From 4d9d6cd987e11b5d89a670120708c6ca6d6a2bd5 Mon Sep 17 00:00:00 2001
From: Theo Arends <11044339+arendst@users.noreply.github.com>
Date: Mon, 19 Oct 2020 12:46:57 +0200
Subject: [PATCH] Fix MQTT data corruption on ``MQTTLog 4``

Fix MQTT data corruption on ``MQTTLog 4`` (#9571)
---
 tasmota/xdrv_02_mqtt.ino | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tasmota/xdrv_02_mqtt.ino b/tasmota/xdrv_02_mqtt.ino
index ee39145c0..ffbefc277 100644
--- a/tasmota/xdrv_02_mqtt.ino
+++ b/tasmota/xdrv_02_mqtt.ino
@@ -222,7 +222,7 @@ bool MqttPublishLib(const char* topic, bool retained)
 
 void MqttDumpData(char* topic, char* data, uint32_t data_len) {
   char dump_data[data_len +1];
-  memcpy(dump_data, mqtt_data, sizeof(dump_data));  // Make another copy for removing optional control characters
+  memcpy(dump_data, data, sizeof(dump_data));  // Make another copy for removing optional control characters
   AddLog_P2(LOG_LEVEL_DEBUG_MORE, PSTR(D_LOG_MQTT D_DATA_SIZE " %d, \"%s %s\""), data_len, topic, RemoveControlCharacter(dump_data));
 }