diff --git a/crypto/api.c b/crypto/api.c
index 56b6e0e..22385ca 100644
--- a/crypto/api.c
+++ b/crypto/api.c
@@ -453,8 +453,8 @@
 }
 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 @@
 		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 @@
  *
  *	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 3c19a27..fc76e1f 100644
--- a/crypto/internal.h
+++ b/crypto/internal.h
@@ -109,8 +109,10 @@
 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 13a0dc1..7a65973 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 @@
 	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 @@
 	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 @@
 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 1f2e902..29729b8 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -548,9 +548,6 @@
  * 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);