From 4c009284004145aab92b09577d588c00a4dab92a Mon Sep 17 00:00:00 2001
From: Neil Alexander <neilalexander@users.noreply.github.com>
Date: Sun, 10 May 2020 13:19:18 +0100
Subject: [PATCH] Response filtering improved

---
 src/mdns/mdns.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/mdns/mdns.go b/src/mdns/mdns.go
index a27d92e2..ed545dd7 100644
--- a/src/mdns/mdns.go
+++ b/src/mdns/mdns.go
@@ -348,7 +348,13 @@ func (s *mDNSServer) listen() {
 			s.mdns.log.Debugln("Stopped listening for mDNS on", s.intf.Name)
 			return
 		case entry := <-incoming:
+			if entry == nil {
+				return
+			}
 			suffix := fmt.Sprintf("%s.%s", MDNSService, MDNSDomain)
+			if len(entry.Name) <= len(suffix) {
+				continue
+			}
 			if entry.Name[len(entry.Name)-len(suffix):] != suffix {
 				continue
 			}