Re: [PATCH] crypto: x86/aesni - Update aesni_set_key() to return void

From: Eric Biggers
Date: Mon Mar 11 2024 - 22:15:14 EST


On Mon, Mar 11, 2024 at 02:32:32PM -0700, Chang S. Bae wrote:
> The aesni_set_key() implementation has no error case, yet its prototype
> specifies to return an error code.
>
> Modify the function prototype to return void and adjust the related code.
>
> Signed-off-by: Chang S. Bae <chang.seok.bae@xxxxxxxxx>
> Cc: Eric Biggers <ebiggers@xxxxxxxxxx>
> Cc: linux-crypto@xxxxxxxxxxxxxxx
> Cc: x86@xxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> ---
> Previously, Eric identified a similar case in my AES-KL code [1]. Then,
> this parallel issue was realized.
>
> [1]: https://lore.kernel.org/lkml/20230607053558.GC941@sol.localdomain/
> ---
> arch/x86/crypto/aesni-intel_asm.S | 5 ++---
> arch/x86/crypto/aesni-intel_glue.c | 6 +++---
> 2 files changed, 5 insertions(+), 6 deletions(-)

Reviewed-by: Eric Biggers <ebiggers@xxxxxxxxxx>

- Eric