Commit 87b16756 authored by Herbert Xu's avatar Herbert Xu

crypto: api - Change crypto_unregister_instance argument type

This patch makes crypto_unregister_instance take a crypto_instance
instead of a crypto_alg.  This allows us to remove a duplicate
CRYPTO_ALG_INSTANCE check in crypto_unregister_instance.
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 1f723710
......@@ -551,17 +551,13 @@ err:
}
EXPORT_SYMBOL_GPL(crypto_register_instance);
int crypto_unregister_instance(struct crypto_alg *alg)
int crypto_unregister_instance(struct crypto_instance *inst)
{
struct crypto_instance *inst = (void *)alg;
LIST_HEAD(list);
if (!(alg->cra_flags & CRYPTO_ALG_INSTANCE))
return -EINVAL;
down_write(&crypto_alg_sem);
crypto_remove_spawns(alg, &list, NULL);
crypto_remove_spawns(&inst->alg, &list, NULL);
crypto_remove_instance(inst, &list);
up_write(&crypto_alg_sem);
......
......@@ -316,7 +316,7 @@ static int crypto_del_alg(struct sk_buff *skb, struct nlmsghdr *nlh,
if (atomic_read(&alg->cra_refcnt) != 1)
return -EBUSY;
return crypto_unregister_instance(alg);
return crypto_unregister_instance((struct crypto_instance *)alg);
}
static struct crypto_alg *crypto_user_skcipher_alg(const char *name, u32 type,
......
......@@ -137,7 +137,7 @@ struct crypto_template *crypto_lookup_template(const char *name);
int crypto_register_instance(struct crypto_template *tmpl,
struct crypto_instance *inst);
int crypto_unregister_instance(struct crypto_alg *alg);
int crypto_unregister_instance(struct crypto_instance *inst);
int crypto_init_spawn(struct crypto_spawn *spawn, struct crypto_alg *alg,
struct crypto_instance *inst, u32 mask);
......
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