linux-kernel - Re: [PATCH crypto-next 18/23] crypto: artpec6

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Message-ID: <29e492c8-671a-2077-043f-e4f829ba04f2@axis.com>
Date:   Sun, 23 Sep 2018 14:13:44 +0200
From:   Lars Persson <lars.persson@...s.com>
To:     Kees Cook <keescook@...omium.org>,
        Herbert Xu <herbert@...dor.apana.org.au>
CC:     Jesper Nilsson <jespern@...s.com>, Lars Persson <larper@...s.com>,
        <linux-arm-kernel@...s.com>,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>,
        "Eric Biggers" <ebiggers@...gle.com>,
        linux-crypto <linux-crypto@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH crypto-next 18/23] crypto: artpec6 - Remove VLA usage of
 skcipher



On 9/19/18 4:10 AM, Kees Cook wrote:
> In the quest to remove all stack VLA usage from the kernel[1], this
> replaces struct crypto_skcipher and SKCIPHER_REQUEST_ON_STACK() usage
> with struct crypto_sync_skcipher and SYNC_SKCIPHER_REQUEST_ON_STACK(),
> which uses a fixed stack size.
> 
> [1] https://lkml.kernel.org/r/CA+55aFzCG-zNmZwX4A2FQpadafLfEzK6CC=qPXydAacU1RqZWA@mail.gmail.com
> 
> Cc: Jesper Nilsson <jesper.nilsson@...s.com>
> Cc: Lars Persson <lars.persson@...s.com>
> Cc: linux-arm-kernel@...s.com
> Signed-off-by: Kees Cook <keescook@...omium.org>
> ---
>   drivers/crypto/axis/artpec6_crypto.c | 19 +++++++++----------
>   1 file changed, 9 insertions(+), 10 deletions(-)
> 

Acked-by: Lars Persson <lars.persson@...s.com>