From a360c8cdc3f7f9f96d96cf566685a75fc876c7dd Mon Sep 17 00:00:00 2001
From: Johannes Hund <johannes.hund@gmail.com>
Date: Tue, 7 Aug 2018 23:23:03 +0200
Subject: [PATCH] fixed notFoundHandler in ServeMux

the response needs to have the same token & message-Id to reach the sender & get processed
---
 servmux.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/servmux.go b/servmux.go
index 23132f1..ccd871e 100644
--- a/servmux.go
+++ b/servmux.go
@@ -51,8 +51,10 @@ func (mux *ServeMux) match(path string) (h Handler, pattern string) {
 func notFoundHandler(l *net.UDPConn, a *net.UDPAddr, m *Message) *Message {
 	if m.IsConfirmable() {
 		return &Message{
-			Type: Acknowledgement,
-			Code: NotFound,
+			Type:      Acknowledgement,
+			Code:      NotFound,
+			Token:     m.Token,
+			MessageID: m.MessageID,
 		}
 	}
 	return nil