On Fri, 2 Dec 2016 17:05:50 +0100
Romain Perier <romain.perier@xxxxxxxxxxxxxxxxxx> wrote:
> No need to copy the template of an hash operation twice into the SRAM
> from the step function.
>
> Fixes: commit 85030c5168f1 ("crypto: marvell - Add support for chai...")
> Signed-off-by: Romain Perier <romain.perier@xxxxxxxxxxxxxxxxxx>
Oh, and please add
Cc: <stable@xxxxxxxxxxxxxxx>
to both patches.
> ---
> drivers/crypto/marvell/hash.c | 3 ---
> 1 file changed, 3 deletions(-)
>
> diff --git a/drivers/crypto/marvell/hash.c b/drivers/crypto/marvell/hash.c
> index 2a92605..fbbcbf8 100644
> --- a/drivers/crypto/marvell/hash.c
> +++ b/drivers/crypto/marvell/hash.c
> @@ -172,9 +172,6 @@ static void mv_cesa_ahash_std_step(struct ahash_request *req)
> for (i = 0; i < digsize / 4; i++)
> writel_relaxed(creq->state[i], engine->regs + CESA_IVDIG(i));
>
> - mv_cesa_adjust_op(engine, &creq->op_tmpl);
> - memcpy_toio(engine->sram, &creq->op_tmpl, sizeof(creq->op_tmpl));
> -
> if (creq->cache_ptr)
> memcpy_toio(engine->sram + CESA_SA_DATA_SRAM_OFFSET,
> creq->cache, creq->cache_ptr);
--
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