// Hence an immediate Read() on the file can return incorrect data.
	if b.canClose != nil {
		b.canClose.Wait()
	}

	// Recycle the buffer.
	if b.byteBuf != nil {
		globalBytePoolCap.Load().Put(b.byteBuf)
		b.byteBuf = nil
	}
	return err
}

// newStreamingBitrotWriterBuffer returns streaming bitrot writer implementation.
// The output is written to the supplied writer w.