2020-09-14 03:56:32

by Liu Shixin

Subject: [PATCH -next] crypto: atmel-aes - convert to use be32_add_cpu()

Convert cpu_to_be32(be32_to_cpu(E1) + E2) to use be32_add_cpu().

Signed-off-by: Liu Shixin <[email protected]>
---
drivers/crypto/atmel-aes.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/crypto/atmel-aes.c b/drivers/crypto/atmel-aes.c
index a6e14491e080..b1d286004295 100644
--- a/drivers/crypto/atmel-aes.c
+++ b/drivers/crypto/atmel-aes.c
@@ -1539,7 +1539,7 @@ static int atmel_aes_gcm_length(struct atmel_aes_dev *dd)

/* Write incr32(J0) into IV. */
j0_lsw = j0[3];
- j0[3] = cpu_to_be32(be32_to_cpu(j0[3]) + 1);
+ be32_add_cpu(&j0[3], 1);
atmel_aes_write_block(dd, AES_IVR(0), j0);
j0[3] = j0_lsw;

--
2.25.1

2020-09-25 08:12:42

by Herbert Xu

Subject: Re: [PATCH -next] crypto: atmel-aes - convert to use be32_add_cpu()

On Mon, Sep 14, 2020 at 12:17:46PM +0800, Liu Shixin wrote:
> Convert cpu_to_be32(be32_to_cpu(E1) + E2) to use be32_add_cpu().
>
> Signed-off-by: Liu Shixin <[email protected]>
> ---
> drivers/crypto/atmel-aes.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)

Patch applied. Thanks.
--
Email: Herbert Xu <[email protected]>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt