linux-kernel - [PATCH] net: openvswitch: Check vport name

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Date: Sat, 13 Apr 2024 16:48:26 +0800
From: "jun.gu" <jun.gu@...ystack.cn>
To: pshelar@....org
Cc: netdev@...r.kernel.org,
	dev@...nvswitch.org,
	linux-kernel@...r.kernel.org,
	"jun.gu" <jun.gu@...ystack.cn>
Subject: [PATCH] net: openvswitch: Check vport name

Check vport name from dev_get_by_name, this can avoid to add and remove
NIC repeatedly when NIC rename failed at system startup.

Signed-off-by: Jun Gu <jun.gu@...ystack.cn>
---
 net/openvswitch/vport-netdev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/openvswitch/vport-netdev.c b/net/openvswitch/vport-netdev.c
index 903537a5da22..de8977d7f329 100644
--- a/net/openvswitch/vport-netdev.c
+++ b/net/openvswitch/vport-netdev.c
@@ -78,7 +78,7 @@ struct vport *ovs_netdev_link(struct vport *vport, const char *name)
 	int err;
 
 	vport->dev = dev_get_by_name(ovs_dp_get_net(vport->dp), name);
-	if (!vport->dev) {
+	if (!vport->dev) || strcmp(name, ovs_vport_name(vport)) {
 		err = -ENODEV;
 		goto error_free_vport;
 	}
-- 
2.25.1