diff options
| author | Jack Wang <jinpu.wang@ionos.com> | 2022-08-19 08:07:51 +0200 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2022-08-26 18:50:39 +0800 |
| commit | 417f62f6402c985dde661c6b09734fddb33d9b1a (patch) | |
| tree | 9de4197d66b263a3d5e7bbedfbf351d6a45e40ab /drivers/crypto/qce/sha.c | |
| parent | 66f0b6b7d839b49e19a856a90b70656dccc4b844 (diff) | |
crypto: qce - Fix dma_map_sg error check
dma_map_sg return 0 on error, fix the error check and return -EIO to
caller.
Cc: Thara Gopinath <thara.gopinath@gmail.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: linux-crypto@vger.kernel.org
Cc: linux-arm-msm@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Jack Wang <jinpu.wang@ionos.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/qce/sha.c')
| -rw-r--r-- | drivers/crypto/qce/sha.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/crypto/qce/sha.c b/drivers/crypto/qce/sha.c index 59159f5e64e5..37bafd7aeb79 100644 --- a/drivers/crypto/qce/sha.c +++ b/drivers/crypto/qce/sha.c @@ -97,14 +97,16 @@ static int qce_ahash_async_req_handle(struct crypto_async_request *async_req) } ret = dma_map_sg(qce->dev, req->src, rctx->src_nents, DMA_TO_DEVICE); - if (ret < 0) - return ret; + if (!ret) + return -EIO; sg_init_one(&rctx->result_sg, qce->dma.result_buf, QCE_RESULT_BUF_SZ); ret = dma_map_sg(qce->dev, &rctx->result_sg, 1, DMA_FROM_DEVICE); - if (ret < 0) + if (!ret) { + ret = -EIO; goto error_unmap_src; + } ret = qce_dma_prep_sgs(&qce->dma, req->src, rctx->src_nents, &rctx->result_sg, 1, qce_ahash_done, async_req); |