From 914b12af44e2fbf83322536b7d3f33a00e7d3855 Mon Sep 17 00:00:00 2001
From: Evgenii Stratonikov <evgeniy@nspcc.ru>
Date: Wed, 2 Sep 2020 13:21:24 +0300
Subject: [PATCH] network: fix datarace in TCPTransport

---
 pkg/network/tcp_transport.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkg/network/tcp_transport.go b/pkg/network/tcp_transport.go
index 7bf0e39eb..3a7a7a1b8 100644
--- a/pkg/network/tcp_transport.go
+++ b/pkg/network/tcp_transport.go
@@ -79,9 +79,11 @@ func (t *TCPTransport) isCloseError(err error) bool {
 
 // Close implements the Transporter interface.
 func (t *TCPTransport) Close() {
+	t.lock.Lock()
 	if t.listener != nil {
 		t.listener.Close()
 	}
+	t.lock.Unlock()
 }
 
 // Proto implements the Transporter interface.