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-rw-r--r--crypto/api.c15
-rw-r--r--crypto/internal.h6
-rw-r--r--crypto/shash.c18
-rw-r--r--include/linux/crypto.h3
4 files changed, 16 insertions, 26 deletions
diff --git a/crypto/api.c b/crypto/api.c
index 56b6e0e6631..22385cac90b 100644
--- a/crypto/api.c
+++ b/crypto/api.c
@@ -453,8 +453,8 @@ err:
}
EXPORT_SYMBOL_GPL(crypto_alloc_base);
-struct crypto_tfm *crypto_create_tfm(struct crypto_alg *alg,
- const struct crypto_type *frontend)
+void *crypto_create_tfm(struct crypto_alg *alg,
+ const struct crypto_type *frontend)
{
char *mem;
struct crypto_tfm *tfm = NULL;
@@ -488,9 +488,9 @@ out_free_tfm:
crypto_shoot_alg(alg);
kfree(mem);
out_err:
- tfm = ERR_PTR(err);
+ mem = ERR_PTR(err);
out:
- return tfm;
+ return mem;
}
EXPORT_SYMBOL_GPL(crypto_create_tfm);
@@ -514,12 +514,11 @@ EXPORT_SYMBOL_GPL(crypto_create_tfm);
*
* In case of error the return value is an error pointer.
*/
-struct crypto_tfm *crypto_alloc_tfm(const char *alg_name,
- const struct crypto_type *frontend,
- u32 type, u32 mask)
+void *crypto_alloc_tfm(const char *alg_name,
+ const struct crypto_type *frontend, u32 type, u32 mask)
{
struct crypto_alg *(*lookup)(const char *name, u32 type, u32 mask);
- struct crypto_tfm *tfm;
+ void *tfm;
int err;
type &= frontend->maskclear;
diff --git a/crypto/internal.h b/crypto/internal.h
index 3c19a27a756..fc76e1f37fc 100644
--- a/crypto/internal.h
+++ b/crypto/internal.h
@@ -109,8 +109,10 @@ void crypto_alg_tested(const char *name, int err);
void crypto_shoot_alg(struct crypto_alg *alg);
struct crypto_tfm *__crypto_alloc_tfm(struct crypto_alg *alg, u32 type,
u32 mask);
-struct crypto_tfm *crypto_create_tfm(struct crypto_alg *alg,
- const struct crypto_type *frontend);
+void *crypto_create_tfm(struct crypto_alg *alg,
+ const struct crypto_type *frontend);
+void *crypto_alloc_tfm(const char *alg_name,
+ const struct crypto_type *frontend, u32 type, u32 mask);
int crypto_register_instance(struct crypto_template *tmpl,
struct crypto_instance *inst);
diff --git a/crypto/shash.c b/crypto/shash.c
index 13a0dc150a4..7a659733f94 100644
--- a/crypto/shash.c
+++ b/crypto/shash.c
@@ -18,15 +18,10 @@
#include <linux/slab.h>
#include <linux/seq_file.h>
-static const struct crypto_type crypto_shash_type;
-
-static inline struct crypto_shash *__crypto_shash_cast(struct crypto_tfm *tfm)
-{
- return container_of(tfm, struct crypto_shash, base);
-}
-
#include "internal.h"
+static const struct crypto_type crypto_shash_type;
+
static int shash_setkey_unaligned(struct crypto_shash *tfm, const u8 *key,
unsigned int keylen)
{
@@ -282,8 +277,7 @@ static int crypto_init_shash_ops_async(struct crypto_tfm *tfm)
if (!crypto_mod_get(calg))
return -EAGAIN;
- shash = __crypto_shash_cast(crypto_create_tfm(
- calg, &crypto_shash_type));
+ shash = crypto_create_tfm(calg, &crypto_shash_type);
if (IS_ERR(shash)) {
crypto_mod_put(calg);
return PTR_ERR(shash);
@@ -391,8 +385,7 @@ static int crypto_init_shash_ops_compat(struct crypto_tfm *tfm)
if (!crypto_mod_get(calg))
return -EAGAIN;
- shash = __crypto_shash_cast(crypto_create_tfm(
- calg, &crypto_shash_type));
+ shash = crypto_create_tfm(calg, &crypto_shash_type);
if (IS_ERR(shash)) {
crypto_mod_put(calg);
return PTR_ERR(shash);
@@ -480,8 +473,7 @@ static const struct crypto_type crypto_shash_type = {
struct crypto_shash *crypto_alloc_shash(const char *alg_name, u32 type,
u32 mask)
{
- return __crypto_shash_cast(
- crypto_alloc_tfm(alg_name, &crypto_shash_type, type, mask));
+ return crypto_alloc_tfm(alg_name, &crypto_shash_type, type, mask);
}
EXPORT_SYMBOL_GPL(crypto_alloc_shash);
diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index 1f2e9020acc..29729b83438 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -548,9 +548,6 @@ struct crypto_attr_u32 {
* Transform user interface.
*/
-struct crypto_tfm *crypto_alloc_tfm(const char *alg_name,
- const struct crypto_type *frontend,
- u32 type, u32 mask);
struct crypto_tfm *crypto_alloc_base(const char *alg_name, u32 type, u32 mask);
void crypto_destroy_tfm(void *mem, struct crypto_tfm *tfm);