diff options
Diffstat (limited to 'vendor/github.com/klauspost/compress/zstd/bytebuf.go')
| -rw-r--r-- | vendor/github.com/klauspost/compress/zstd/bytebuf.go | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/vendor/github.com/klauspost/compress/zstd/bytebuf.go b/vendor/github.com/klauspost/compress/zstd/bytebuf.go index 4493baa75..2ad02070d 100644 --- a/vendor/github.com/klauspost/compress/zstd/bytebuf.go +++ b/vendor/github.com/klauspost/compress/zstd/bytebuf.go @@ -23,7 +23,7 @@ type byteBuffer interface { readByte() (byte, error) // Skip n bytes. - skipN(n int) error + skipN(n int64) error } // in-memory buffer @@ -62,9 +62,12 @@ func (b *byteBuf) readByte() (byte, error) { return r, nil } -func (b *byteBuf) skipN(n int) error { +func (b *byteBuf) skipN(n int64) error { bb := *b - if len(bb) < n { + if n < 0 { + return fmt.Errorf("negative skip (%d) requested", n) + } + if int64(len(bb)) < n { return io.ErrUnexpectedEOF } *b = bb[n:] @@ -120,9 +123,9 @@ func (r *readerWrapper) readByte() (byte, error) { return r.tmp[0], nil } -func (r *readerWrapper) skipN(n int) error { - n2, err := io.CopyN(ioutil.Discard, r.r, int64(n)) - if n2 != int64(n) { +func (r *readerWrapper) skipN(n int64) error { + n2, err := io.CopyN(ioutil.Discard, r.r, n) + if n2 != n { err = io.ErrUnexpectedEOF } return err |