diff options
Diffstat (limited to 'drivers/crypto/qce/ablkcipher.c')
| -rw-r--r-- | drivers/crypto/qce/ablkcipher.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/crypto/qce/ablkcipher.c b/drivers/crypto/qce/ablkcipher.c index 2c0d63d48747..dbcbbe242bd6 100644 --- a/drivers/crypto/qce/ablkcipher.c +++ b/drivers/crypto/qce/ablkcipher.c @@ -83,6 +83,14 @@ qce_ablkcipher_async_req_handle(struct crypto_async_request *async_req) rctx->dst_nents = sg_nents_for_len(req->dst, req->nbytes); else rctx->dst_nents = rctx->src_nents; + if (rctx->src_nents < 0) { + dev_err(qce->dev, "Invalid numbers of src SG.\n"); + return rctx->src_nents; + } + if (rctx->dst_nents < 0) { + dev_err(qce->dev, "Invalid numbers of dst SG.\n"); + return -rctx->dst_nents; + } rctx->dst_nents += 1; |