From d785811f222c0b3e9c26be4c30171518ea65754d Mon Sep 17 00:00:00 2001
From: fangdingjun <fangdingjun@gmail.com>
Date: Wed, 26 Sep 2018 17:49:32 +0800
Subject: [PATCH] fix race condition on r/w s.request

---
 conn.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/conn.go b/conn.go
index 1540f8a..ec5577b 100644
--- a/conn.go
+++ b/conn.go
@@ -223,6 +223,9 @@ func (c *Conn) RoundTrip(req *http.Request) (*http.Response, error) {
 			dp.Close()
 		}()
 	}
+
+	s.request = req
+
 	select {
 	case res := <-s.resch:
 		/*
@@ -230,7 +233,6 @@ func (c *Conn) RoundTrip(req *http.Request) (*http.Response, error) {
 				return nil, fmt.Errorf("http error code %d", res.StatusCode)
 			}
 		*/
-		s.request = req
 		res.Request = s.request
 		return res, nil
 	case <-c.ctx.Done():