121 	struct raw_sock *ro = raw_sk(sk);  in raw_rcv()  local
127 	if (!ro->recv_own_msgs && oskb->sk == sk)  in raw_rcv()
131 	if (!ro->fd_frames && oskb->len != CAN_MTU)  in raw_rcv()
135 	if (this_cpu_ptr(ro->uniq)->skb == oskb &&  in raw_rcv()
136 	    this_cpu_ptr(ro->uniq)->skbcnt == can_skb_prv(oskb)->skbcnt) {  in raw_rcv()
137 		if (ro->join_filters) {  in raw_rcv()
138 			this_cpu_inc(ro->uniq->join_rx_count);  in raw_rcv()
140 			if (this_cpu_ptr(ro->uniq)->join_rx_count < ro->count)  in raw_rcv()
146 		this_cpu_ptr(ro->uniq)->skb = oskb;  in raw_rcv()
147 		this_cpu_ptr(ro->uniq)->skbcnt = can_skb_prv(oskb)->skbcnt;  in raw_rcv()
148 		this_cpu_ptr(ro->uniq)->join_rx_count = 1;  in raw_rcv()
150 		if (ro->join_filters && ro->count > 1)  in raw_rcv()
242 	struct raw_sock *ro = raw_sk(sk);  in raw_disable_allfilters()  local
244 	raw_disable_filters(dev, sk, ro->filter, ro->count);  in raw_disable_allfilters()
245 	raw_disable_errfilter(dev, sk, ro->err_mask);  in raw_disable_allfilters()
250 	struct raw_sock *ro = raw_sk(sk);  in raw_enable_allfilters()  local
253 	err = raw_enable_filters(dev, sk, ro->filter, ro->count);  in raw_enable_allfilters()
255 		err = raw_enable_errfilter(dev, sk, ro->err_mask);  in raw_enable_allfilters()
257 			raw_disable_filters(dev, sk, ro->filter, ro->count);  in raw_enable_allfilters()
267 	struct raw_sock *ro = container_of(nb, struct raw_sock, notifier);  in raw_notifier()  local
268 	struct sock *sk = &ro->sk;  in raw_notifier()
276 	if (ro->ifindex != dev->ifindex)  in raw_notifier()
284 		if (ro->bound)  in raw_notifier()
287 		if (ro->count > 1)  in raw_notifier()
288 			kfree(ro->filter);  in raw_notifier()
290 		ro->ifindex = 0;  in raw_notifier()
291 		ro->bound   = 0;  in raw_notifier()
292 		ro->count   = 0;  in raw_notifier()
312 	struct raw_sock *ro = raw_sk(sk);  in raw_init()  local
314 	ro->bound            = 0;  in raw_init()
315 	ro->ifindex          = 0;  in raw_init()
318 	ro->dfilter.can_id   = 0;  in raw_init()
319 	ro->dfilter.can_mask = MASK_ALL;  in raw_init()
320 	ro->filter           = &ro->dfilter;  in raw_init()
321 	ro->count            = 1;  in raw_init()
324 	ro->loopback         = 1;  in raw_init()
325 	ro->recv_own_msgs    = 0;  in raw_init()
326 	ro->fd_frames        = 0;  in raw_init()
327 	ro->join_filters     = 0;  in raw_init()
330 	ro->uniq = alloc_percpu(struct uniqframe);  in raw_init()
331 	if (unlikely(!ro->uniq))  in raw_init()
335 	ro->notifier.notifier_call = raw_notifier;  in raw_init()
337 	register_netdevice_notifier(&ro->notifier);  in raw_init()
345 	struct raw_sock *ro;  in raw_release()  local
350 	ro = raw_sk(sk);  in raw_release()
352 	unregister_netdevice_notifier(&ro->notifier);  in raw_release()
357 	if (ro->bound) {  in raw_release()
358 		if (ro->ifindex) {  in raw_release()
361 			dev = dev_get_by_index(&init_net, ro->ifindex);  in raw_release()
370 	if (ro->count > 1)  in raw_release()
371 		kfree(ro->filter);  in raw_release()
373 	ro->ifindex = 0;  in raw_release()
374 	ro->bound   = 0;  in raw_release()
375 	ro->count   = 0;  in raw_release()
376 	free_percpu(ro->uniq);  in raw_release()
391 	struct raw_sock *ro = raw_sk(sk);  in raw_bind()  local
401 	if (ro->bound && addr->can_ifindex == ro->ifindex)  in raw_bind()
433 		if (ro->bound) {  in raw_bind()
435 			if (ro->ifindex) {  in raw_bind()
438 				dev = dev_get_by_index(&init_net, ro->ifindex);  in raw_bind()
446 		ro->ifindex = ifindex;  in raw_bind()
447 		ro->bound = 1;  in raw_bind()
467 	struct raw_sock *ro = raw_sk(sk);  in raw_getname()  local
474 	addr->can_ifindex = ro->ifindex;  in raw_getname()
485 	struct raw_sock *ro = raw_sk(sk);  in raw_setsockopt()  local
516 		if (ro->bound && ro->ifindex)  in raw_setsockopt()
517 			dev = dev_get_by_index(&init_net, ro->ifindex);  in raw_setsockopt()
519 		if (ro->bound) {  in raw_setsockopt()
533 			raw_disable_filters(dev, sk, ro->filter, ro->count);  in raw_setsockopt()
537 		if (ro->count > 1)  in raw_setsockopt()
538 			kfree(ro->filter);  in raw_setsockopt()
543 			ro->dfilter = sfilter;  in raw_setsockopt()
544 			filter = &ro->dfilter;  in raw_setsockopt()
546 		ro->filter = filter;  in raw_setsockopt()
547 		ro->count  = count;  in raw_setsockopt()
568 		if (ro->bound && ro->ifindex)  in raw_setsockopt()
569 			dev = dev_get_by_index(&init_net, ro->ifindex);  in raw_setsockopt()
572 		if (ro->bound) {  in raw_setsockopt()
580 			raw_disable_errfilter(dev, sk, ro->err_mask);  in raw_setsockopt()
584 		ro->err_mask = err_mask;  in raw_setsockopt()
595 		if (optlen != sizeof(ro->loopback))  in raw_setsockopt()
598 		if (copy_from_user(&ro->loopback, optval, optlen))  in raw_setsockopt()
604 		if (optlen != sizeof(ro->recv_own_msgs))  in raw_setsockopt()
607 		if (copy_from_user(&ro->recv_own_msgs, optval, optlen))  in raw_setsockopt()
613 		if (optlen != sizeof(ro->fd_frames))  in raw_setsockopt()
616 		if (copy_from_user(&ro->fd_frames, optval, optlen))  in raw_setsockopt()
622 		if (optlen != sizeof(ro->join_filters))  in raw_setsockopt()
625 		if (copy_from_user(&ro->join_filters, optval, optlen))  in raw_setsockopt()
640 	struct raw_sock *ro = raw_sk(sk);  in raw_getsockopt()  local
656 		if (ro->count > 0) {  in raw_getsockopt()
657 			int fsize = ro->count * sizeof(struct can_filter);  in raw_getsockopt()
660 			if (copy_to_user(optval, ro->filter, len))  in raw_getsockopt()
673 		val = &ro->err_mask;  in raw_getsockopt()
679 		val = &ro->loopback;  in raw_getsockopt()
685 		val = &ro->recv_own_msgs;  in raw_getsockopt()
691 		val = &ro->fd_frames;  in raw_getsockopt()
697 		val = &ro->join_filters;  in raw_getsockopt()
714 	struct raw_sock *ro = raw_sk(sk);  in raw_sendmsg()  local
731 		ifindex = ro->ifindex;  in raw_sendmsg()
733 	if (ro->fd_frames) {  in raw_sendmsg()
764 	err = can_send(skb, ro->loopback);  in raw_sendmsg()