diff options
| author | Herbert Xu <herbert@gondor.apana.org.au> | 2006-12-17 10:05:58 +1100 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2007-02-07 09:21:01 +1100 |
| commit | 2e306ee016fd4750289e65c3b1856db569f1f3f2 (patch) | |
| tree | 53ace6081967c640f052d53397250657af855c25 /crypto/hmac.c | |
| parent | f1ddcaf3393b7a3871809b97fae90fac841a1f39 (diff) | |
| download | lwn-2e306ee016fd4750289e65c3b1856db569f1f3f2.tar.gz lwn-2e306ee016fd4750289e65c3b1856db569f1f3f2.zip | |
[CRYPTO] api: Add type-safe spawns
This patch allows spawns of specific types (e.g., cipher) to be allocated.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/hmac.c')
| -rw-r--r-- | crypto/hmac.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/crypto/hmac.c b/crypto/hmac.c index b521bcd2b2c6..44187c5ee593 100644 --- a/crypto/hmac.c +++ b/crypto/hmac.c @@ -172,15 +172,16 @@ static int hmac_digest(struct hash_desc *pdesc, struct scatterlist *sg, static int hmac_init_tfm(struct crypto_tfm *tfm) { + struct crypto_hash *hash; struct crypto_instance *inst = (void *)tfm->__crt_alg; struct crypto_spawn *spawn = crypto_instance_ctx(inst); struct hmac_ctx *ctx = hmac_ctx(__crypto_hash_cast(tfm)); - tfm = crypto_spawn_tfm(spawn); - if (IS_ERR(tfm)) - return PTR_ERR(tfm); + hash = crypto_spawn_hash(spawn); + if (IS_ERR(hash)) + return PTR_ERR(hash); - ctx->child = crypto_hash_cast(tfm); + ctx->child = hash; return 0; } |