From 950612544b738391ebdd80309196d49a340e9f1c Mon Sep 17 00:00:00 2001
From: Darien Raymond <admin@v2ray.com>
Date: Thu, 16 Aug 2018 12:40:55 +0200
Subject: [PATCH] simple write for single buffer

---
 common/buf/writer.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/common/buf/writer.go b/common/buf/writer.go
index cb48691bc..49c112ef4 100644
--- a/common/buf/writer.go
+++ b/common/buf/writer.go
@@ -21,6 +21,10 @@ func (w *BufferToBytesWriter) WriteMultiBuffer(mb MultiBuffer) error {
 		return nil
 	}
 
+	if len(mb) == 1 {
+		return WriteAllBytes(w.Writer, mb[0].Bytes())
+	}
+
 	bs := mb.ToNetBuffers()
 
 	for size > 0 {