[dm-devel] [PATCH 1/3 v6] crypto: introduce the flag CRYPTO_ALG_ALLOCATES_MEMORY

[Herbert Xu]

On Tue, Jun 30, 2020 at 02:15:55PM -0400, Mikulas Patocka wrote:
>
> Index: linux-2.6/crypto/pcrypt.c
> ===================================================================
> --- linux-2.6.orig/crypto/pcrypt.c	2020-06-29 16:03:07.346417000 +0200
> +++ linux-2.6/crypto/pcrypt.c	2020-06-30 20:11:56.636417000 +0200
> @@ -225,19 +225,21 @@ static int pcrypt_init_instance(struct c
>  	return 0;
>  }
>  
> -static int pcrypt_create_aead(struct crypto_template *tmpl, struct rtattr **tb,
> -			      u32 type, u32 mask)
> +static int pcrypt_create_aead(struct crypto_template *tmpl, struct rtattr **tb)
>  {

Rather than removing these two arguments, I think you should pass
along algt instead.

>  	struct pcrypt_instance_ctx *ctx;
>  	struct crypto_attr_type *algt;
>  	struct aead_instance *inst;
>  	struct aead_alg *alg;
> +	u32 mask;
>  	int err;
>  
>  	algt = crypto_get_attr_type(tb);
>  	if (IS_ERR(algt))
>  		return PTR_ERR(algt);

Then we could remove this bit.

Cheers,
-- 
Email: Herbert Xu <herbert at gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
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