On 8/10/2020 4:45 PM, Herbert Xu wrote: > On Mon, Aug 10, 2020 at 10:20:20AM +0000, Van Leeuwen, Pascal wrote: >> >> With all due respect, but this makes no sense. > > I agree. This is a lot of churn for no gain. > I would say the gain is that all skcipher algorithms would behave the same when input length equals zero - i.e. treat the request as a no-op. We can't say "no input" has any meaning to the other skcipher algorithms, but the convention is to accept this case and just return 0. I don't see why XTS has to be handled differently. Thanks, Horia