diff options
Diffstat (limited to 'vendor/github.com/klauspost/compress/zstd/decoder.go')
| -rw-r--r-- | vendor/github.com/klauspost/compress/zstd/decoder.go | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/vendor/github.com/klauspost/compress/zstd/decoder.go b/vendor/github.com/klauspost/compress/zstd/decoder.go index d78be6d42..cdda0de58 100644 --- a/vendor/github.com/klauspost/compress/zstd/decoder.go +++ b/vendor/github.com/klauspost/compress/zstd/decoder.go @@ -323,19 +323,23 @@ func (d *Decoder) DecodeAll(input, dst []byte) ([]byte, error) { } if frame.FrameContentSize > 0 && frame.FrameContentSize < 1<<30 { // Never preallocate moe than 1 GB up front. - if uint64(cap(dst)) < frame.FrameContentSize { + if cap(dst)-len(dst) < int(frame.FrameContentSize) { dst2 := make([]byte, len(dst), len(dst)+int(frame.FrameContentSize)) copy(dst2, dst) dst = dst2 } } if cap(dst) == 0 { - // Allocate window size * 2 by default if nothing is provided and we didn't get frame content size. - size := frame.WindowSize * 2 + // Allocate len(input) * 2 by default if nothing is provided + // and we didn't get frame content size. + size := len(input) * 2 // Cap to 1 MB. if size > 1<<20 { size = 1 << 20 } + if uint64(size) > d.o.maxDecodedSize { + size = int(d.o.maxDecodedSize) + } dst = make([]byte, 0, size) } |