Re: [PATCH v2 4/9] crypto: marvell - Use IPAD/OPAD constant

From: Boris Brezillon
Date: Fri May 19 2017 - 05:17:34 EST


On Fri, 19 May 2017 08:53:26 +0200
Corentin Labbe <clabbe.montjoie@xxxxxxxxx> wrote:

> This patch simply replace all occurrence of HMAC IPAD/OPAD value by their
> define.
>
> Signed-off-by: Corentin Labbe <clabbe.montjoie@xxxxxxxxx>

Acked-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx>

> ---
> drivers/crypto/marvell/hash.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/crypto/marvell/hash.c b/drivers/crypto/marvell/hash.c
> index 77c0fb936f47..e61b08566093 100644
> --- a/drivers/crypto/marvell/hash.c
> +++ b/drivers/crypto/marvell/hash.c
> @@ -12,6 +12,7 @@
> * by the Free Software Foundation.
> */
>
> +#include <crypto/hmac.h>
> #include <crypto/md5.h>
> #include <crypto/sha.h>
>
> @@ -1164,8 +1165,8 @@ static int mv_cesa_ahmac_pad_init(struct ahash_request *req,
> memcpy(opad, ipad, blocksize);
>
> for (i = 0; i < blocksize; i++) {
> - ipad[i] ^= 0x36;
> - opad[i] ^= 0x5c;
> + ipad[i] ^= HMAC_IPAD_VALUE;
> + opad[i] ^= HMAC_OPAD_VALUE;
> }
>
> return 0;