From edcb9deb95e294e4b0a766620a4fac18d1367bc3 Mon Sep 17 00:00:00 2001
From: mlmhl <409107750@qq.com>
Date: Mon, 10 Jul 2017 19:33:39 +0800
Subject: [PATCH] bug fix: initial infoHash for mmapStoragePiece

---
 storage/mmap.go | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/storage/mmap.go b/storage/mmap.go
index bbc9ed03..9120c6f3 100644
--- a/storage/mmap.go
+++ b/storage/mmap.go
@@ -32,8 +32,9 @@ func NewMMapWithCompletion(baseDir string, completion PieceCompletion) ClientImp
 func (s *mmapStorage) OpenTorrent(info *metainfo.Info, infoHash metainfo.Hash) (t TorrentImpl, err error) {
 	span, err := mMapTorrent(info, s.baseDir)
 	t = &mmapTorrentStorage{
-		span: span,
-		pc:   s.pc,
+		infoHash: infoHash,
+		span:     span,
+		pc:       s.pc,
 	}
 	return
 }
@@ -43,14 +44,16 @@ func (s *mmapStorage) Close() error {
 }
 
 type mmapTorrentStorage struct {
-	span mmap_span.MMapSpan
-	pc   PieceCompletion
+	infoHash metainfo.Hash
+	span     mmap_span.MMapSpan
+	pc       PieceCompletion
 }
 
 func (ts *mmapTorrentStorage) Piece(p metainfo.Piece) PieceImpl {
 	return mmapStoragePiece{
 		pc:       ts.pc,
 		p:        p,
+		ih:       ts.infoHash,
 		ReaderAt: io.NewSectionReader(ts.span, p.Offset(), p.Length()),
 		WriterAt: missinggo.NewSectionWriter(ts.span, p.Offset(), p.Length()),
 	}
-- 
2.48.1