814 	struct bpf_dtab_netdev *old_dev;  in dev_map_delete_elem()  local
820 	old_dev = unrcu_pointer(xchg(&dtab->netdev_map[k], NULL));  in dev_map_delete_elem()
821 	if (old_dev)  in dev_map_delete_elem()
822 		call_rcu(&old_dev->rcu, __dev_map_entry_free);  in dev_map_delete_elem()
829 	struct bpf_dtab_netdev *old_dev;  in dev_map_hash_delete_elem()  local
836 	old_dev = __dev_map_hash_lookup_elem(map, k);  in dev_map_hash_delete_elem()
837 	if (old_dev) {  in dev_map_hash_delete_elem()
839 		hlist_del_init_rcu(&old_dev->index_hlist);  in dev_map_hash_delete_elem()
840 		call_rcu(&old_dev->rcu, __dev_map_entry_free);  in dev_map_hash_delete_elem()
900 	struct bpf_dtab_netdev *dev, *old_dev;  in __dev_map_update_elem()  local
929 	old_dev = unrcu_pointer(xchg(&dtab->netdev_map[i], RCU_INITIALIZER(dev)));  in __dev_map_update_elem()
930 	if (old_dev)  in __dev_map_update_elem()
931 		call_rcu(&old_dev->rcu, __dev_map_entry_free);  in __dev_map_update_elem()
947 	struct bpf_dtab_netdev *dev, *old_dev;  in __dev_map_hash_update_elem()  local
961 	old_dev = __dev_map_hash_lookup_elem(map, idx);  in __dev_map_hash_update_elem()
962 	if (old_dev && (map_flags & BPF_NOEXIST))  in __dev_map_hash_update_elem()
971 	if (old_dev) {  in __dev_map_hash_update_elem()
972 		hlist_del_rcu(&old_dev->index_hlist);  in __dev_map_hash_update_elem()
986 	if (old_dev)  in __dev_map_hash_update_elem()
987 		call_rcu(&old_dev->rcu, __dev_map_entry_free);  in __dev_map_hash_update_elem()