summaryrefslogtreecommitdiffstats
path: root/drivers/crypto/ccp/ccp-crypto-aes-cmac.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/crypto/ccp/ccp-crypto-aes-cmac.c')
-rw-r--r--drivers/crypto/ccp/ccp-crypto-aes-cmac.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/crypto/ccp/ccp-crypto-aes-cmac.c b/drivers/crypto/ccp/ccp-crypto-aes-cmac.c
index 398832c2414a..646c8d1bd03c 100644
--- a/drivers/crypto/ccp/ccp-crypto-aes-cmac.c
+++ b/drivers/crypto/ccp/ccp-crypto-aes-cmac.c
@@ -125,8 +125,10 @@ static int ccp_do_cmac_update(struct ahash_request *req, unsigned int nbytes,
sg_init_one(&rctx->pad_sg, rctx->pad, pad_length);
sg = ccp_crypto_sg_table_add(&rctx->data_sg, &rctx->pad_sg);
}
- if (sg)
+ if (sg) {
sg_mark_end(sg);
+ sg = rctx->data_sg.sgl;
+ }
/* Initialize the K1/K2 scatterlist */
if (final)
@@ -143,7 +145,7 @@ static int ccp_do_cmac_update(struct ahash_request *req, unsigned int nbytes,
rctx->cmd.u.aes.key_len = ctx->u.aes.key_len;
rctx->cmd.u.aes.iv = &rctx->iv_sg;
rctx->cmd.u.aes.iv_len = AES_BLOCK_SIZE;
- rctx->cmd.u.aes.src = (sg) ? rctx->data_sg.sgl : NULL;
+ rctx->cmd.u.aes.src = sg;
rctx->cmd.u.aes.src_len = rctx->hash_cnt;
rctx->cmd.u.aes.dst = NULL;
rctx->cmd.u.aes.cmac_key = cmac_key_sg;