446 	struct receiver *rcv;  in can_rx_register()  local
460 	rcv = kmem_cache_alloc(rcv_cache, GFP_KERNEL);  in can_rx_register()
461 	if (!rcv)  in can_rx_register()
469 	rcv->can_id = can_id;  in can_rx_register()
470 	rcv->mask = mask;  in can_rx_register()
471 	rcv->matches = 0;  in can_rx_register()
472 	rcv->func = func;  in can_rx_register()
473 	rcv->data = data;  in can_rx_register()
474 	rcv->ident = ident;  in can_rx_register()
475 	rcv->sk = sk;  in can_rx_register()
477 	hlist_add_head_rcu(&rcv->list, rcv_list);  in can_rx_register()
492 	struct receiver *rcv = container_of(rp, struct receiver, rcu);  in can_rx_delete_receiver()  local
493 	struct sock *sk = rcv->sk;  in can_rx_delete_receiver()
495 	kmem_cache_free(rcv_cache, rcv);  in can_rx_delete_receiver()
516 	struct receiver *rcv = NULL;  in can_rx_unregister()  local
536 	hlist_for_each_entry_rcu(rcv, rcv_list, list) {  in can_rx_unregister()
537 		if (rcv->can_id == can_id && rcv->mask == mask &&  in can_rx_unregister()
538 		    rcv->func == func && rcv->data == data)  in can_rx_unregister()
543 	 * 'rcv' will be NULL if no matching list item was found for removal.  in can_rx_unregister()
548 	if (!rcv) {  in can_rx_unregister()
554 	hlist_del_rcu(&rcv->list);  in can_rx_unregister()
564 	if (rcv) {  in can_rx_unregister()
565 		if (rcv->sk)  in can_rx_unregister()
566 			sock_hold(rcv->sk);  in can_rx_unregister()
567 		call_rcu(&rcv->rcu, can_rx_delete_receiver);  in can_rx_unregister()
572 static inline void deliver(struct sk_buff *skb, struct receiver *rcv)  in deliver()  argument
574 	rcv->func(skb, rcv->data);  in deliver()
575 	rcv->matches++;  in deliver()
580 	struct receiver *rcv;  in can_rcv_filter()  local
590 		hlist_for_each_entry_rcu(rcv, &dev_rcv_lists->rx[RX_ERR], list) {  in can_rcv_filter()
591 			if (can_id & rcv->mask) {  in can_rcv_filter()
592 				deliver(skb, rcv);  in can_rcv_filter()
600 	hlist_for_each_entry_rcu(rcv, &dev_rcv_lists->rx[RX_ALL], list) {  in can_rcv_filter()
601 		deliver(skb, rcv);  in can_rcv_filter()
606 	hlist_for_each_entry_rcu(rcv, &dev_rcv_lists->rx[RX_FIL], list) {  in can_rcv_filter()
607 		if ((can_id & rcv->mask) == rcv->can_id) {  in can_rcv_filter()
608 			deliver(skb, rcv);  in can_rcv_filter()
614 	hlist_for_each_entry_rcu(rcv, &dev_rcv_lists->rx[RX_INV], list) {  in can_rcv_filter()
615 		if ((can_id & rcv->mask) != rcv->can_id) {  in can_rcv_filter()
616 			deliver(skb, rcv);  in can_rcv_filter()
626 		hlist_for_each_entry_rcu(rcv, &dev_rcv_lists->rx_eff[effhash(can_id)], list) {  in can_rcv_filter()
627 			if (rcv->can_id == can_id) {  in can_rcv_filter()
628 				deliver(skb, rcv);  in can_rcv_filter()
634 		hlist_for_each_entry_rcu(rcv, &dev_rcv_lists->rx_sff[can_id], list) {  in can_rcv_filter()
635 			deliver(skb, rcv);  in can_rcv_filter()