linux-kernel - Re: [PATCH] crypto: talitos - fix skcipher failure due to wrong output IV

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Message-ID: <20190523065134.hcvkalkpayywlonl@gondor.apana.org.au>
Date:   Thu, 23 May 2019 14:51:34 +0800
From:   Herbert Xu <herbert@...dor.apana.org.au>
To:     Christophe Leroy <christophe.leroy@....fr>
Cc:     "David S. Miller" <davem@...emloft.net>,
        linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH] crypto: talitos - fix skcipher failure due to wrong
 output IV

On Wed, May 15, 2019 at 12:29:03PM +0000, Christophe Leroy wrote:
> Selftests report the following:
> 
> [    2.984845] alg: skcipher: cbc-aes-talitos encryption test failed (wrong output IV) on test vector 0, cfg="in-place"
> [    2.995377] 00000000: 3d af ba 42 9d 9e b4 30 b4 22 da 80 2c 9f ac 41
> [    3.032673] alg: skcipher: cbc-des-talitos encryption test failed (wrong output IV) on test vector 0, cfg="in-place"
> [    3.043185] 00000000: fe dc ba 98 76 54 32 10
> [    3.063238] alg: skcipher: cbc-3des-talitos encryption test failed (wrong output IV) on test vector 0, cfg="in-place"
> [    3.073818] 00000000: 7d 33 88 93 0f 93 b2 42
> 
> This above dumps show that the actual output IV is indeed the input IV.
> This is due to the IV not being copied back into the request.
> 
> This patch fixes that.
> 
> Signed-off-by: Christophe Leroy <christophe.leroy@....fr>
> ---
>  drivers/crypto/talitos.c | 4 ++++
>  1 file changed, 4 insertions(+)

Patch applied.  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