This also makes the dummy scatterlist in mv_hash_final() needless, so
drop it.
XXX: should this routine be made pulicly available? There are probably
other users with their own implementations.
Signed-off-by: Phil Sutter <phil.sutter@xxxxxxxxxxxx>
---
drivers/crypto/mv_cesa.c | 8 ++------
1 files changed, 2 insertions(+), 6 deletions(-)
diff --git a/drivers/crypto/mv_cesa.c b/drivers/crypto/mv_cesa.c
index d704ed0..3cf303e 100644
--- a/drivers/crypto/mv_cesa.c
+++ b/drivers/crypto/mv_cesa.c
@@ -133,7 +133,6 @@ struct mv_req_hash_ctx {
int extra_bytes; /* unprocessed bytes in buffer */
enum hash_op op;
int count_add;
- struct scatterlist dummysg;
};
static void compute_aes_dec_key(struct mv_ctx *ctx)
@@ -482,7 +481,7 @@ static int count_sgs(struct scatterlist *sl, unsigned int total_bytes)
int i = 0;
size_t cur_len;
- while (1) {
+ while (sl) {
cur_len = sl[i].length;
++i;
if (total_bytes > cur_len)
@@ -711,10 +710,7 @@ static int mv_hash_update(struct ahash_request *req)
static int mv_hash_final(struct ahash_request *req)
{
struct mv_req_hash_ctx *ctx = ahash_request_ctx(req);
- /* dummy buffer of 4 bytes */
- sg_init_one(&ctx->dummysg, ctx->buffer, 4);
- /* I think I'm allowed to do that... */
- ahash_request_set_crypt(req, &ctx->dummysg, req->result, 0);
+
mv_update_hash_req_ctx(ctx, 1, 0);
return mv_handle_req(&req->base);
}
--
1.7.4.1
--
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