From 99ac39cbfbec9459f085b9f6cf786945b9e00867 Mon Sep 17 00:00:00 2001
From: Jim Minter <jminter@redhat.com>
Date: Wed, 7 Mar 2018 13:48:51 -0500
Subject: [PATCH] UPSTREAM: docker/docker: 36517: ensure hijackedConn
 implements CloseWrite function

https://github.com/moby/moby/issues/36516
https://github.com/moby/moby/pull/36517
---
 vendor/github.com/docker/docker/client/hijack.go | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/vendor/github.com/docker/docker/client/hijack.go b/vendor/github.com/docker/docker/client/hijack.go
index 8cf0119f3dd4..17289a04fb15 100644
--- a/vendor/github.com/docker/docker/client/hijack.go
+++ b/vendor/github.com/docker/docker/client/hijack.go
@@ -206,3 +206,10 @@ type hijackedConn struct {
 func (c *hijackedConn) Read(b []byte) (int, error) {
 	return c.r.Read(b)
 }
+
+func (c *hijackedConn) CloseWrite() error {
+	if conn, ok := c.Conn.(types.CloseWriter); ok {
+		return conn.CloseWrite()
+	}
+	return nil
+}