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authorHerbert Xu <herbert@gondor.apana.org.au>2016-01-24 21:19:41 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2016-01-27 20:36:10 +0800
commit5d6ac29b9ebf27bb78ab1984371c672c5a975565 (patch)
treee2b58ab278d8ebf3c52eddb2cb69ea816005d815 /drivers/scsi/libiscsi_tcp.c
parent4a31340b36302d46207c6bb54d103d9fb568e916 (diff)
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iscsi_tcp: Use ahash
This patch replaces uses of the long obsolete hash interface with ahash. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Diffstat (limited to 'drivers/scsi/libiscsi_tcp.c')
-rw-r--r--drivers/scsi/libiscsi_tcp.c29
1 files changed, 17 insertions, 12 deletions
diff --git a/drivers/scsi/libiscsi_tcp.c b/drivers/scsi/libiscsi_tcp.c
index 60cb6dc3c6f0..63a1d69ff515 100644
--- a/drivers/scsi/libiscsi_tcp.c
+++ b/drivers/scsi/libiscsi_tcp.c
@@ -26,13 +26,13 @@
* Zhenyu Wang
*/
+#include <crypto/hash.h>
#include <linux/types.h>
#include <linux/list.h>
#include <linux/inet.h>
#include <linux/slab.h>
#include <linux/file.h>
#include <linux/blkdev.h>
-#include <linux/crypto.h>
#include <linux/delay.h>
#include <linux/kfifo.h>
#include <linux/scatterlist.h>
@@ -214,7 +214,8 @@ int iscsi_tcp_segment_done(struct iscsi_tcp_conn *tcp_conn,
} else
sg_init_one(&sg, segment->data + segment->copied,
copied);
- crypto_hash_update(segment->hash, &sg, copied);
+ ahash_request_set_crypt(segment->hash, &sg, NULL, copied);
+ crypto_ahash_update(segment->hash);
}
segment->copied += copied;
@@ -260,7 +261,9 @@ int iscsi_tcp_segment_done(struct iscsi_tcp_conn *tcp_conn,
* is completely handled in hdr done function.
*/
if (segment->hash) {
- crypto_hash_final(segment->hash, segment->digest);
+ ahash_request_set_crypt(segment->hash, NULL,
+ segment->digest, 0);
+ crypto_ahash_final(segment->hash);
iscsi_tcp_segment_splice_digest(segment,
recv ? segment->recv_digest : segment->digest);
return 0;
@@ -310,13 +313,14 @@ iscsi_tcp_segment_recv(struct iscsi_tcp_conn *tcp_conn,
}
inline void
-iscsi_tcp_dgst_header(struct hash_desc *hash, const void *hdr, size_t hdrlen,
- unsigned char digest[ISCSI_DIGEST_SIZE])
+iscsi_tcp_dgst_header(struct ahash_request *hash, const void *hdr,
+ size_t hdrlen, unsigned char digest[ISCSI_DIGEST_SIZE])
{
struct scatterlist sg;
sg_init_one(&sg, hdr, hdrlen);
- crypto_hash_digest(hash, &sg, hdrlen, digest);
+ ahash_request_set_crypt(hash, &sg, digest, hdrlen);
+ crypto_ahash_digest(hash);
}
EXPORT_SYMBOL_GPL(iscsi_tcp_dgst_header);
@@ -341,7 +345,7 @@ iscsi_tcp_dgst_verify(struct iscsi_tcp_conn *tcp_conn,
*/
static inline void
__iscsi_segment_init(struct iscsi_segment *segment, size_t size,
- iscsi_segment_done_fn_t *done, struct hash_desc *hash)
+ iscsi_segment_done_fn_t *done, struct ahash_request *hash)
{
memset(segment, 0, sizeof(*segment));
segment->total_size = size;
@@ -349,14 +353,14 @@ __iscsi_segment_init(struct iscsi_segment *segment, size_t size,
if (hash) {
segment->hash = hash;
- crypto_hash_init(hash);
+ crypto_ahash_init(hash);
}
}
inline void
iscsi_segment_init_linear(struct iscsi_segment *segment, void *data,
size_t size, iscsi_segment_done_fn_t *done,
- struct hash_desc *hash)
+ struct ahash_request *hash)
{
__iscsi_segment_init(segment, size, done, hash);
segment->data = data;
@@ -368,7 +372,8 @@ inline int
iscsi_segment_seek_sg(struct iscsi_segment *segment,
struct scatterlist *sg_list, unsigned int sg_count,
unsigned int offset, size_t size,
- iscsi_segment_done_fn_t *done, struct hash_desc *hash)
+ iscsi_segment_done_fn_t *done,
+ struct ahash_request *hash)
{
struct scatterlist *sg;
unsigned int i;
@@ -431,7 +436,7 @@ static void
iscsi_tcp_data_recv_prep(struct iscsi_tcp_conn *tcp_conn)
{
struct iscsi_conn *conn = tcp_conn->iscsi_conn;
- struct hash_desc *rx_hash = NULL;
+ struct ahash_request *rx_hash = NULL;
if (conn->datadgst_en &&
!(conn->session->tt->caps & CAP_DIGEST_OFFLOAD))
@@ -686,7 +691,7 @@ iscsi_tcp_hdr_dissect(struct iscsi_conn *conn, struct iscsi_hdr *hdr)
if (tcp_conn->in.datalen) {
struct iscsi_tcp_task *tcp_task = task->dd_data;
- struct hash_desc *rx_hash = NULL;
+ struct ahash_request *rx_hash = NULL;
struct scsi_data_buffer *sdb = scsi_in(task->sc);
/*