466 	struct receiver *r;  in can_rx_register()  local
480 	r = kmem_cache_alloc(rcv_cache, GFP_KERNEL);  in can_rx_register()
481 	if (!r)  in can_rx_register()
490 		r->can_id  = can_id;  in can_rx_register()
491 		r->mask    = mask;  in can_rx_register()
492 		r->matches = 0;  in can_rx_register()
493 		r->func    = func;  in can_rx_register()
494 		r->data    = data;  in can_rx_register()
495 		r->ident   = ident;  in can_rx_register()
496 		r->sk      = sk;  in can_rx_register()
498 		hlist_add_head_rcu(&r->list, rl);  in can_rx_register()
505 		kmem_cache_free(rcv_cache, r);  in can_rx_register()
520 	struct receiver *r = container_of(rp, struct receiver, rcu);  in can_rx_delete_receiver()  local
521 	struct sock *sk = r->sk;  in can_rx_delete_receiver()
523 	kmem_cache_free(rcv_cache, r);  in can_rx_delete_receiver()
543 	struct receiver *r = NULL;  in can_rx_unregister()  local
572 	hlist_for_each_entry_rcu(r, rl, list) {  in can_rx_unregister()
573 		if (r->can_id == can_id && r->mask == mask &&  in can_rx_unregister()
574 		    r->func == func && r->data == data)  in can_rx_unregister()
583 	if (!r) {  in can_rx_unregister()
589 	hlist_del_rcu(&r->list);  in can_rx_unregister()
605 	if (r) {  in can_rx_unregister()
606 		if (r->sk)  in can_rx_unregister()
607 			sock_hold(r->sk);  in can_rx_unregister()
608 		call_rcu(&r->rcu, can_rx_delete_receiver);  in can_rx_unregister()
613 static inline void deliver(struct sk_buff *skb, struct receiver *r)  in deliver()  argument
615 	r->func(skb, r->data);  in deliver()
616 	r->matches++;  in deliver()
621 	struct receiver *r;  in can_rcv_filter()  local
631 		hlist_for_each_entry_rcu(r, &d->rx[RX_ERR], list) {  in can_rcv_filter()
632 			if (can_id & r->mask) {  in can_rcv_filter()
633 				deliver(skb, r);  in can_rcv_filter()
641 	hlist_for_each_entry_rcu(r, &d->rx[RX_ALL], list) {  in can_rcv_filter()
642 		deliver(skb, r);  in can_rcv_filter()
647 	hlist_for_each_entry_rcu(r, &d->rx[RX_FIL], list) {  in can_rcv_filter()
648 		if ((can_id & r->mask) == r->can_id) {  in can_rcv_filter()
649 			deliver(skb, r);  in can_rcv_filter()
655 	hlist_for_each_entry_rcu(r, &d->rx[RX_INV], list) {  in can_rcv_filter()
656 		if ((can_id & r->mask) != r->can_id) {  in can_rcv_filter()
657 			deliver(skb, r);  in can_rcv_filter()
667 		hlist_for_each_entry_rcu(r, &d->rx_eff[effhash(can_id)], list) {  in can_rcv_filter()
668 			if (r->can_id == can_id) {  in can_rcv_filter()
669 				deliver(skb, r);  in can_rcv_filter()
675 		hlist_for_each_entry_rcu(r, &d->rx_sff[can_id], list) {  in can_rcv_filter()
676 			deliver(skb, r);  in can_rcv_filter()