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authorHerbert Xu <herbert@gondor.apana.org.au>2008-08-31 16:21:09 +0400
committerHerbert Xu <herbert@gondor.apana.org.au>2008-12-25 03:01:33 +0300
commit5f7082ed4f482f05db01d84dbf58190492ebf0ad (patch)
tree34ac4dd0811731457dca0f4bcc440fafc93e517b /crypto/hmac.c
parent67cd080c5070b4f17520c1385f7684206f4987b3 (diff)
downloadlinux-5f7082ed4f482f05db01d84dbf58190492ebf0ad.tar.xz
crypto: hash - Export shash through hash
This patch allows shash algorithms to be used through the old hash interface. This is a transitional measure so we can convert the underlying algorithms to shash before converting the users across. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/hmac.c')
-rw-r--r--crypto/hmac.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/crypto/hmac.c b/crypto/hmac.c
index 7ff2d6a8c7d0..0ad39c374963 100644
--- a/crypto/hmac.c
+++ b/crypto/hmac.c
@@ -16,7 +16,7 @@
*
*/
-#include <crypto/algapi.h>
+#include <crypto/internal/hash.h>
#include <crypto/scatterwalk.h>
#include <linux/err.h>
#include <linux/init.h>
@@ -238,9 +238,11 @@ static struct crypto_instance *hmac_alloc(struct rtattr **tb)
return ERR_CAST(alg);
inst = ERR_PTR(-EINVAL);
- ds = (alg->cra_flags & CRYPTO_ALG_TYPE_MASK) ==
- CRYPTO_ALG_TYPE_HASH ? alg->cra_hash.digestsize :
- alg->cra_digest.dia_digestsize;
+ ds = alg->cra_type == &crypto_hash_type ?
+ alg->cra_hash.digestsize :
+ alg->cra_type ?
+ __crypto_shash_alg(alg)->digestsize :
+ alg->cra_digest.dia_digestsize;
if (ds > alg->cra_blocksize)
goto out_put_alg;