From c66af86d88fae5e0b26fd9390ed13f73c53f8769 Mon Sep 17 00:00:00 2001
From: pille <pille@struction.de>
Date: Sat, 22 Feb 2020 18:13:21 +0100
Subject: [PATCH] fix out-of-sync detection on E1.31 packets

---
 wled00/wled07_notify.ino | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/wled00/wled07_notify.ino b/wled00/wled07_notify.ino
index 6af7416bc..fd83f1f81 100644
--- a/wled00/wled07_notify.ino
+++ b/wled00/wled07_notify.ino
@@ -91,13 +91,12 @@ void handleE131Packet(e131_packet_t* p, IPAddress clientIP){
   //E1.31 protocol support
   
   // skip out-of-sequence packets
-  if (p->sequence_number < e131LastSequenceNumber && p->sequence_number - e131LastSequenceNumber > -20){
+  if (p->sequence_number < e131LastSequenceNumber && p->sequence_number > 20 && e131LastSequenceNumber < 250){
     DEBUG_PRINT("skipping E1.31 frame (last seq=");
     DEBUG_PRINT(e131LastSequenceNumber);
     DEBUG_PRINT(", current seq=");
     DEBUG_PRINT(p->sequence_number);
     DEBUG_PRINTLN(")");
-    e131LastSequenceNumber = p->sequence_number;
     return;
   }
   e131LastSequenceNumber = p->sequence_number;