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path: root/drivers/crypto/marvell/hash.c
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Diffstat (limited to 'drivers/crypto/marvell/hash.c')
-rw-r--r--drivers/crypto/marvell/hash.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/crypto/marvell/hash.c b/drivers/crypto/marvell/hash.c
index 6ec55b4a0..683cca9ac 100644
--- a/drivers/crypto/marvell/hash.c
+++ b/drivers/crypto/marvell/hash.c
@@ -712,6 +712,10 @@ static int mv_cesa_ahash_req_init(struct ahash_request *req, bool *cached)
creq->req.base.type = CESA_STD_REQ;
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;
+ }
ret = mv_cesa_ahash_cache_req(req, cached);
if (ret)