X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=crypto%2Fhmac.c;h=a1d016a50e7debd10f6b7030f44d598b6eccedb3;hb=cc842b82cc513ebc78bef6eeaacb5f6335851bcb;hp=e4eb6ac53b5c0b68e01643ce0ec2be97bca35939;hpb=43cd73658d8077ee6899b0b5029aad0cba1e9f92;p=linux-2.6-omap-h63xx.git

diff --git a/crypto/hmac.c b/crypto/hmac.c
index e4eb6ac53b5..a1d016a50e7 100644
--- a/crypto/hmac.c
+++ b/crypto/hmac.c
@@ -17,6 +17,7 @@
  */
 
 #include <crypto/algapi.h>
+#include <crypto/scatterwalk.h>
 #include <linux/err.h>
 #include <linux/init.h>
 #include <linux/kernel.h>
@@ -61,7 +62,7 @@ static int hmac_setkey(struct crypto_hash *parent,
 		desc.tfm = tfm;
 		desc.flags = crypto_hash_get_flags(parent);
 		desc.flags &= CRYPTO_TFM_REQ_MAY_SLEEP;
-		sg_set_buf(&tmp, inkey, keylen);
+		sg_init_one(&tmp, inkey, keylen);
 
 		err = crypto_hash_digest(&desc, &tmp, keylen, digest);
 		if (err)
@@ -96,7 +97,7 @@ static int hmac_init(struct hash_desc *pdesc)
 
 	desc.tfm = ctx->child;
 	desc.flags = pdesc->flags & CRYPTO_TFM_REQ_MAY_SLEEP;
-	sg_set_buf(&tmp, ipad, bs);
+	sg_init_one(&tmp, ipad, bs);
 
 	err = crypto_hash_init(&desc);
 	if (unlikely(err))
@@ -131,7 +132,7 @@ static int hmac_final(struct hash_desc *pdesc, u8 *out)
 
 	desc.tfm = ctx->child;
 	desc.flags = pdesc->flags & CRYPTO_TFM_REQ_MAY_SLEEP;
-	sg_set_buf(&tmp, opad, bs + ds);
+	sg_init_one(&tmp, opad, bs + ds);
 
 	err = crypto_hash_final(&desc, digest);
 	if (unlikely(err))
@@ -158,10 +159,11 @@ static int hmac_digest(struct hash_desc *pdesc, struct scatterlist *sg,
 	desc.tfm = ctx->child;
 	desc.flags = pdesc->flags & CRYPTO_TFM_REQ_MAY_SLEEP;
 
+	sg_init_table(sg1, 2);
 	sg_set_buf(sg1, ipad, bs);
+	scatterwalk_sg_chain(sg1, 2, sg);
 
-	sg_set_page(&sg[1], (void *) sg);
-	sg1[1].length = 0;
+	sg_init_table(sg2, 1);
 	sg_set_buf(sg2, opad, bs + ds);
 
 	err = crypto_hash_digest(&desc, sg1, nbytes + bs, digest);