From 6673fb906bdc755eddbfc71d85e3eb9b9d11cd91 Mon Sep 17 00:00:00 2001
From: Christian Baars <baars@klinikum-brandenburg.de>
Date: Sun, 14 Jul 2024 21:00:24 +0200
Subject: [PATCH] prevent crash with unconfigured audio (#21775)

---
 tasmota/tasmota_xdrv_driver/xdrv_42_0_i2s_audio_idf51.ino | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tasmota/tasmota_xdrv_driver/xdrv_42_0_i2s_audio_idf51.ino b/tasmota/tasmota_xdrv_driver/xdrv_42_0_i2s_audio_idf51.ino
index f65d7c722..cd8dccd85 100644
--- a/tasmota/tasmota_xdrv_driver/xdrv_42_0_i2s_audio_idf51.ino
+++ b/tasmota/tasmota_xdrv_driver/xdrv_42_0_i2s_audio_idf51.ino
@@ -179,6 +179,10 @@ void (* const I2SAudio_Command[])(void) PROGMEM = {
 \*********************************************************************************************/
 
 void CmndI2SConfig(void) {
+  if(!audio_i2s.Settings){
+    ResponseCmndChar_P(PSTR("no valid settings"));
+    return;
+  }
   tI2SSettings * cfg = audio_i2s.Settings;
 
   // if (zigbee.init_phase) { ResponseCmndChar_P(PSTR(D_ZIGBEE_NOT_STARTED)); return; }