crypto: cmac - Use modern init_tfm/exit_tfm

Use the modern init_tfm/exit_tfm interface instead of the obsolete
cra_init/cra_exit interface.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Herbert Xu 2023-05-19 16:28:32 +08:00
parent 4e3901fa84
commit cf2eddc931
1 changed files with 9 additions and 9 deletions

View File

@ -198,13 +198,14 @@ static int crypto_cmac_digest_final(struct shash_desc *pdesc, u8 *out)
return 0;
}
static int cmac_init_tfm(struct crypto_tfm *tfm)
static int cmac_init_tfm(struct crypto_shash *tfm)
{
struct shash_instance *inst = shash_alg_instance(tfm);
struct cmac_tfm_ctx *ctx = crypto_shash_ctx(tfm);
struct crypto_cipher_spawn *spawn;
struct crypto_cipher *cipher;
struct crypto_instance *inst = (void *)tfm->__crt_alg;
struct crypto_cipher_spawn *spawn = crypto_instance_ctx(inst);
struct cmac_tfm_ctx *ctx = crypto_tfm_ctx(tfm);
spawn = shash_instance_ctx(inst);
cipher = crypto_spawn_cipher(spawn);
if (IS_ERR(cipher))
return PTR_ERR(cipher);
@ -214,9 +215,9 @@ static int cmac_init_tfm(struct crypto_tfm *tfm)
return 0;
};
static void cmac_exit_tfm(struct crypto_tfm *tfm)
static void cmac_exit_tfm(struct crypto_shash *tfm)
{
struct cmac_tfm_ctx *ctx = crypto_tfm_ctx(tfm);
struct cmac_tfm_ctx *ctx = crypto_shash_ctx(tfm);
crypto_free_cipher(ctx->child);
}
@ -274,13 +275,12 @@ static int cmac_create(struct crypto_template *tmpl, struct rtattr **tb)
~(crypto_tfm_ctx_alignment() - 1))
+ alg->cra_blocksize * 2;
inst->alg.base.cra_init = cmac_init_tfm;
inst->alg.base.cra_exit = cmac_exit_tfm;
inst->alg.init = crypto_cmac_digest_init;
inst->alg.update = crypto_cmac_digest_update;
inst->alg.final = crypto_cmac_digest_final;
inst->alg.setkey = crypto_cmac_digest_setkey;
inst->alg.init_tfm = cmac_init_tfm;
inst->alg.exit_tfm = cmac_exit_tfm;
inst->free = shash_free_singlespawn_instance;