patches for DPDK stable branches
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* [dpdk-stable] [PATCH v1] net/virtio-user: fix return value check
@ 2019-04-10  2:44 Chenbo Xia
  2019-04-10  4:37 ` [dpdk-stable] [dpdk-dev] " Rami Rosen
                   ` (3 more replies)
  0 siblings, 4 replies; 8+ messages in thread
From: Chenbo Xia @ 2019-04-10  2:44 UTC (permalink / raw)
  To: dev; +Cc: maxime.coquelin, tiwei.bie, zhihong.wang, stable

Fix unchecked return value for fcntl.

Coverity issue: 277210
Fixes: bd8f50a45d0f ("net/virtio-user: support server mode")
Cc: stable@dpdk.org

Signed-off-by: Chenbo Xia <chenbo.xia@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


^ permalink raw reply	[flat|nested] 8+ messages in thread
* [dpdk-stable] [PATCH v1] net/virtio-user: fix return value check
@ 2020-07-29 13:12 Chenbo Xia
  2020-07-29 14:22 ` Maxime Coquelin
  2020-07-29 14:54 ` Maxime Coquelin
  0 siblings, 2 replies; 8+ messages in thread
From: Chenbo Xia @ 2020-07-29 13:12 UTC (permalink / raw)
  To: dev; +Cc: maxime.coquelin, zhihong.wang, stable

Setting the flags of tapfd may fail and the return value
should be checked.

Coverity issue: 140739
Fixes: e3b434818bbb ("net/virtio-user: support kernel vhost")
Cc: stable@dpdk.org

Signed-off-by: Chenbo Xia <chenbo.xia@intel.com>
---
 drivers/net/virtio/virtio_user/vhost_kernel_tap.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/net/virtio/virtio_user/vhost_kernel_tap.c b/drivers/net/virtio/virtio_user/vhost_kernel_tap.c
index 2fa4f0d66..acddefa33 100644
--- a/drivers/net/virtio/virtio_user/vhost_kernel_tap.c
+++ b/drivers/net/virtio/virtio_user/vhost_kernel_tap.c
@@ -128,7 +128,10 @@ vhost_kernel_open_tap(char **p_ifname, int hdr_size, int req_mq,
 		goto error;
 	}
 
-	fcntl(tapfd, F_SETFL, O_NONBLOCK);
+	if (fcntl(tapfd, F_SETFL, O_NONBLOCK) < 0) {
+		PMD_DRV_LOG(ERR, "fcntl tapfd failed: %s", strerror(errno));
+		goto error;
+	}
 
 	if (ioctl(tapfd, TUNSETVNETHDRSZ, &hdr_size) < 0) {
 		PMD_DRV_LOG(ERR, "TUNSETVNETHDRSZ failed: %s", strerror(errno));
-- 
2.17.1


^ permalink raw reply	[flat|nested] 8+ messages in thread

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Thread overview: 8+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-04-10  2:44 [dpdk-stable] [PATCH v1] net/virtio-user: fix return value check Chenbo Xia
2019-04-10  4:37 ` [dpdk-stable] [dpdk-dev] " Rami Rosen
2019-04-10 15:18 ` Jens Freimann
2019-04-12  4:16 ` [dpdk-stable] " Tiwei Bie
2019-04-17  7:56 ` Maxime Coquelin
2020-07-29 13:12 Chenbo Xia
2020-07-29 14:22 ` Maxime Coquelin
2020-07-29 14:54 ` Maxime Coquelin

patches for DPDK stable branches

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