From 50704eaeeb26f1446fb37b4ca6ee6b5acb506714 Mon Sep 17 00:00:00 2001
From: Dreamacro <305009791@qq.com>
Date: Tue, 31 Dec 2019 14:47:00 +0800
Subject: [PATCH] Fix: udp crash

---
 tunnel/tunnel.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tunnel/tunnel.go b/tunnel/tunnel.go
index 3a8285bc..61f08971 100644
--- a/tunnel/tunnel.go
+++ b/tunnel/tunnel.go
@@ -188,7 +188,7 @@ func (t *Tunnel) handleUDPConn(packet *inbound.PacketAdapter) {
 	lockKey := key + "-lock"
 	wg, loaded := t.natTable.GetOrCreateLock(lockKey)
 
-	isFakeIP := dns.DefaultResolver.IsFakeIP(metadata.DstIP)
+	isFakeIP := dns.DefaultResolver != nil && dns.DefaultResolver.IsFakeIP(metadata.DstIP)
 
 	go func() {
 		if !loaded {