From b2d2c524c6d5bab07376aefe669b41fcef3dee7e Mon Sep 17 00:00:00 2001
From: Matt Joiner <anacrolix@gmail.com>
Date: Fri, 25 Aug 2017 16:36:34 +1000
Subject: [PATCH] Fix sync.Mutex copy by value

Found by go vet, per https://github.com/anacrolix/torrent/issues/179.
---
 connection.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/connection.go b/connection.go
index d496f0c7..a893ccb8 100644
--- a/connection.go
+++ b/connection.go
@@ -488,7 +488,7 @@ func nextRequestState(
 	networkingEnabled bool,
 	currentRequests map[request]struct{},
 	peerChoking bool,
-	nextPieces prioritybitmap.PriorityBitmap,
+	nextPieces *prioritybitmap.PriorityBitmap,
 	pendingChunks func(piece int, f func(chunkSpec) bool) bool,
 	requestsLowWater int,
 	requestsHighWater int,
@@ -524,7 +524,7 @@ func (cn *connection) updateRequests() {
 		cn.t.networkingEnabled,
 		cn.Requests,
 		cn.PeerChoked,
-		cn.pieceRequestOrder,
+		&cn.pieceRequestOrder,
 		func(piece int, f func(chunkSpec) bool) bool {
 			return undirtiedChunks(piece, cn.t, f)
 		},
-- 
2.48.1