Re: [PATCH 0/9] crypto: fix alignmask handling

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On Wed, Feb 03, 2021 at 10:37:10AM +0100, Ard Biesheuvel wrote:
>
> One thing that became apparent to me while looking into this stuff is
> that the skcipher encrypt/decrypt API ignores alignmasks altogether,
> so this is something we should probably look into at some point, i.e.,
> whether the alignmask handling in the core API is still worth it, and
> if it is, make skcipher calls honour them.
> 
> In the ablkcipher->skcipher conversion I did, I was not aware of this,
> but I don't remember seeing any issues being reported in this area
> either, so I wonder how many cases actually exist where alignmasks
> actually matter.

What do you mean? With both ablkcipher/skcipher the alignmask was
usually enforced through the walker mechanism.

Cheers,
-- 
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt



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