diff options
Diffstat (limited to 'drivers/crypto/marvell/cipher.c')
| -rw-r--r-- | drivers/crypto/marvell/cipher.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/crypto/marvell/cipher.c b/drivers/crypto/marvell/cipher.c index 6edae64bb387..dcf1fceb9336 100644 --- a/drivers/crypto/marvell/cipher.c +++ b/drivers/crypto/marvell/cipher.c @@ -401,7 +401,15 @@ static int mv_cesa_ablkcipher_req_init(struct ablkcipher_request *req, return -EINVAL; creq->src_nents = sg_nents_for_len(req->src, req->nbytes); + if (creq->src_nents < 0) { + dev_err(cesa_dev->dev, "Invalid number of src SG"); + return creq->src_nents; + } creq->dst_nents = sg_nents_for_len(req->dst, req->nbytes); + if (creq->dst_nents < 0) { + dev_err(cesa_dev->dev, "Invalid number of dst SG"); + return creq->dst_nents; + } mv_cesa_update_op_cfg(tmpl, CESA_SA_DESC_CFG_OP_CRYPT_ONLY, CESA_SA_DESC_CFG_OP_MSK); |