1 files changed, 10 insertions, 9 deletions

diff --git a/crypto/sha256.c b/crypto/sha256.c
index 9d5ef674d6a9..bc71d85a7d02 100644
--- a/crypto/sha256.c
+++ b/crypto/sha256.c
@@ -230,9 +230,9 @@ static void sha256_transform(u32 *state, const u8 *input)
         memset(W, 0, 64 * sizeof(u32));
 }
 
-static void sha256_init(void *ctx)
+static void sha256_init(struct crypto_tfm *tfm)
 {
-        struct sha256_ctx *sctx = ctx;
+        struct sha256_ctx *sctx = crypto_tfm_ctx(tfm);
         sctx->state[0] = H0;
         sctx->state[1] = H1;
         sctx->state[2] = H2;
@@ -242,12 +242,12 @@ static void sha256_init(void *ctx)
         sctx->state[6] = H6;
         sctx->state[7] = H7;
         sctx->count[0] = sctx->count[1] = 0;
-        memset(sctx->buf, 0, sizeof(sctx->buf));
 }
 
-static void sha256_update(void *ctx, const u8 *data, unsigned int len)
+static void sha256_update(struct crypto_tfm *tfm, const u8 *data,
+                          unsigned int len)
 {
-        struct sha256_ctx *sctx = ctx;
+        struct sha256_ctx *sctx = crypto_tfm_ctx(tfm);
         unsigned int i, index, part_len;
 
         /* Compute number of bytes mod 128 */
@@ -277,9 +277,9 @@ static void sha256_update(void *ctx, const u8 *data, unsigned int len)
         memcpy(&sctx->buf[index], &data[i], len-i);
 }
 
-static void sha256_final(void* ctx, u8 *out)
+static void sha256_final(struct crypto_tfm *tfm, u8 *out)
 {
-        struct sha256_ctx *sctx = ctx;
+        struct sha256_ctx *sctx = crypto_tfm_ctx(tfm);
         __be32 *dst = (__be32 *)out;
         __be32 bits[2];
         unsigned int index, pad_len;
@@ -293,10 +293,10 @@ static void sha256_final(void* ctx, u8 *out)
         /* Pad out to 56 mod 64. */
         index = (sctx->count[0] >> 3) & 0x3f;
         pad_len = (index < 56) ? (56 - index) : ((64+56) - index);
-        sha256_update(sctx, padding, pad_len);
+        sha256_update(tfm, padding, pad_len);
 
         /* Append length (before padding) */
-        sha256_update(sctx, (const u8 *)bits, sizeof(bits));
+        sha256_update(tfm, (const u8 *)bits, sizeof(bits));
 
         /* Store state in digest */
         for (i = 0; i < 8; i++)
@@ -313,6 +313,7 @@ static struct crypto_alg alg = {
         .cra_blocksize  =       SHA256_HMAC_BLOCK_SIZE,
         .cra_ctxsize    =       sizeof(struct sha256_ctx),
         .cra_module     =       THIS_MODULE,
+        .cra_alignmask  =       3,
         .cra_list       =       LIST_HEAD_INIT(alg.cra_list),
         .cra_u          =       { .digest = {
         .dia_digestsize =       SHA256_DIGEST_SIZE,