From d695429edab586b3af14ebd36a4b010796f012dc Mon Sep 17 00:00:00 2001
From: ginuerzh <ginuerzh@gmail.com>
Date: Thu, 6 Dec 2018 11:48:38 +0800
Subject: [PATCH] fix data race in kcp

---
 kcp.go | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/kcp.go b/kcp.go
index c98500a..9d4c4ce 100644
--- a/kcp.go
+++ b/kcp.go
@@ -66,7 +66,7 @@ func (c *KCPConfig) Init() {
 
 var (
 	// DefaultKCPConfig is the default KCP config.
-	DefaultKCPConfig = &KCPConfig{
+	DefaultKCPConfig = KCPConfig{
 		Key:          "it's a secrect",
 		Crypt:        "aes",
 		Mode:         "fast",
@@ -99,7 +99,8 @@ type kcpTransporter struct {
 // KCPTransporter creates a Transporter that is used by KCP proxy client.
 func KCPTransporter(config *KCPConfig) Transporter {
 	if config == nil {
-		config = DefaultKCPConfig
+		config = &KCPConfig{}
+		*config = DefaultKCPConfig
 	}
 	config.Init()
 
@@ -227,7 +228,8 @@ type kcpListener struct {
 // KCPListener creates a Listener for KCP proxy server.
 func KCPListener(addr string, config *KCPConfig) (Listener, error) {
 	if config == nil {
-		config = DefaultKCPConfig
+		config = &KCPConfig{}
+		*config = DefaultKCPConfig
 	}
 	config.Init()