From: Matt Joiner <anacrolix@gmail.com>
Date: Wed, 13 Jun 2018 00:53:38 +0000 (+1000)
Subject: Fix race condition in Client.ListenAddrs
X-Git-Tag: v1.0.0~127^2~30
X-Git-Url: http://www.git.stargrave.org/?a=commitdiff_plain;h=da4a6503c22c61aabc78fdd1f48e6cf097956a0d;p=btrtrc.git

Fix race condition in Client.ListenAddrs
---

diff --git a/client.go b/client.go
index f88766ea..4ccdc1f9 100644
--- a/client.go
+++ b/client.go
@@ -1231,6 +1231,8 @@ func (cl *Client) publicAddr(peer net.IP) ipPort {
 }
 
 func (cl *Client) ListenAddrs() (ret []net.Addr) {
+	cl.mu.Lock()
+	defer cl.mu.Unlock()
 	cl.eachListener(func(l socket) bool {
 		ret = append(ret, l.Addr())
 		return true