From: Herbert Xu <herbert@gondor.apana.org.au>
To: Andrei Botila <andrei.botila@oss.nxp.com>
Cc: Horia Geanta <horia.geanta@nxp.com>,
Aymen Sghaier <aymen.sghaier@nxp.com>,
"David S. Miller" <davem@davemloft.net>,
linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH RESEND 1/9] crypto: caam/jr - add fallback for XTS with more than 8B IV
Date: Fri, 21 Aug 2020 13:46:51 +1000 [thread overview]
Message-ID: <20200821034651.GA25442@gondor.apana.org.au> (raw)
In-Reply-To: <20200806163551.14395-2-andrei.botila@oss.nxp.com>
On Thu, Aug 06, 2020 at 07:35:43PM +0300, Andrei Botila wrote:
>
> +static bool xts_skcipher_ivsize(struct skcipher_request *req)
> +{
> + struct crypto_skcipher *skcipher = crypto_skcipher_reqtfm(req);
> + unsigned int ivsize = crypto_skcipher_ivsize(skcipher);
> + u64 size = 0;
> +
> + if (IS_ALIGNED((unsigned long)req->iv, __alignof__(u64)))
> + size = *(u64 *)(req->iv + (ivsize / 2));
> + else
> + size = get_unaligned((u64 *)(req->iv + (ivsize / 2)));
> +
> + return !!size;
> +}
Just go with the get_unaligned unconditionally.
Cheers,
--
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
next prev parent reply other threads:[~2020-08-21 3:47 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-06 16:35 [PATCH RESEND 0/9] crypto: caam - xts(aes) updates Andrei Botila
2020-08-06 16:35 ` [PATCH RESEND 1/9] crypto: caam/jr - add fallback for XTS with more than 8B IV Andrei Botila
2020-08-11 14:30 ` Horia Geantă
2020-08-21 3:47 ` Herbert Xu
2020-08-21 12:02 ` Horia Geantă
2020-08-19 23:56 ` Sasha Levin
2020-08-21 3:46 ` Herbert Xu [this message]
2020-09-08 10:35 ` Horia Geantă
2020-09-08 22:10 ` Herbert Xu
2020-09-14 16:23 ` Horia Geantă
2020-09-14 16:28 ` Ard Biesheuvel
2020-09-14 17:12 ` Horia Geantă
2020-09-14 18:20 ` Ard Biesheuvel
2020-09-15 10:02 ` Horia Geantă
2020-09-15 10:26 ` Ard Biesheuvel
2020-09-15 12:44 ` Horia Geantă
2020-09-15 12:51 ` Ard Biesheuvel
2020-08-06 16:35 ` [PATCH RESEND 2/9] crypto: caam/qi " Andrei Botila
2020-08-19 23:56 ` Sasha Levin
2020-08-06 16:35 ` [PATCH RESEND 3/9] crypto: caam/qi2 " Andrei Botila
2020-08-19 23:56 ` Sasha Levin
2020-08-06 16:35 ` [PATCH RESEND 4/9] crypto: caam/jr - add support for more XTS key lengths Andrei Botila
2020-08-11 14:36 ` Horia Geantă
2020-08-19 23:56 ` Sasha Levin
2020-08-06 16:35 ` [PATCH RESEND 5/9] crypto: caam/qi " Andrei Botila
2020-08-19 23:56 ` Sasha Levin
2020-08-06 16:35 ` [PATCH RESEND 6/9] crypto: caam/qi2 " Andrei Botila
2020-08-19 23:56 ` Sasha Levin
2020-08-06 16:35 ` [PATCH RESEND 7/9] crypto: caam/jr - add support for XTS with 16B IV Andrei Botila
2020-08-06 16:35 ` [PATCH RESEND 8/9] crypto: caam/qi " Andrei Botila
2020-08-06 16:35 ` [PATCH RESEND 9/9] crypto: caam/qi2 " Andrei Botila
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20200821034651.GA25442@gondor.apana.org.au \
--to=herbert@gondor.apana.org.au \
--cc=andrei.botila@oss.nxp.com \
--cc=aymen.sghaier@nxp.com \
--cc=davem@davemloft.net \
--cc=horia.geanta@nxp.com \
--cc=linux-crypto@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).