X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=crypto%2Fhmac.c;h=b60c3c7aa320ba08548c050f4fc05d231321de61;hb=399f486286f44d55c4fff0e9cc5d712f2b443489;hp=e3f5c0f3e2f74ce2465b762e0aad594c833dbb8b;hpb=4bc3e17cce5662092703b02ee7b030047b1c99b3;p=linux-2.6

diff --git a/crypto/hmac.c b/crypto/hmac.c
index e3f5c0f3e2..b60c3c7aa3 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))
@@ -160,7 +161,7 @@ static int hmac_digest(struct hash_desc *pdesc, struct scatterlist *sg,
 
 	sg_init_table(sg1, 2);
 	sg_set_buf(sg1, ipad, bs);
-	sg_set_page(&sg1[1], (void *) sg, 0, 0);
+	scatterwalk_sg_chain(sg1, 2, sg);
 
 	sg_init_table(sg2, 1);
 	sg_set_buf(sg2, opad, bs + ds);
@@ -212,7 +213,7 @@ static struct crypto_instance *hmac_alloc(struct rtattr **tb)
 	alg = crypto_get_attr_alg(tb, CRYPTO_ALG_TYPE_HASH,
 				  CRYPTO_ALG_TYPE_HASH_MASK);
 	if (IS_ERR(alg))
-		return ERR_PTR(PTR_ERR(alg));
+		return ERR_CAST(alg);
 
 	inst = crypto_alloc_instance("hmac", alg);
 	if (IS_ERR(inst))