[CRYPTO] users: Fix up scatterlist conversion errors

This patch fixes the errors made in the users of the crypto layer during
the sg_init_table conversion.  It also adds a few conversions that were
missing altogether.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>

4 files changed, 14 insertions, 7 deletions

diff --git a/drivers/crypto/padlock-sha.c b/drivers/crypto/padlock-sha.c
index 4e8de162fc1..c666b4e0933 100644
--- a/drivers/crypto/padlock-sha.c
+++ b/drivers/crypto/padlock-sha.c
@@ -55,7 +55,7 @@ static void padlock_sha_bypass(struct crypto_tfm *tfm)
 	if (ctx(tfm)->data && ctx(tfm)->used) {
 		struct scatterlist sg;
 
-		sg_set_buf(&sg, ctx(tfm)->data, ctx(tfm)->used);
+		sg_init_one(&sg, ctx(tfm)->data, ctx(tfm)->used);
 		crypto_hash_update(&ctx(tfm)->fallback, &sg, sg.length);
 	}
 
@@ -79,7 +79,7 @@ static void padlock_sha_update(struct crypto_tfm *tfm,
 
 	if (unlikely(ctx(tfm)->bypass)) {
 		struct scatterlist sg;
-		sg_set_buf(&sg, (uint8_t *)data, length);
+		sg_init_one(&sg, (uint8_t *)data, length);
 		crypto_hash_update(&ctx(tfm)->fallback, &sg, length);
 		return;
 	}
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index 1c159ac68c9..28c6ae095c5 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -168,7 +168,7 @@ static int crypt_iv_essiv_ctr(struct crypt_config *cc, struct dm_target *ti,
 		return -ENOMEM;
 	}
 
-	sg_set_buf(&sg, cc->key, cc->key_size);
+	sg_init_one(&sg, cc->key, cc->key_size);
 	desc.tfm = hash_tfm;
 	desc.flags = CRYPTO_TFM_REQ_MAY_SLEEP;
 	err = crypto_hash_digest(&desc, &sg, cc->key_size, salt);
diff --git a/drivers/net/ppp_mppe.c b/drivers/net/ppp_mppe.c
index bcb0885011c..b35d7944950 100644
--- a/drivers/net/ppp_mppe.c
+++ b/drivers/net/ppp_mppe.c
@@ -68,7 +68,7 @@ MODULE_VERSION("1.0.2");
 static unsigned int
 setup_sg(struct scatterlist *sg, const void *address, unsigned int length)
 {
-	sg_init_one(sg, address, length);
+	sg_set_buf(sg, address, length);
 	return length;
 }
 
@@ -140,6 +140,8 @@ static void get_new_key_from_sha(struct ppp_mppe_state * state)
 	struct scatterlist sg[4];
 	unsigned int nbytes;
 
+	sg_init_table(sg, 4);
+
 	nbytes = setup_sg(&sg[0], state->master_key, state->keylen);
 	nbytes += setup_sg(&sg[1], sha_pad->sha_pad1,
 			   sizeof(sha_pad->sha_pad1));
@@ -166,6 +168,8 @@ static void mppe_rekey(struct ppp_mppe_state * state, int initial_key)
 	if (!initial_key) {
 		crypto_blkcipher_setkey(state->arc4, state->sha1_digest,
 					state->keylen);
+		sg_init_table(sg_in, 1);
+		sg_init_table(sg_out, 1);
 		setup_sg(sg_in, state->sha1_digest, state->keylen);
 		setup_sg(sg_out, state->session_key, state->keylen);
 		if (crypto_blkcipher_encrypt(&desc, sg_out, sg_in,
@@ -421,6 +425,8 @@ mppe_compress(void *arg, unsigned char *ibuf, unsigned char *obuf,
 	isize -= 2;
 
 	/* Encrypt packet */
+	sg_init_table(sg_in, 1);
+	sg_init_table(sg_out, 1);
 	setup_sg(sg_in, ibuf, isize);
 	setup_sg(sg_out, obuf, osize);
 	if (crypto_blkcipher_encrypt(&desc, sg_out, sg_in, isize) != 0) {
@@ -608,6 +614,8 @@ mppe_decompress(void *arg, unsigned char *ibuf, int isize, unsigned char *obuf,
 	 * Decrypt the first byte in order to check if it is
 	 * a compressed or uncompressed protocol field.
 	 */
+	sg_init_table(sg_in, 1);
+	sg_init_table(sg_out, 1);
 	setup_sg(sg_in, ibuf, 1);
 	setup_sg(sg_out, obuf, 1);
 	if (crypto_blkcipher_decrypt(&desc, sg_out, sg_in, 1) != 0) {
diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c
index 097a136398c..4bcf916c21a 100644
--- a/drivers/scsi/iscsi_tcp.c
+++ b/drivers/scsi/iscsi_tcp.c
@@ -674,9 +674,8 @@ partial_sg_digest_update(struct hash_desc *desc, struct scatterlist *sg,
 {
 	struct scatterlist temp;
 
-	memcpy(&temp, sg, sizeof(struct scatterlist));
-	temp.offset = offset;
-	temp.length = length;
+	sg_init_table(&temp, 1);
+	sg_set_page(&temp, sg_page(sg), length, offset);
 	crypto_hash_update(desc, &temp, length);
 }