diff options
| author | Jussi Kivilinna <jussi.kivilinna@mbnet.fi> | 2012-07-11 14:20:15 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2012-08-01 17:47:25 +0800 |
| commit | 8fc229a51b0e10f4ceb794e8b99fa0a427a7ba41 (patch) | |
| tree | 1fbc95419d1e18ac21cc8fb28c6322aeddb31fe9 /crypto/ansi_cprng.c | |
| parent | bbc406b9d2de4182a4b2990efcd1754ae9e2c483 (diff) | |
crypto: ansi_cprng - 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.
Cc: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/ansi_cprng.c')
| -rw-r--r-- | crypto/ansi_cprng.c | 63 |
1 files changed, 23 insertions, 40 deletions
diff --git a/crypto/ansi_cprng.c b/crypto/ansi_cprng.c index 6ddd99e6114b..c0bb3778f1ae 100644 --- a/crypto/ansi_cprng.c +++ b/crypto/ansi_cprng.c @@ -382,26 +382,6 @@ static int cprng_reset(struct crypto_rng *tfm, u8 *seed, unsigned int slen) return 0; } -static struct crypto_alg rng_alg = { - .cra_name = "stdrng", - .cra_driver_name = "ansi_cprng", - .cra_priority = 100, - .cra_flags = CRYPTO_ALG_TYPE_RNG, - .cra_ctxsize = sizeof(struct prng_context), - .cra_type = &crypto_rng_type, - .cra_module = THIS_MODULE, - .cra_list = LIST_HEAD_INIT(rng_alg.cra_list), - .cra_init = cprng_init, - .cra_exit = cprng_exit, - .cra_u = { - .rng = { - .rng_make_random = cprng_get_random, - .rng_reset = cprng_reset, - .seedsize = DEFAULT_PRNG_KSZ + 2*DEFAULT_BLK_SZ, - } - } -}; - #ifdef CONFIG_CRYPTO_FIPS static int fips_cprng_get_random(struct crypto_rng *tfm, u8 *rdata, unsigned int dlen) @@ -438,8 +418,27 @@ static int fips_cprng_reset(struct crypto_rng *tfm, u8 *seed, unsigned int slen) out: return rc; } +#endif -static struct crypto_alg fips_rng_alg = { +static struct crypto_alg rng_algs[] = { { + .cra_name = "stdrng", + .cra_driver_name = "ansi_cprng", + .cra_priority = 100, + .cra_flags = CRYPTO_ALG_TYPE_RNG, + .cra_ctxsize = sizeof(struct prng_context), + .cra_type = &crypto_rng_type, + .cra_module = THIS_MODULE, + .cra_init = cprng_init, + .cra_exit = cprng_exit, + .cra_u = { + .rng = { + .rng_make_random = cprng_get_random, + .rng_reset = cprng_reset, + .seedsize = DEFAULT_PRNG_KSZ + 2*DEFAULT_BLK_SZ, + } + } +#ifdef CONFIG_CRYPTO_FIPS +}, { .cra_name = "fips(ansi_cprng)", .cra_driver_name = "fips_ansi_cprng", .cra_priority = 300, @@ -447,7 +446,6 @@ static struct crypto_alg fips_rng_alg = { .cra_ctxsize = sizeof(struct prng_context), .cra_type = &crypto_rng_type, .cra_module = THIS_MODULE, - .cra_list = LIST_HEAD_INIT(rng_alg.cra_list), .cra_init = cprng_init, .cra_exit = cprng_exit, .cra_u = { @@ -457,33 +455,18 @@ static struct crypto_alg fips_rng_alg = { .seedsize = DEFAULT_PRNG_KSZ + 2*DEFAULT_BLK_SZ, } } -}; #endif +} }; /* Module initalization */ static int __init prng_mod_init(void) { - int rc = 0; - - rc = crypto_register_alg(&rng_alg); -#ifdef CONFIG_CRYPTO_FIPS - if (rc) - goto out; - - rc = crypto_register_alg(&fips_rng_alg); - -out: -#endif - return rc; + return crypto_register_algs(rng_algs, ARRAY_SIZE(rng_algs)); } static void __exit prng_mod_fini(void) { - crypto_unregister_alg(&rng_alg); -#ifdef CONFIG_CRYPTO_FIPS - crypto_unregister_alg(&fips_rng_alg); -#endif - return; + crypto_unregister_algs(rng_algs, ARRAY_SIZE(rng_algs)); } MODULE_LICENSE("GPL"); |