445 	struct receiver *rcv;  in can_rx_register()  local
458 	rcv = kmem_cache_alloc(rcv_cache, GFP_KERNEL);  in can_rx_register()
459 	if (!rcv)  in can_rx_register()
467 	rcv->can_id = can_id;  in can_rx_register()
468 	rcv->mask = mask;  in can_rx_register()
469 	rcv->matches = 0;  in can_rx_register()
470 	rcv->func = func;  in can_rx_register()
471 	rcv->data = data;  in can_rx_register()
472 	rcv->ident = ident;  in can_rx_register()
473 	rcv->sk = sk;  in can_rx_register()
475 	hlist_add_head_rcu(&rcv->list, rcv_list);  in can_rx_register()
490 	struct receiver *rcv = container_of(rp, struct receiver, rcu);  in can_rx_delete_receiver()  local
491 	struct sock *sk = rcv->sk;  in can_rx_delete_receiver()
493 	kmem_cache_free(rcv_cache, rcv);  in can_rx_delete_receiver()
514 	struct receiver *rcv = NULL;  in can_rx_unregister()  local
534 	hlist_for_each_entry_rcu(rcv, rcv_list, list) {  in can_rx_unregister()
535 		if (rcv->can_id == can_id && rcv->mask == mask &&  in can_rx_unregister()
536 		    rcv->func == func && rcv->data == data)  in can_rx_unregister()
541 	 * 'rcv' will be NULL if no matching list item was found for removal.  in can_rx_unregister()
546 	if (!rcv) {  in can_rx_unregister()
552 	hlist_del_rcu(&rcv->list);  in can_rx_unregister()
562 	if (rcv) {  in can_rx_unregister()
563 		if (rcv->sk)  in can_rx_unregister()
564 			sock_hold(rcv->sk);  in can_rx_unregister()
565 		call_rcu(&rcv->rcu, can_rx_delete_receiver);  in can_rx_unregister()
570 static inline void deliver(struct sk_buff *skb, struct receiver *rcv)  in deliver()  argument
572 	rcv->func(skb, rcv->data);  in deliver()
573 	rcv->matches++;  in deliver()
578 	struct receiver *rcv;  in can_rcv_filter()  local
588 		hlist_for_each_entry_rcu(rcv, &dev_rcv_lists->rx[RX_ERR], list) {  in can_rcv_filter()
589 			if (can_id & rcv->mask) {  in can_rcv_filter()
590 				deliver(skb, rcv);  in can_rcv_filter()
598 	hlist_for_each_entry_rcu(rcv, &dev_rcv_lists->rx[RX_ALL], list) {  in can_rcv_filter()
599 		deliver(skb, rcv);  in can_rcv_filter()
604 	hlist_for_each_entry_rcu(rcv, &dev_rcv_lists->rx[RX_FIL], list) {  in can_rcv_filter()
605 		if ((can_id & rcv->mask) == rcv->can_id) {  in can_rcv_filter()
606 			deliver(skb, rcv);  in can_rcv_filter()
612 	hlist_for_each_entry_rcu(rcv, &dev_rcv_lists->rx[RX_INV], list) {  in can_rcv_filter()
613 		if ((can_id & rcv->mask) != rcv->can_id) {  in can_rcv_filter()
614 			deliver(skb, rcv);  in can_rcv_filter()
624 		hlist_for_each_entry_rcu(rcv, &dev_rcv_lists->rx_eff[effhash(can_id)], list) {  in can_rcv_filter()
625 			if (rcv->can_id == can_id) {  in can_rcv_filter()
626 				deliver(skb, rcv);  in can_rcv_filter()
632 		hlist_for_each_entry_rcu(rcv, &dev_rcv_lists->rx_sff[can_id], list) {  in can_rcv_filter()
633 			deliver(skb, rcv);  in can_rcv_filter()