823 	struct bpf_dtab_netdev *old_dev;  in dev_map_delete_elem()  local
829 	old_dev = unrcu_pointer(xchg(&dtab->netdev_map[k], NULL));  in dev_map_delete_elem()
830 	if (old_dev) {  in dev_map_delete_elem()
831 		call_rcu(&old_dev->rcu, __dev_map_entry_free);  in dev_map_delete_elem()
840 	struct bpf_dtab_netdev *old_dev;  in dev_map_hash_delete_elem()  local
847 	old_dev = __dev_map_hash_lookup_elem(map, k);  in dev_map_hash_delete_elem()
848 	if (old_dev) {  in dev_map_hash_delete_elem()
850 		hlist_del_init_rcu(&old_dev->index_hlist);  in dev_map_hash_delete_elem()
851 		call_rcu(&old_dev->rcu, __dev_map_entry_free);  in dev_map_hash_delete_elem()
911 	struct bpf_dtab_netdev *dev, *old_dev;  in __dev_map_update_elem()  local
940 	old_dev = unrcu_pointer(xchg(&dtab->netdev_map[i], RCU_INITIALIZER(dev)));  in __dev_map_update_elem()
941 	if (old_dev)  in __dev_map_update_elem()
942 		call_rcu(&old_dev->rcu, __dev_map_entry_free);  in __dev_map_update_elem()
960 	struct bpf_dtab_netdev *dev, *old_dev;  in __dev_map_hash_update_elem()  local
974 	old_dev = __dev_map_hash_lookup_elem(map, idx);  in __dev_map_hash_update_elem()
975 	if (old_dev && (map_flags & BPF_NOEXIST))  in __dev_map_hash_update_elem()
984 	if (old_dev) {  in __dev_map_hash_update_elem()
985 		hlist_del_rcu(&old_dev->index_hlist);  in __dev_map_hash_update_elem()
999 	if (old_dev)  in __dev_map_hash_update_elem()
1000 		call_rcu(&old_dev->rcu, __dev_map_entry_free);  in __dev_map_hash_update_elem()