Re: [PATCH 1/2] crypto: ccm - honour alignmask of subordinate MAC cipher

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On Sat, Feb 11, 2017 at 07:25:21PM +0000, Ard Biesheuvel wrote:
> The CCM driver was recently updated to defer the MAC part of the algorithm
> to a dedicated crypto transform, and a template for instantiating such
> transforms was added at the same time.
> 
> However, this new cbcmac template fails to take the alignmask of the
> encapsulated cipher into account, which may result in buffer addresses
> being passed down that are not sufficiently aligned.
> 
> So update the code to ensure that the digest buffer in the desc ctx
> appears at a sufficiently aligned offset, and tweak the code so that all
> calls to crypto_cipher_encrypt_one() operate on this buffer exclusively.
> 
> Signed-off-by: Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx>

Patch applied.  Thanks.
-- 
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
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