diff options
| author | Mark Brown <broonie@kernel.org> | 2016-02-09 18:20:39 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2016-02-09 18:20:39 +0000 |
| commit | fcdcc79628a1919bde9acf239e364f65bab6327c (patch) | |
| tree | 5499be387cf3028c90ac083b1cf866ebed7bf7e0 /drivers/crypto/marvell/cipher.c | |
| parent | 7a8d44bc89e5cddcd5c0704a11a90484d36ba6ba (diff) | |
| parent | a0a90718f18264dc904d34a580f332006f5561e9 (diff) | |
Merge branch 'topic/acpi' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi into spi-pxa2xx
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); |