From 921d92c649be1f7088e74e7d32cd0bed1fcfd373 Mon Sep 17 00:00:00 2001
From: Ben Meadors <benmmeadors@gmail.com>
Date: Fri, 20 Sep 2024 06:55:16 -0500
Subject: [PATCH] Drop received packets from self

---
 src/mqtt/MQTT.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/mqtt/MQTT.cpp b/src/mqtt/MQTT.cpp
index 0f4c5a8c5..c15ac3325 100644
--- a/src/mqtt/MQTT.cpp
+++ b/src/mqtt/MQTT.cpp
@@ -158,6 +158,11 @@ void MQTT::onReceive(char *topic, byte *payload, size_t length)
                     meshtastic_MeshPacket *p = packetPool.allocCopy(*e.packet);
                     p->via_mqtt = true; // Mark that the packet was received via MQTT
 
+                    if (p->from == 0 || p->from == nodeDB->getNodeNum()) {
+                        LOG_INFO("Ignoring downlink message we originally sent.\n");
+                        packetPool.release(p);
+                        return;
+                    }
                     if (p->which_payload_variant == meshtastic_MeshPacket_decoded_tag) {
                         p->channel = ch.index;
                     }