On Mon, 28 Mar 2022 10:14:17 +0200 Alexandra Winter wrote: > +static bool _is_veth(const struct net_device *dev) netif_is_veth()? > +{ > + return (dev->netdev_ops->ndo_open == veth_open); Why compare ndo_open and not entire netdev_ops or rtnl_link_ops? > +}