From: Herbert Xu Date: Wed, 15 Jul 2009 13:16:05 +0000 (+0800) Subject: crypto: shash - Fix digest size offset X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=fa64966473830219fe74952029ddb0e981a87749;p=deliverable%2Flinux.git crypto: shash - Fix digest size offset When an shash algorithm is exported as ahash, ahash will access its digest size through hash_alg_common. That's why the shash layout needs to match hash_alg_common. This wasn't the case because the alignment weren't identical. This patch fixes the problem. Signed-off-by: Herbert Xu --- diff --git a/include/crypto/hash.h b/include/crypto/hash.h index 3e89ce16b59c..26cb1eb16f4c 100644 --- a/include/crypto/hash.h +++ b/include/crypto/hash.h @@ -75,7 +75,8 @@ struct shash_alg { unsigned int descsize; /* These fields must match hash_alg_common. */ - unsigned int digestsize; + unsigned int digestsize + __attribute__ ((aligned(__alignof__(struct hash_alg_common)))); unsigned int statesize; struct crypto_alg base;