From 20c330d03c3b80130bee08e3c6930a41fdf1df9f Mon Sep 17 00:00:00 2001
From: dd <dd@sinfere.com>
Date: Mon, 12 Dec 2016 00:12:58 +0800
Subject: [PATCH] fix dns query

---
 app/dns/nameserver.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/dns/nameserver.go b/app/dns/nameserver.go
index 94adff65..3ea1610a 100644
--- a/app/dns/nameserver.go
+++ b/app/dns/nameserver.go
@@ -157,7 +157,7 @@ func (v *UDPNameServer) BuildQueryA(domain string, id uint16) *buf.Buffer {
 		}}
 
 	writtenBuffer, _ := msg.PackBuffer(buffer.Bytes())
-	buffer.Slice(0, len(writtenBuffer))
+	buffer.Append(writtenBuffer)
 
 	return buffer
 }