[CRYPTO] digest: Add alignment handling

Some hash modules load/store data words directly.  The digest layer
should pass properly aligned buffer to update()/final() method.  This
patch also add cra_alignmask to some hash modules.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 3 insertions, 0 deletions

diff --git a/crypto/tgr192.c b/crypto/tgr192.c
index 2d8e44f6fbe9..1eae1bb7e495 100644
--- a/crypto/tgr192.c
+++ b/crypto/tgr192.c
@@ -627,6 +627,7 @@ static struct crypto_alg tgr192 = {
         .cra_blocksize = TGR192_BLOCK_SIZE,
         .cra_ctxsize = sizeof(struct tgr192_ctx),
         .cra_module = THIS_MODULE,
+        .cra_alignmask = 7,
         .cra_list = LIST_HEAD_INIT(tgr192.cra_list),
         .cra_u = {.digest = {
                              .dia_digestsize = TGR192_DIGEST_SIZE,
@@ -641,6 +642,7 @@ static struct crypto_alg tgr160 = {
         .cra_blocksize = TGR192_BLOCK_SIZE,
         .cra_ctxsize = sizeof(struct tgr192_ctx),
         .cra_module = THIS_MODULE,
+        .cra_alignmask = 7,
         .cra_list = LIST_HEAD_INIT(tgr160.cra_list),
         .cra_u = {.digest = {
                              .dia_digestsize = TGR160_DIGEST_SIZE,
@@ -655,6 +657,7 @@ static struct crypto_alg tgr128 = {
         .cra_blocksize = TGR192_BLOCK_SIZE,
         .cra_ctxsize = sizeof(struct tgr192_ctx),
         .cra_module = THIS_MODULE,
+        .cra_alignmask = 7,
         .cra_list = LIST_HEAD_INIT(tgr128.cra_list),
         .cra_u = {.digest = {
                              .dia_digestsize = TGR128_DIGEST_SIZE,