryChan, &secondChan);
 
   p.print("Mode: ");
@@ -67,7 +67,7 @@ void WiFiClass::printDiag(Print &p) {
         p.println(wifi_station_get_connect_status());
     */
 
-  wifi_config_t conf;
+  wifi_config_t conf = {0};
   esp_wifi_get_config((wifi_interface_t)WIFI_IF_STA, &conf);
 
   const char *ssid = reinterpret_cast<const char *>(conf.sta.ssid);