break;
}
- return len + (alg->cra_alignmask & ~(crypto_tfm_ctx_alignment() - 1));
+ return len + alg->cra_alignmask;
}
-struct crypto_tfm *crypto_alloc_tfm2(const char *name, u32 flags,
- int nomodload)
+struct crypto_tfm *crypto_alloc_tfm(const char *name, u32 flags)
{
struct crypto_tfm *tfm = NULL;
struct crypto_alg *alg;
unsigned int tfm_size;
- if (!nomodload)
- alg = crypto_alg_mod_lookup(name);
- else
- alg = crypto_alg_lookup(name);
-
+ alg = crypto_alg_mod_lookup(name);
if (alg == NULL)
goto out;
tfm_size = sizeof(*tfm) + crypto_ctxsize(alg, flags);
- tfm = kzalloc(tfm_size, GFP_KERNEL);
+ tfm = kmalloc(tfm_size, GFP_KERNEL);
if (tfm == NULL)
goto out_put;
+ memset(tfm, 0, tfm_size);
+
tfm->__crt_alg = alg;
if (crypto_init_flags(tfm, flags))
goto out_free_tfm;
- if (crypto_init_ops(tfm))
+ if (crypto_init_ops(tfm)) {
+ crypto_exit_ops(tfm);
goto out_free_tfm;
-
- if (alg->cra_init && alg->cra_init(tfm))
- goto cra_init_failed;
+ }
goto out;
-cra_init_failed:
- crypto_exit_ops(tfm);
out_free_tfm:
kfree(tfm);
tfm = NULL;
return tfm;
}
-struct crypto_tfm *crypto_alloc_tfm(const char *name, u32 flags)
-{
- return crypto_alloc_tfm2(name, flags, 0);
-}
-
void crypto_free_tfm(struct crypto_tfm *tfm)
{
struct crypto_alg *alg;
alg = tfm->__crt_alg;
size = sizeof(*tfm) + alg->cra_ctxsize;
- if (alg->cra_exit)
- alg->cra_exit(tfm);
crypto_exit_ops(tfm);
crypto_alg_put(alg);
memset(tfm, 0, size);
static inline int crypto_set_driver_name(struct crypto_alg *alg)
{
static const char suffix[] = "-generic";
- char *driver_name = alg->cra_driver_name;
+ char *driver_name = (char *)alg->cra_driver_name;
int len;
if (*driver_name)
down_write(&crypto_alg_sem);
list_for_each_entry(q, &crypto_alg_list, cra_list) {
- if (q == alg) {
+ if (!strcmp(q->cra_driver_name, alg->cra_driver_name)) {
ret = -EEXIST;
goto out;
}
}
- list_add(&alg->cra_list, &crypto_alg_list);
+ list_add_tail(&alg->cra_list, &crypto_alg_list);
out:
up_write(&crypto_alg_sem);
return ret;