On Mon, May 10, 2021 at 09:09:02AM +0200, Heiner Kallweit wrote: > len can have any value 1 .. 4. Also the proposal doesn't consider > the skip value. So what about just keeping the code as-is then? The existing version is much easier to read than the new one, has less branching and doesn't use an obscure API thast should not generally be used in driver code.