From 7f2fa37c03fbd06e5e267d321139ba001069540d Mon Sep 17 00:00:00 2001
From: Marcin Kamionowski <soldier.kam@gmail.com>
Date: Fri, 8 Jul 2022 10:26:39 +0200
Subject: [PATCH] Fix buffer overflow (#1525)

Co-authored-by: Marcin Kamionowski <marcink@sparkbit.pl>
---
 core/MyGatewayTransportMQTTClient.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/MyGatewayTransportMQTTClient.cpp b/core/MyGatewayTransportMQTTClient.cpp
index 2bd14e0d..3b3096dc 100644
--- a/core/MyGatewayTransportMQTTClient.cpp
+++ b/core/MyGatewayTransportMQTTClient.cpp
@@ -208,7 +208,7 @@ bool reconnectMQTT(void)
 		// Send presentation of locally attached sensors (and node if applicable)
 		presentNode();
 		// Once connected, publish subscribe
-		char inTopic[strlen(MY_MQTT_SUBSCRIBE_TOPIC_PREFIX) + strlen("/+/+/+/+/+")];
+		char inTopic[strlen(MY_MQTT_SUBSCRIBE_TOPIC_PREFIX) + strlen("/+/+/+/+/+") + 1];
 		(void)strncpy(inTopic, MY_MQTT_SUBSCRIBE_TOPIC_PREFIX, strlen(MY_MQTT_SUBSCRIBE_TOPIC_PREFIX) + 1);
 		(void)strcat(inTopic, "/+/+/+/+/+");
 		_MQTT_client.subscribe(inTopic);