From 8ce61e911de9126a078b2f2826cc2db747994ec7 Mon Sep 17 00:00:00 2001
From: Matt Joiner <anacrolix@gmail.com>
Date: Tue, 21 Jul 2015 22:54:02 +1000
Subject: [PATCH] Torrent.BytesCompleted was racy

---
 client.go | 2 +-
 t.go      | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/client.go b/client.go
index aaa2ee4d..8621d164 100644
--- a/client.go
+++ b/client.go
@@ -1979,7 +1979,7 @@ func (t *torrent) addTrackers(announceList [][]string) {
 }
 
 // Don't call this before the info is available.
-func (t *torrent) BytesCompleted() int64 {
+func (t *torrent) bytesCompleted() int64 {
 	if !t.haveInfo() {
 		return 0
 	}
diff --git a/t.go b/t.go
index 41925860..8a561661 100644
--- a/t.go
+++ b/t.go
@@ -52,3 +52,9 @@ func (t Torrent) Drop() {
 	t.cl.dropTorrent(t.InfoHash)
 	t.cl.mu.Unlock()
 }
+
+func (t Torrent) BytesCompleted() int64 {
+	t.cl.mu.RLock()
+	defer t.cl.mu.RUnlock()
+	return t.bytesCompleted()
+}