crypto: hash - Fix digest size check for digest type

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Hi:

The new crypto testing stuff I've been working on has revealed
a harmless regression in crc32c when the old algorithm is used
through the new interface (which can't happen in practice).

commit e3698cd1602280dad00eb134a1803291c6b56407
Author: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Date:   Sun Aug 3 21:19:43 2008 +0800

    crypto: hash - Fix digest size check for digest type
    
    The changeset ca786dc738f4f583b57b1bba7a335b5e8233f4b0
    
    	crypto: hash - Fixed digest size check
    
    missed one spot for the digest type.  This patch corrects that
    error.
    
    Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>

diff --git a/crypto/digest.c b/crypto/digest.c
index ac09194..5d3f130 100644
--- a/crypto/digest.c
+++ b/crypto/digest.c
@@ -225,7 +225,7 @@ int crypto_init_digest_ops_async(struct crypto_tfm *tfm)
 	struct ahash_tfm  *crt  = &tfm->crt_ahash;
 	struct digest_alg *dalg = &tfm->__crt_alg->cra_digest;
 
-	if (dalg->dia_digestsize > crypto_tfm_alg_blocksize(tfm))
+	if (dalg->dia_digestsize > PAGE_SIZE / 8)
 		return -EINVAL;
 
 	crt->init       = digest_async_init;

Cheers,
-- 
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
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