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| author | Herbert Xu <herbert@gondor.apana.org.au> | 2009-07-15 21:16:05 +0800 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2009-07-15 21:16:05 +0800 |
| commit | fa64966473830219fe74952029ddb0e981a87749 (patch) | |
| tree | faabb5f9b644f00f41d22bf6aa9bb9608e247720 /include/crypto | |
| parent | a70c522520d967844c01fa01459edc698fc54544 (diff) | |
| download | lwn-fa64966473830219fe74952029ddb0e981a87749.tar.gz lwn-fa64966473830219fe74952029ddb0e981a87749.zip | |
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 <herbert@gondor.apana.org.au>
Diffstat (limited to 'include/crypto')
| -rw-r--r-- | include/crypto/hash.h | 3 |
1 files changed, 2 insertions, 1 deletions
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; |