From f5c677fe42d2cbf4a85101503b36d97353e7612d Mon Sep 17 00:00:00 2001
From: Wiebe Cazemier <wiebe@halfgaar.net>
Date: Sat, 22 May 2021 13:07:00 +0200
Subject: [PATCH] Fix bug where first_byte and bites[0] aren't consistent

---
 mqttpacket.cpp | 1 +
 1 file changed, 1 insertion(+), 0 deletions(-)

diff --git a/mqttpacket.cpp b/mqttpacket.cpp
index 95beb6f..16c806d 100644
--- a/mqttpacket.cpp
+++ b/mqttpacket.cpp
@@ -481,6 +481,7 @@ void MqttPacket::handlePublish()
         // Set dup flag to 0, because that must not be propagated [MQTT-3.3.1-3].
         // Existing subscribers don't get retain=1. [MQTT-3.3.1-9]
         bites[0] &= 0b11110110;
+        first_byte = bites[0];
 
         // For the existing clients, we can just write the same packet back out, with our small alterations.
         sender->getThreadData()->getSubscriptionStore()->queuePacketAtSubscribers(*subtopics, *this);
--
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