* [dpdk-dev] [PATCH] examples/vhost_blk: fix unchecked return value
@ 2020-09-25 11:22 wangyunjian
2020-09-30 5:28 ` Xia, Chenbo
2020-09-30 16:18 ` Maxime Coquelin
0 siblings, 2 replies; 3+ messages in thread
From: wangyunjian @ 2020-09-25 11:22 UTC (permalink / raw)
To: dev
Cc: maxime.coquelin, chenbo.xia, zhihong.wang, jerry.lilijun,
xudingke, Yunjian Wang, stable
From: Yunjian Wang <wangyunjian@huawei.com>
This checks the return value from the function
rte_vhost_driver_start.
Coverity issue: 362027
Fixes: c19beb3f38cd ("examples/vhost_blk: introduce vhost storage sample")
Cc: stable@dpdk.org
Signed-off-by: Yunjian Wang <wangyunjian@huawei.com>
---
examples/vhost_blk/vhost_blk.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/examples/vhost_blk/vhost_blk.c b/examples/vhost_blk/vhost_blk.c
index f4c59437a..8f5d61a58 100644
--- a/examples/vhost_blk/vhost_blk.c
+++ b/examples/vhost_blk/vhost_blk.c
@@ -877,7 +877,11 @@ int main(int argc, char *argv[])
signal(SIGINT, signal_handler);
- rte_vhost_driver_start(dev_pathname);
+ ret = rte_vhost_driver_start(dev_pathname);
+ if (ret < 0) {
+ fprintf(stderr, "Failed to start vhost driver.\n");
+ return -1;
+ }
/* loop for exit the application */
while (1)
--
2.23.0
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [dpdk-dev] [PATCH] examples/vhost_blk: fix unchecked return value
2020-09-25 11:22 [dpdk-dev] [PATCH] examples/vhost_blk: fix unchecked return value wangyunjian
@ 2020-09-30 5:28 ` Xia, Chenbo
2020-09-30 16:18 ` Maxime Coquelin
1 sibling, 0 replies; 3+ messages in thread
From: Xia, Chenbo @ 2020-09-30 5:28 UTC (permalink / raw)
To: wangyunjian, dev
Cc: maxime.coquelin, Wang, Zhihong, jerry.lilijun, xudingke, stable
> -----Original Message-----
> From: wangyunjian <wangyunjian@huawei.com>
> Sent: Friday, September 25, 2020 7:22 PM
> To: dev@dpdk.org
> Cc: maxime.coquelin@redhat.com; Xia, Chenbo <chenbo.xia@intel.com>; Wang,
> Zhihong <zhihong.wang@intel.com>; jerry.lilijun@huawei.com;
> xudingke@huawei.com; Yunjian Wang <wangyunjian@huawei.com>;
> stable@dpdk.org
> Subject: [dpdk-dev] [PATCH] examples/vhost_blk: fix unchecked return value
>
> From: Yunjian Wang <wangyunjian@huawei.com>
>
> This checks the return value from the function
> rte_vhost_driver_start.
>
> Coverity issue: 362027
> Fixes: c19beb3f38cd ("examples/vhost_blk: introduce vhost storage sample")
> Cc: stable@dpdk.org
>
> Signed-off-by: Yunjian Wang <wangyunjian@huawei.com>
> ---
> examples/vhost_blk/vhost_blk.c | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/examples/vhost_blk/vhost_blk.c
> b/examples/vhost_blk/vhost_blk.c
> index f4c59437a..8f5d61a58 100644
> --- a/examples/vhost_blk/vhost_blk.c
> +++ b/examples/vhost_blk/vhost_blk.c
> @@ -877,7 +877,11 @@ int main(int argc, char *argv[])
>
> signal(SIGINT, signal_handler);
>
> - rte_vhost_driver_start(dev_pathname);
> + ret = rte_vhost_driver_start(dev_pathname);
> + if (ret < 0) {
> + fprintf(stderr, "Failed to start vhost driver.\n");
> + return -1;
> + }
>
> /* loop for exit the application */
> while (1)
> --
> 2.23.0
Reviewed-by: Chenbo Xia <chenbo.xia@intel.com>
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [dpdk-dev] [PATCH] examples/vhost_blk: fix unchecked return value
2020-09-25 11:22 [dpdk-dev] [PATCH] examples/vhost_blk: fix unchecked return value wangyunjian
2020-09-30 5:28 ` Xia, Chenbo
@ 2020-09-30 16:18 ` Maxime Coquelin
1 sibling, 0 replies; 3+ messages in thread
From: Maxime Coquelin @ 2020-09-30 16:18 UTC (permalink / raw)
To: wangyunjian, dev
Cc: chenbo.xia, zhihong.wang, jerry.lilijun, xudingke, stable
On 9/25/20 1:22 PM, wangyunjian wrote:
> From: Yunjian Wang <wangyunjian@huawei.com>
>
> This checks the return value from the function
> rte_vhost_driver_start.
>
> Coverity issue: 362027
> Fixes: c19beb3f38cd ("examples/vhost_blk: introduce vhost storage sample")
> Cc: stable@dpdk.org
>
> Signed-off-by: Yunjian Wang <wangyunjian@huawei.com>
> ---
> examples/vhost_blk/vhost_blk.c | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
Applied to dpdk-next-virtio/main.
Thanks,
Maxime
^ permalink raw reply [flat|nested] 3+ messages in thread
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2020-09-25 11:22 [dpdk-dev] [PATCH] examples/vhost_blk: fix unchecked return value wangyunjian
2020-09-30 5:28 ` Xia, Chenbo
2020-09-30 16:18 ` Maxime Coquelin
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