From 3c3ccfa6604037de954444f120c0e6cc299ce478 Mon Sep 17 00:00:00 2001
From: Stephan Hadinger <stephan.hadinger@gmail.com>
Date: Sat, 8 Jan 2022 18:10:17 +0100
Subject: [PATCH] TLS ESP32, if max packet size is more than 2000, extend TLS
 buffers to 4K

---
 tasmota/xdrv_02_9_mqtt.ino | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tasmota/xdrv_02_9_mqtt.ino b/tasmota/xdrv_02_9_mqtt.ino
index d245a1964..a86d0328c 100644
--- a/tasmota/xdrv_02_9_mqtt.ino
+++ b/tasmota/xdrv_02_9_mqtt.ino
@@ -211,7 +211,11 @@ void MqttInit(void) {
 
   if (Mqtt.mqtt_tls) {
 #ifdef ESP32
+  #if MQTT_MAX_PACKET_SIZE > 2000
+    tlsClient = new BearSSL::WiFiClientSecure_light(4096,4096);
+  #else
     tlsClient = new BearSSL::WiFiClientSecure_light(2048,2048);
+  #endif
 #else // ESP32 - ESP8266
     tlsClient = new BearSSL::WiFiClientSecure_light(1024,1024);
 #endif