354 static unsigned int effhash(canid_t can_id)  in effhash()  argument
358 	hash = can_id;  in effhash()
359 	hash ^= can_id >> CAN_EFF_RCV_HASH_BITS;  in effhash()
360 	hash ^= can_id >> (2 * CAN_EFF_RCV_HASH_BITS);  in effhash()
392 static struct hlist_head *find_rcv_list(canid_t *can_id, canid_t *mask,  in find_rcv_list()  argument
395 	canid_t inv = *can_id & CAN_INV_FILTER; /* save flag before masking */  in find_rcv_list()
409 	if ((*mask & CAN_EFF_FLAG) && !(*can_id & CAN_EFF_FLAG))  in find_rcv_list()
413 	*can_id &= *mask;  in find_rcv_list()
425 	    !(*can_id & CAN_RTR_FLAG)) {  in find_rcv_list()
427 		if (*can_id & CAN_EFF_FLAG) {  in find_rcv_list()
429 				return &d->rx_eff[effhash(*can_id)];  in find_rcv_list()
432 				return &d->rx_sff[*can_id];  in find_rcv_list()
469 int can_rx_register(struct net_device *dev, canid_t can_id, canid_t mask,  in can_rx_register()  argument
491 		rl = find_rcv_list(&can_id, &mask, d);  in can_rx_register()
493 		r->can_id  = can_id;  in can_rx_register()
538 void can_rx_unregister(struct net_device *dev, canid_t can_id, canid_t mask,  in can_rx_unregister()  argument
554 		       DNAME(dev), can_id, mask);  in can_rx_unregister()
558 	rl = find_rcv_list(&can_id, &mask, d);  in can_rx_unregister()
567 		if (r->can_id == can_id && r->mask == mask &&  in can_rx_unregister()
579 		     "id %03X, mask %03X\n", DNAME(dev), can_id, mask);  in can_rx_unregister()
615 	canid_t can_id = cf->can_id;  in can_rcv_filter()  local
620 	if (can_id & CAN_ERR_FLAG) {  in can_rcv_filter()
623 			if (can_id & r->mask) {  in can_rcv_filter()
639 		if ((can_id & r->mask) == r->can_id) {  in can_rcv_filter()
647 		if ((can_id & r->mask) != r->can_id) {  in can_rcv_filter()
654 	if (can_id & CAN_RTR_FLAG)  in can_rcv_filter()
657 	if (can_id & CAN_EFF_FLAG) {  in can_rcv_filter()
658 		hlist_for_each_entry_rcu(r, &d->rx_eff[effhash(can_id)], list) {  in can_rcv_filter()
659 			if (r->can_id == can_id) {  in can_rcv_filter()
665 		can_id &= CAN_SFF_MASK;  in can_rcv_filter()
666 		hlist_for_each_entry_rcu(r, &d->rx_sff[can_id], list) {  in can_rcv_filter()