[CRYPTO] cipher: Set alignmask for multi-byte loads

Many cipher implementations use 4-byte/8-byte loads/stores which require
alignment on some architectures.  This patch explicitly sets the alignment
requirements for them.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 1 insertions, 0 deletions

diff --git a/crypto/aes.c b/crypto/aes.c
index b9b2afb42792..0a6a5c143686 100644
--- a/crypto/aes.c
+++ b/crypto/aes.c
@@ -423,6 +423,7 @@ static struct crypto_alg aes_alg = {
         .cra_flags              =       CRYPTO_ALG_TYPE_CIPHER,
         .cra_blocksize          =       AES_BLOCK_SIZE,
         .cra_ctxsize            =       sizeof(struct aes_ctx),
+        .cra_alignmask          =       3,
         .cra_module             =       THIS_MODULE,
         .cra_list               =       LIST_HEAD_INIT(aes_alg.cra_list),
         .cra_u                  =       {