RE: [PATCH] crypto: virtio - Use helper to set reqsize

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> -----Original Message-----
> From: Herbert Xu [mailto:herbert@xxxxxxxxxxxxxxxxxxx]
> Sent: Tuesday, November 22, 2022 5:42 PM
> To: Gonglei (Arei) <arei.gonglei@xxxxxxxxxx>;
> virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx; Linux Crypto Mailing List
> <linux-crypto@xxxxxxxxxxxxxxx>
> Subject: [PATCH] crypto: virtio - Use helper to set reqsize
> 
> The value of reqsize must only be changed through the helper.
> 
> Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
> 
> diff --git a/drivers/crypto/virtio/virtio_crypto_akcipher_algs.c
> b/drivers/crypto/virtio/virtio_crypto_akcipher_algs.c
> index 168195672e2e..b2979be613b8 100644
> --- a/drivers/crypto/virtio/virtio_crypto_akcipher_algs.c
> +++ b/drivers/crypto/virtio/virtio_crypto_akcipher_algs.c
> @@ -479,6 +479,9 @@ static int virtio_crypto_rsa_init_tfm(struct
> crypto_akcipher *tfm)
>  	ctx->enginectx.op.prepare_request = NULL;
>  	ctx->enginectx.op.unprepare_request = NULL;
> 
> +	akcipher_set_reqsize(tfm,
> +			     sizeof(struct virtio_crypto_akcipher_request));
> +
>  	return 0;
>  }
> 
> @@ -505,7 +508,6 @@ static struct virtio_crypto_akcipher_algo
> virtio_crypto_akcipher_algs[] = {
>  			.max_size = virtio_crypto_rsa_max_size,
>  			.init = virtio_crypto_rsa_init_tfm,
>  			.exit = virtio_crypto_rsa_exit_tfm,
> -			.reqsize = sizeof(struct virtio_crypto_akcipher_request),
>  			.base = {
>  				.cra_name = "rsa",
>  				.cra_driver_name = "virtio-crypto-rsa", @@ -528,7
> +530,6 @@ static struct virtio_crypto_akcipher_algo
> virtio_crypto_akcipher_algs[] = {
>  			.max_size = virtio_crypto_rsa_max_size,
>  			.init = virtio_crypto_rsa_init_tfm,
>  			.exit = virtio_crypto_rsa_exit_tfm,
> -			.reqsize = sizeof(struct virtio_crypto_akcipher_request),
>  			.base = {
>  				.cra_name = "pkcs1pad(rsa,sha1)",
>  				.cra_driver_name = "virtio-pkcs1-rsa-with-sha1",
> --

Acked-by: Gonglei <arei.gonglei@xxxxxxxxxx>

Regards,
-Gonglei
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