367 	struct igmphdr *ih;  in br_ip4_multicast_alloc_query()  local
372 						 sizeof(*ih) + 4);  in br_ip4_multicast_alloc_query()
397 	iph->tot_len = htons(sizeof(*iph) + sizeof(*ih) + 4);  in br_ip4_multicast_alloc_query()
413 	ih = igmp_hdr(skb);  in br_ip4_multicast_alloc_query()
414 	ih->type = IGMP_HOST_MEMBERSHIP_QUERY;  in br_ip4_multicast_alloc_query()
415 	ih->code = (group ? br->multicast_last_member_interval :  in br_ip4_multicast_alloc_query()
418 	ih->group = group;  in br_ip4_multicast_alloc_query()
419 	ih->csum = 0;  in br_ip4_multicast_alloc_query()
420 	ih->csum = ip_compute_csum((void *)ih, sizeof(struct igmphdr));  in br_ip4_multicast_alloc_query()
421 	skb_put(skb, sizeof(*ih));  in br_ip4_multicast_alloc_query()
1006 	struct igmpv3_report *ih;  in br_ip4_multicast_igmp3_report()  local
1016 	ih = igmpv3_report_hdr(skb);  in br_ip4_multicast_igmp3_report()
1017 	num = ntohs(ih->ngrec);  in br_ip4_multicast_igmp3_report()
1018 	len = skb_transport_offset(skb) + sizeof(*ih);  in br_ip4_multicast_igmp3_report()
1278 	struct igmphdr *ih = igmp_hdr(skb);  in br_ip4_multicast_query()  local
1295 	group = ih->group;  in br_ip4_multicast_query()
1297 	if (skb->len == offset + sizeof(*ih)) {  in br_ip4_multicast_query()
1298 		max_delay = ih->code * (HZ / IGMP_TIMER_SCALE);  in br_ip4_multicast_query()
1592 	struct igmphdr *ih;  in br_multicast_ipv4_rcv()  local
1606 	ih = igmp_hdr(skb);  in br_multicast_ipv4_rcv()
1608 	switch (ih->type) {  in br_multicast_ipv4_rcv()
1612 		err = br_ip4_multicast_add_group(br, port, ih->group, vid);  in br_multicast_ipv4_rcv()
1621 		br_ip4_multicast_leave_group(br, port, ih->group, vid);  in br_multicast_ipv4_rcv()