linux-kernel - Re: [PATCH AUTOSEL 4.19 063/100] crypto: arm/aes-ce

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Date:   Mon, 21 Oct 2019 08:08:02 +0200
From:   Ard Biesheuvel <ard.biesheuvel@...aro.org>
To:     Sasha Levin <sashal@...nel.org>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        stable <stable@...r.kernel.org>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "open list:HARDWARE RANDOM NUMBER GENERATOR CORE" 
        <linux-crypto@...r.kernel.org>
Subject: Re: [PATCH AUTOSEL 4.19 063/100] crypto: arm/aes-ce - add dependency
 on AES library

On Sat, 19 Oct 2019 at 00:07, Sasha Levin <sashal@...nel.org> wrote:
>
> From: Ard Biesheuvel <ard.biesheuvel@...aro.org>
>
> [ Upstream commit f703964fc66804e6049f2670fc11045aa8359b1a ]
>
> The ARM accelerated AES driver depends on the new AES library for
> its non-SIMD fallback so express this in its Kconfig declaration.
>
> Signed-off-by: Ard Biesheuvel <ard.biesheuvel@...aro.org>
> Signed-off-by: Herbert Xu <herbert@...dor.apana.org.au>
> Signed-off-by: Sasha Levin <sashal@...nel.org>

Please drop this, it doesn't belong in -stable.

> ---
>  arch/arm/crypto/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/crypto/Kconfig b/arch/arm/crypto/Kconfig
> index b8e69fe282b8d..44278f375ae23 100644
> --- a/arch/arm/crypto/Kconfig
> +++ b/arch/arm/crypto/Kconfig
> @@ -89,6 +89,7 @@ config CRYPTO_AES_ARM_CE
>         tristate "Accelerated AES using ARMv8 Crypto Extensions"
>         depends on KERNEL_MODE_NEON
>         select CRYPTO_BLKCIPHER
> +       select CRYPTO_LIB_AES
>         select CRYPTO_SIMD
>         help
>           Use an implementation of AES in CBC, CTR and XTS modes that uses
> --
> 2.20.1
>