diff options
Diffstat (limited to 'net/openvswitch/vport-netdev.c')
| -rw-r--r-- | net/openvswitch/vport-netdev.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/net/openvswitch/vport-netdev.c b/net/openvswitch/vport-netdev.c index 903537a5da22..91a11067e458 100644 --- a/net/openvswitch/vport-netdev.c +++ b/net/openvswitch/vport-netdev.c @@ -82,6 +82,13 @@ struct vport *ovs_netdev_link(struct vport *vport, const char *name) err = -ENODEV; goto error_free_vport; } + /* Ensure that the device exists and that the provided + * name is not one of its aliases. + */ + if (strcmp(name, ovs_vport_name(vport))) { + err = -ENODEV; + goto error_put; + } netdev_tracker_alloc(vport->dev, &vport->dev_tracker, GFP_KERNEL); if (vport->dev->flags & IFF_LOOPBACK || (vport->dev->type != ARPHRD_ETHER && |