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author | Kamil Konieczny <k.konieczny@partner.samsung.com> | 2018-01-18 19:34:04 +0100 |
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committer | Herbert Xu <herbert@gondor.apana.org.au> | 2018-02-15 16:24:59 +0100 |
commit | 6f221f7e864bcee69b69a49ae0c43465e8633297 (patch) | |
tree | 40e735e33391033bfd833bbdbfdf7e6be804a86c /crypto/ahash.c | |
parent | crypto: bfin_crc - Add empty hash export and import (diff) | |
download | linux-6f221f7e864bcee69b69a49ae0c43465e8633297.tar.xz linux-6f221f7e864bcee69b69a49ae0c43465e8633297.zip |
crypto: hash - Require export/import in ahash
Export and import are mandatory in async hash. As drivers were
rewritten, drop empty wrappers and correct init of ahash transformation.
Signed-off-by: Kamil Konieczny <k.konieczny@partner.samsung.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/ahash.c')
-rw-r--r-- | crypto/ahash.c | 18 |
1 files changed, 2 insertions, 16 deletions
diff --git a/crypto/ahash.c b/crypto/ahash.c index 266fc1d64f61..f732dd9dedf9 100644 --- a/crypto/ahash.c +++ b/crypto/ahash.c @@ -446,24 +446,12 @@ static int ahash_def_finup(struct ahash_request *req) return ahash_def_finup_finish1(req, err); } -static int ahash_no_export(struct ahash_request *req, void *out) -{ - return -ENOSYS; -} - -static int ahash_no_import(struct ahash_request *req, const void *in) -{ - return -ENOSYS; -} - static int crypto_ahash_init_tfm(struct crypto_tfm *tfm) { struct crypto_ahash *hash = __crypto_ahash_cast(tfm); struct ahash_alg *alg = crypto_ahash_alg(hash); hash->setkey = ahash_nosetkey; - hash->export = ahash_no_export; - hash->import = ahash_no_import; if (tfm->__crt_alg->cra_type != &crypto_ahash_type) return crypto_init_shash_ops_async(tfm); @@ -473,16 +461,14 @@ static int crypto_ahash_init_tfm(struct crypto_tfm *tfm) hash->final = alg->final; hash->finup = alg->finup ?: ahash_def_finup; hash->digest = alg->digest; + hash->export = alg->export; + hash->import = alg->import; if (alg->setkey) { hash->setkey = alg->setkey; if (!(alg->halg.base.cra_flags & CRYPTO_ALG_OPTIONAL_KEY)) crypto_ahash_set_flags(hash, CRYPTO_TFM_NEED_KEY); } - if (alg->export) - hash->export = alg->export; - if (alg->import) - hash->import = alg->import; return 0; } |