linux-kernel - Re: [PATCH] crypto: testmgr: add test vectors for skein

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Date:   Sun, 1 Jul 2018 17:16:11 +0800
From:   Herbert Xu <herbert@...dor.apana.org.au>
To:     Juan Manuel Torres Palma <j.m.torrespalma@...il.com>
Cc:     Eric Biggers <ebiggers3@...il.com>, linux-kernel@...r.kernel.org,
        linux-crypto@...r.kernel.org, davem@...emloft.net,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH] crypto: testmgr: add test vectors for skein

On Thu, Jun 21, 2018 at 07:12:47AM +0900, Juan Manuel Torres Palma wrote:
> On Wed, Jun 20, 2018 at 11:10:51AM -0700, Eric Biggers wrote:
> > Also, can you describe the users of Skein in the kernel?  If there are no users,
> > there's no need to move it out of staging, or even have it in the kernel at all
> > anymore.  I say that as someone who has had to volunteer to fix critical bugs
> > found by fuzzing in crypto algorithms for which it's unclear why they are in the
> > kernel at all, as there are no apparent users.
> 
> To be honest I'm not aware of anyone actually using Skein.
> 
> So by this are you suggesting that we drop support? If not removed, I believe
> it's better to use test vectors as regression tests for further modifications.

Let's just remove skein.  In fact staging should never add generic
crypto algorithms.

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