955d3411a17f ("batman-adv: Avoid WARN on net_device without parent in netns")
7a659d5694b9 ("batman-adv: Convert batadv_hard_iface to kref")
140ed8e87ca8 ("batman-adv: Drop reference to netdevice on last reference")
cef63419f7db ("batman-adv: add list of unique single hop neighbors per hard-interface")