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[-next] crypto: qce: skcipher: fix error return code in qce_skcipher_async_req_handle()

Message ID 20210602113645.3038800-1-weiyongjun1@huawei.com
State Accepted
Commit a8bc4f5e7a72e4067f5afd7e98b61624231713ca
Headers show
Series [-next] crypto: qce: skcipher: fix error return code in qce_skcipher_async_req_handle() | expand

Commit Message

Wei Yongjun June 2, 2021, 11:36 a.m. UTC
Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: 1339a7c3ba05 ("crypto: qce: skcipher: Fix incorrect sg count for dma transfers")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
---
 drivers/crypto/qce/skcipher.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

Comments

Thara Gopinath June 8, 2021, 10:42 p.m. UTC | #1
On 6/2/21 7:36 AM, Wei Yongjun wrote:
> Fix to return a negative error code from the error handling

> case instead of 0, as done elsewhere in this function.

> 

> Fixes: 1339a7c3ba05 ("crypto: qce: skcipher: Fix incorrect sg count for dma transfers")

> Reported-by: Hulk Robot <hulkci@huawei.com>

> Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>


Reviewed-by: Thara Gopinath <thara.gopinath@linaro.org>


-- 
Warm Regards
Thara

> ---

>   drivers/crypto/qce/skcipher.c | 8 ++++++--

>   1 file changed, 6 insertions(+), 2 deletions(-)

> 

> diff --git a/drivers/crypto/qce/skcipher.c b/drivers/crypto/qce/skcipher.c

> index 259418479227..8ff10928f581 100644

> --- a/drivers/crypto/qce/skcipher.c

> +++ b/drivers/crypto/qce/skcipher.c

> @@ -124,13 +124,17 @@ qce_skcipher_async_req_handle(struct crypto_async_request *async_req)

>   	rctx->dst_sg = rctx->dst_tbl.sgl;

>   

>   	dst_nents = dma_map_sg(qce->dev, rctx->dst_sg, rctx->dst_nents, dir_dst);

> -	if (dst_nents < 0)

> +	if (dst_nents < 0) {

> +		ret = dst_nents;

>   		goto error_free;

> +	}

>   

>   	if (diff_dst) {

>   		src_nents = dma_map_sg(qce->dev, req->src, rctx->src_nents, dir_src);

> -		if (src_nents < 0)

> +		if (src_nents < 0) {

> +			ret = src_nents;

>   			goto error_unmap_dst;

> +		}

>   		rctx->src_sg = req->src;

>   	} else {

>   		rctx->src_sg = rctx->dst_sg;

>
Herbert Xu June 11, 2021, 7:23 a.m. UTC | #2
On Wed, Jun 02, 2021 at 11:36:45AM +0000, Wei Yongjun wrote:
> Fix to return a negative error code from the error handling

> case instead of 0, as done elsewhere in this function.

> 

> Fixes: 1339a7c3ba05 ("crypto: qce: skcipher: Fix incorrect sg count for dma transfers")

> Reported-by: Hulk Robot <hulkci@huawei.com>

> Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>

> ---

>  drivers/crypto/qce/skcipher.c | 8 ++++++--

>  1 file changed, 6 insertions(+), 2 deletions(-)


Patch applied.  Thanks.
-- 
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
diff mbox series

Patch

diff --git a/drivers/crypto/qce/skcipher.c b/drivers/crypto/qce/skcipher.c
index 259418479227..8ff10928f581 100644
--- a/drivers/crypto/qce/skcipher.c
+++ b/drivers/crypto/qce/skcipher.c
@@ -124,13 +124,17 @@  qce_skcipher_async_req_handle(struct crypto_async_request *async_req)
 	rctx->dst_sg = rctx->dst_tbl.sgl;
 
 	dst_nents = dma_map_sg(qce->dev, rctx->dst_sg, rctx->dst_nents, dir_dst);
-	if (dst_nents < 0)
+	if (dst_nents < 0) {
+		ret = dst_nents;
 		goto error_free;
+	}
 
 	if (diff_dst) {
 		src_nents = dma_map_sg(qce->dev, req->src, rctx->src_nents, dir_src);
-		if (src_nents < 0)
+		if (src_nents < 0) {
+			ret = src_nents;
 			goto error_unmap_dst;
+		}
 		rctx->src_sg = req->src;
 	} else {
 		rctx->src_sg = rctx->dst_sg;