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authorJussi Kivilinna <jussi.kivilinna@mbnet.fi>2012-07-11 14:20:00 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2012-08-01 17:47:24 +0800
commit70a03bff6c3f9d2983f90b74e40b0769ceb4cbd7 (patch)
treede0e2248e5ac398ee64d9f537f42455fb0eef1f8
parent738206d325a936d048bb66b5e0c70e3b1a8692be (diff)
downloadlinux-70a03bff6c3f9d2983f90b74e40b0769ceb4cbd7.tar.gz
crypto: crypto_null - use crypto_[un]register_algs
Combine all crypto_alg to be registered and use new crypto_[un]register_algs functions. This simplifies init/exit code. Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-rw-r--r--crypto/crypto_null.c57
1 files changed, 18 insertions, 39 deletions
diff --git a/crypto/crypto_null.c b/crypto/crypto_null.c
index 07a8a96d46f..fee7265cd35 100644
--- a/crypto/crypto_null.c
+++ b/crypto/crypto_null.c
@@ -94,18 +94,6 @@ static int skcipher_null_crypt(struct blkcipher_desc *desc,
return err;
}
-static struct crypto_alg compress_null = {
- .cra_name = "compress_null",
- .cra_flags = CRYPTO_ALG_TYPE_COMPRESS,
- .cra_blocksize = NULL_BLOCK_SIZE,
- .cra_ctxsize = 0,
- .cra_module = THIS_MODULE,
- .cra_list = LIST_HEAD_INIT(compress_null.cra_list),
- .cra_u = { .compress = {
- .coa_compress = null_compress,
- .coa_decompress = null_compress } }
-};
-
static struct shash_alg digest_null = {
.digestsize = NULL_DIGEST_SIZE,
.setkey = null_hash_setkey,
@@ -122,22 +110,19 @@ static struct shash_alg digest_null = {
}
};
-static struct crypto_alg cipher_null = {
+static struct crypto_alg null_algs[3] = { {
.cra_name = "cipher_null",
.cra_flags = CRYPTO_ALG_TYPE_CIPHER,
.cra_blocksize = NULL_BLOCK_SIZE,
.cra_ctxsize = 0,
.cra_module = THIS_MODULE,
- .cra_list = LIST_HEAD_INIT(cipher_null.cra_list),
.cra_u = { .cipher = {
.cia_min_keysize = NULL_KEY_SIZE,
.cia_max_keysize = NULL_KEY_SIZE,
.cia_setkey = null_setkey,
.cia_encrypt = null_crypt,
.cia_decrypt = null_crypt } }
-};
-
-static struct crypto_alg skcipher_null = {
+}, {
.cra_name = "ecb(cipher_null)",
.cra_driver_name = "ecb-cipher_null",
.cra_priority = 100,
@@ -146,7 +131,6 @@ static struct crypto_alg skcipher_null = {
.cra_type = &crypto_blkcipher_type,
.cra_ctxsize = 0,
.cra_module = THIS_MODULE,
- .cra_list = LIST_HEAD_INIT(skcipher_null.cra_list),
.cra_u = { .blkcipher = {
.min_keysize = NULL_KEY_SIZE,
.max_keysize = NULL_KEY_SIZE,
@@ -154,7 +138,16 @@ static struct crypto_alg skcipher_null = {
.setkey = null_setkey,
.encrypt = skcipher_null_crypt,
.decrypt = skcipher_null_crypt } }
-};
+}, {
+ .cra_name = "compress_null",
+ .cra_flags = CRYPTO_ALG_TYPE_COMPRESS,
+ .cra_blocksize = NULL_BLOCK_SIZE,
+ .cra_ctxsize = 0,
+ .cra_module = THIS_MODULE,
+ .cra_u = { .compress = {
+ .coa_compress = null_compress,
+ .coa_decompress = null_compress } }
+} };
MODULE_ALIAS("compress_null");
MODULE_ALIAS("digest_null");
@@ -164,40 +157,26 @@ static int __init crypto_null_mod_init(void)
{
int ret = 0;
- ret = crypto_register_alg(&cipher_null);
+ ret = crypto_register_algs(null_algs, ARRAY_SIZE(null_algs));
if (ret < 0)
goto out;
- ret = crypto_register_alg(&skcipher_null);
- if (ret < 0)
- goto out_unregister_cipher;
-
ret = crypto_register_shash(&digest_null);
if (ret < 0)
- goto out_unregister_skcipher;
+ goto out_unregister_algs;
- ret = crypto_register_alg(&compress_null);
- if (ret < 0)
- goto out_unregister_digest;
+ return 0;
+out_unregister_algs:
+ crypto_unregister_algs(null_algs, ARRAY_SIZE(null_algs));
out:
return ret;
-
-out_unregister_digest:
- crypto_unregister_shash(&digest_null);
-out_unregister_skcipher:
- crypto_unregister_alg(&skcipher_null);
-out_unregister_cipher:
- crypto_unregister_alg(&cipher_null);
- goto out;
}
static void __exit crypto_null_mod_fini(void)
{
- crypto_unregister_alg(&compress_null);
crypto_unregister_shash(&digest_null);
- crypto_unregister_alg(&skcipher_null);
- crypto_unregister_alg(&cipher_null);
+ crypto_unregister_algs(null_algs, ARRAY_SIZE(null_algs));
}
module_init(crypto_null_mod_init);