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fix crash - segment fault when partialFile.Allocated() is invoked.

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When openPartialFile is invoked, more errors than "existed error" are
returned. If only existing error is checked, the allocated field of
partialFile may be nil.

Signed-off-by: Star.LI <star@trapdoortech.com>
This commit is contained in:
Star.LI 2020-09-01 17:22:53 +08:00 committed by Star.LI
parent b8bbbf3ea3
commit 82f5984de1
1 changed files with 1 additions and 1 deletions
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2
extern/sector-storage/ffiwrapper/sealer_cgo.go vendored
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@ -371,7 +371,7 @@ func (sb *Sealer) ReadPiece(ctx context.Context, writer io.Writer, sector abi.Se
maxPieceSize := abi.PaddedPieceSize(sb.ssize) maxPieceSize := abi.PaddedPieceSize(sb.ssize)
pf, err := openPartialFile(maxPieceSize, path.Unsealed) pf, err := openPartialFile(maxPieceSize, path.Unsealed)
if xerrors.Is(err, os.ErrNotExist) { if err != nil {
return false, xerrors.Errorf("opening partial file: %w", err) return false, xerrors.Errorf("opening partial file: %w", err)
} }