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-rw-r--r--crypto/simd.c76
1 files changed, 15 insertions, 61 deletions
diff --git a/crypto/simd.c b/crypto/simd.c
index 2aa4f72e224f..b07721d1f3f6 100644
--- a/crypto/simd.c
+++ b/crypto/simd.c
@@ -136,27 +136,19 @@ static int simd_skcipher_init(struct crypto_skcipher *tfm)
return 0;
}
-struct simd_skcipher_alg *simd_skcipher_create_compat(const char *algname,
+struct simd_skcipher_alg *simd_skcipher_create_compat(struct skcipher_alg *ialg,
+ const char *algname,
const char *drvname,
const char *basename)
{
struct simd_skcipher_alg *salg;
- struct crypto_skcipher *tfm;
- struct skcipher_alg *ialg;
struct skcipher_alg *alg;
int err;
- tfm = crypto_alloc_skcipher(basename, CRYPTO_ALG_INTERNAL,
- CRYPTO_ALG_INTERNAL | CRYPTO_ALG_ASYNC);
- if (IS_ERR(tfm))
- return ERR_CAST(tfm);
-
- ialg = crypto_skcipher_alg(tfm);
-
salg = kzalloc(sizeof(*salg), GFP_KERNEL);
if (!salg) {
salg = ERR_PTR(-ENOMEM);
- goto out_put_tfm;
+ goto out;
}
salg->ialg_name = basename;
@@ -195,30 +187,16 @@ struct simd_skcipher_alg *simd_skcipher_create_compat(const char *algname,
if (err)
goto out_free_salg;
-out_put_tfm:
- crypto_free_skcipher(tfm);
+out:
return salg;
out_free_salg:
kfree(salg);
salg = ERR_PTR(err);
- goto out_put_tfm;
+ goto out;
}
EXPORT_SYMBOL_GPL(simd_skcipher_create_compat);
-struct simd_skcipher_alg *simd_skcipher_create(const char *algname,
- const char *basename)
-{
- char drvname[CRYPTO_MAX_ALG_NAME];
-
- if (snprintf(drvname, CRYPTO_MAX_ALG_NAME, "simd-%s", basename) >=
- CRYPTO_MAX_ALG_NAME)
- return ERR_PTR(-ENAMETOOLONG);
-
- return simd_skcipher_create_compat(algname, drvname, basename);
-}
-EXPORT_SYMBOL_GPL(simd_skcipher_create);
-
void simd_skcipher_free(struct simd_skcipher_alg *salg)
{
crypto_unregister_skcipher(&salg->alg);
@@ -246,7 +224,7 @@ int simd_register_skciphers_compat(struct skcipher_alg *algs, int count,
algname = algs[i].base.cra_name + 2;
drvname = algs[i].base.cra_driver_name + 2;
basename = algs[i].base.cra_driver_name;
- simd = simd_skcipher_create_compat(algname, drvname, basename);
+ simd = simd_skcipher_create_compat(algs + i, algname, drvname, basename);
err = PTR_ERR(simd);
if (IS_ERR(simd))
goto err_unregister;
@@ -383,27 +361,19 @@ static int simd_aead_init(struct crypto_aead *tfm)
return 0;
}
-struct simd_aead_alg *simd_aead_create_compat(const char *algname,
- const char *drvname,
- const char *basename)
+static struct simd_aead_alg *simd_aead_create_compat(struct aead_alg *ialg,
+ const char *algname,
+ const char *drvname,
+ const char *basename)
{
struct simd_aead_alg *salg;
- struct crypto_aead *tfm;
- struct aead_alg *ialg;
struct aead_alg *alg;
int err;
- tfm = crypto_alloc_aead(basename, CRYPTO_ALG_INTERNAL,
- CRYPTO_ALG_INTERNAL | CRYPTO_ALG_ASYNC);
- if (IS_ERR(tfm))
- return ERR_CAST(tfm);
-
- ialg = crypto_aead_alg(tfm);
-
salg = kzalloc(sizeof(*salg), GFP_KERNEL);
if (!salg) {
salg = ERR_PTR(-ENOMEM);
- goto out_put_tfm;
+ goto out;
}
salg->ialg_name = basename;
@@ -442,36 +412,20 @@ struct simd_aead_alg *simd_aead_create_compat(const char *algname,
if (err)
goto out_free_salg;
-out_put_tfm:
- crypto_free_aead(tfm);
+out:
return salg;
out_free_salg:
kfree(salg);
salg = ERR_PTR(err);
- goto out_put_tfm;
-}
-EXPORT_SYMBOL_GPL(simd_aead_create_compat);
-
-struct simd_aead_alg *simd_aead_create(const char *algname,
- const char *basename)
-{
- char drvname[CRYPTO_MAX_ALG_NAME];
-
- if (snprintf(drvname, CRYPTO_MAX_ALG_NAME, "simd-%s", basename) >=
- CRYPTO_MAX_ALG_NAME)
- return ERR_PTR(-ENAMETOOLONG);
-
- return simd_aead_create_compat(algname, drvname, basename);
+ goto out;
}
-EXPORT_SYMBOL_GPL(simd_aead_create);
-void simd_aead_free(struct simd_aead_alg *salg)
+static void simd_aead_free(struct simd_aead_alg *salg)
{
crypto_unregister_aead(&salg->alg);
kfree(salg);
}
-EXPORT_SYMBOL_GPL(simd_aead_free);
int simd_register_aeads_compat(struct aead_alg *algs, int count,
struct simd_aead_alg **simd_algs)
@@ -493,7 +447,7 @@ int simd_register_aeads_compat(struct aead_alg *algs, int count,
algname = algs[i].base.cra_name + 2;
drvname = algs[i].base.cra_driver_name + 2;
basename = algs[i].base.cra_driver_name;
- simd = simd_aead_create_compat(algname, drvname, basename);
+ simd = simd_aead_create_compat(algs + i, algname, drvname, basename);
err = PTR_ERR(simd);
if (IS_ERR(simd))
goto err_unregister;