[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/des.c b/crypto/des.c
index dae42981012c..7bb548653dc6 100644
--- a/crypto/des.c
+++ b/crypto/des.c
@@ -949,6 +949,7 @@ static struct crypto_alg des_alg = {
         .cra_blocksize          =       DES_BLOCK_SIZE,
         .cra_ctxsize            =       sizeof(struct des_ctx),
         .cra_module             =       THIS_MODULE,
+        .cra_alignmask          =       3,
         .cra_list               =       LIST_HEAD_INIT(des_alg.cra_list),
         .cra_u                  =       { .cipher = {
         .cia_min_keysize        =       DES_KEY_SIZE,