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[3/5] crypto: chacha20 - Remove cra_alignmask

Message ID 20171122195139.121269-4-ebiggers3@gmail.com (mailing list archive)
State Accepted
Delegated to: Herbert Xu
Headers show

Commit Message

Eric Biggers Nov. 22, 2017, 7:51 p.m. UTC 
From: Eric Biggers <ebiggers@google.com>

Now that crypto_chacha20_setkey() and crypto_chacha20_init() use the
unaligned access macros and crypto_xor() also accepts unaligned buffers,
there is no need to have a cra_alignmask set for chacha20-generic.

Signed-off-by: Eric Biggers <ebiggers@google.com>
---
 crypto/chacha20_generic.c | 1 -
 1 file changed, 1 deletion(-)

Comments

Ard Biesheuvel Nov. 22, 2017, 8:30 p.m. UTC | #1 
On 22 November 2017 at 19:51, Eric Biggers <ebiggers3@gmail.com> wrote:
> From: Eric Biggers <ebiggers@google.com>
>
> Now that crypto_chacha20_setkey() and crypto_chacha20_init() use the
> unaligned access macros and crypto_xor() also accepts unaligned buffers,
> there is no need to have a cra_alignmask set for chacha20-generic.
>
> Signed-off-by: Eric Biggers <ebiggers@google.com>

Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>

> ---
>  crypto/chacha20_generic.c | 1 -
>  1 file changed, 1 deletion(-)
>
> diff --git a/crypto/chacha20_generic.c b/crypto/chacha20_generic.c
> index b5a10ebf1b82..bb4affbd591c 100644
> --- a/crypto/chacha20_generic.c
> +++ b/crypto/chacha20_generic.c
> @@ -105,7 +105,6 @@ static struct skcipher_alg alg = {
>         .base.cra_priority      = 100,
>         .base.cra_blocksize     = 1,
>         .base.cra_ctxsize       = sizeof(struct chacha20_ctx),
> -       .base.cra_alignmask     = sizeof(u32) - 1,
>         .base.cra_module        = THIS_MODULE,
>
>         .min_keysize            = CHACHA20_KEY_SIZE,
> --
> 2.15.0.448.gf294e3d99a-goog
>
diff mbox

Patch

diff --git a/crypto/chacha20_generic.c b/crypto/chacha20_generic.c
index b5a10ebf1b82..bb4affbd591c 100644
--- a/crypto/chacha20_generic.c
+++ b/crypto/chacha20_generic.c
@@ -105,7 +105,6 @@  static struct skcipher_alg alg = {
 	.base.cra_priority	= 100,
 	.base.cra_blocksize	= 1,
 	.base.cra_ctxsize	= sizeof(struct chacha20_ctx),
-	.base.cra_alignmask	= sizeof(u32) - 1,
 	.base.cra_module	= THIS_MODULE,
 
 	.min_keysize		= CHACHA20_KEY_SIZE,