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| author | Aron Fischer <github@aron.guru> | 2016-12-22 07:34:05 +0800 |
|---|---|---|
| committer | Felix Lange <fjl@users.noreply.github.com> | 2016-12-22 07:34:05 +0800 |
| commit | 301c0a6303d62ebe9b022736d816abe20924f63f (patch) | |
| tree | e25458c092884ab1434f146c9f1b0208b880dd6b /swarm | |
| parent | 65f486ff020a14e88f6d389935cacebfefe7d003 (diff) | |
| download | dexon-301c0a6303d62ebe9b022736d816abe20924f63f.tar.gz dexon-301c0a6303d62ebe9b022736d816abe20924f63f.tar.zst dexon-301c0a6303d62ebe9b022736d816abe20924f63f.zip | |
swarm/storage: call size before seek-from-end (#3469)
Diffstat (limited to 'swarm')
| -rw-r--r-- | swarm/storage/chunker.go | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/swarm/storage/chunker.go b/swarm/storage/chunker.go index c0f950de5..d55875369 100644 --- a/swarm/storage/chunker.go +++ b/swarm/storage/chunker.go @@ -483,8 +483,11 @@ func (s *LazyChunkReader) Seek(offset int64, whence int) (int64, error) { case 1: offset += s.off case 2: - if s.chunk == nil { - return 0, fmt.Errorf("seek from the end requires rootchunk for size. call Size first") + if s.chunk == nil { //seek from the end requires rootchunk for size. call Size first + _, err := s.Size(nil) + if err != nil { + return 0, fmt.Errorf("can't get size: %v", err) + } } offset += s.chunk.Size } |