From: Matt Joiner <anacrolix@gmail.com>
Date: Mon, 9 Feb 2015 13:21:22 +0000 (+1100)
Subject: dht: Fix race
X-Git-Tag: v1.0.0~1337
X-Git-Url: http://www.git.stargrave.org/?a=commitdiff_plain;h=2b3d286e9ee06ca7e6b576d4ba700eaf4738489c;p=btrtrc.git

dht: Fix race
---

diff --git a/dht/getpeers.go b/dht/getpeers.go
index 74c366f3..0435b59b 100644
--- a/dht/getpeers.go
+++ b/dht/getpeers.go
@@ -128,7 +128,9 @@ func (me *peerDiscovery) closingCh() chan struct{} {
 }
 
 func (me *peerDiscovery) announcePeer(to dHTAddr, token string) {
+	me.server.mu.Lock()
 	err := me.server.announcePeer(to, me.infoHash, me.announcePort, token, me.announcePortImplied)
+	me.server.mu.Unlock()
 	if err != nil {
 		logonce.Stderr.Printf("error announcing peer: %s", err)
 	}