[dpdk-dev] [PATCH v1] net/virtio-user: fix return value check
Chenbo Xia
chenbo.xia at intel.com
Wed Apr 10 04:44:05 CEST 2019
Fix unchecked return value for fcntl.
Coverity issue: 277210
Fixes: bd8f50a45d0f ("net/virtio-user: support server mode")
Cc: stable at dpdk.org
Signed-off-by: Chenbo Xia <chenbo.xia at intel.com>
---
drivers/net/virtio/virtio_user/vhost_user.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/virtio/virtio_user/vhost_user.c b/drivers/net/virtio/virtio_user/vhost_user.c
index 827a48ad6..4b74bd2d8 100644
--- a/drivers/net/virtio/virtio_user/vhost_user.c
+++ b/drivers/net/virtio/virtio_user/vhost_user.c
@@ -394,7 +394,10 @@ virtio_user_start_server(struct virtio_user_dev *dev, struct sockaddr_un *un)
return -1;
flag = fcntl(fd, F_GETFL);
- fcntl(fd, F_SETFL, flag | O_NONBLOCK);
+ if (fcntl(fd, F_SETFL, flag | O_NONBLOCK) < 0) {
+ PMD_DRV_LOG(ERR, "fcntl failed, %s", strerror(errno));
+ return -1;
+ }
return 0;
}
--
2.17.1
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