Fix panic in when bbolt storage has Closed

diff --git a/storage/bolt_piece.go b/storage/bolt_piece.go
index a932bea4cec05686bdffe5cac26ef9d108bbc5ae..663ac35a7762623f81af93fce43e8c2dd6956661 100644 (file)
--- a/storage/bolt_piece.go
+++ b/storage/bolt_piece.go
@@ -4,7 +4,6 @@ import (
        "encoding/binary"
        "io"
 
-       "github.com/anacrolix/missinggo/x"
        "go.etcd.io/bbolt"
 
        "github.com/anacrolix/torrent/metainfo"
@@ -32,7 +31,13 @@ func (me *boltDBPiece) pk() metainfo.PieceKey {
 
 func (me *boltDBPiece) Completion() Completion {
        c, err := me.pc().Get(me.pk())
-       x.Pie(err)
+       switch err {
+       case bbolt.ErrDatabaseNotOpen:
+               return Completion{}
+       case nil:
+       default:
+               panic(err)
+       }
        return c
 }