From 23b768576e1f477dab4bce0a325d27e5df63aa59 Mon Sep 17 00:00:00 2001
From: Darien Raymond <admin@v2ray.com>
Date: Thu, 16 Nov 2017 18:34:05 +0100
Subject: [PATCH] always allocate buffer in Write

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

diff --git a/common/buf/writer.go b/common/buf/writer.go
index d4902cba..50ecbb8c 100644
--- a/common/buf/writer.go
+++ b/common/buf/writer.go
@@ -60,6 +60,10 @@ func (w *BufferedWriter) Write(b []byte) (int, error) {
 		return w.legacyWriter.Write(b)
 	}
 
+	if w.buffer == nil {
+		w.buffer = New()
+	}
+
 	totalBytes := 0
 	for len(b) > 0 {
 		nBytes, err := w.buffer.Write(b)