223 	struct igmphdr *ih;  in br_ip4_multicast_alloc_query()  local
227 	igmp_hdr_size = sizeof(*ih);  in br_ip4_multicast_alloc_query()
276 		ih = igmp_hdr(skb);  in br_ip4_multicast_alloc_query()
277 		ih->type = IGMP_HOST_MEMBERSHIP_QUERY;  in br_ip4_multicast_alloc_query()
278 		ih->code = (group ? br->multicast_last_member_interval :  in br_ip4_multicast_alloc_query()
281 		ih->group = group;  in br_ip4_multicast_alloc_query()
282 		ih->csum = 0;  in br_ip4_multicast_alloc_query()
283 		ih->csum = ip_compute_csum((void *)ih, sizeof(*ih));  in br_ip4_multicast_alloc_query()
922 	struct igmpv3_report *ih;  in br_ip4_multicast_igmp3_report()  local
932 	ih = igmpv3_report_hdr(skb);  in br_ip4_multicast_igmp3_report()
933 	num = ntohs(ih->ngrec);  in br_ip4_multicast_igmp3_report()
934 	len = skb_transport_offset(skb) + sizeof(*ih);  in br_ip4_multicast_igmp3_report()
1222 	struct igmphdr *ih = igmp_hdr(skb);  in br_ip4_multicast_query()  local
1237 	group = ih->group;  in br_ip4_multicast_query()
1239 	if (transport_len == sizeof(*ih)) {  in br_ip4_multicast_query()
1240 		max_delay = ih->code * (HZ / IGMP_TIMER_SCALE);  in br_ip4_multicast_query()
1601 	struct igmphdr *ih;  in br_multicast_ipv4_rcv()  local
1622 	ih = igmp_hdr(skb);  in br_multicast_ipv4_rcv()
1624 	BR_INPUT_SKB_CB(skb)->igmp = ih->type;  in br_multicast_ipv4_rcv()
1626 	switch (ih->type) {  in br_multicast_ipv4_rcv()
1630 		err = br_ip4_multicast_add_group(br, port, ih->group, vid, src);  in br_multicast_ipv4_rcv()
1639 		br_ip4_multicast_leave_group(br, port, ih->group, vid, src);  in br_multicast_ipv4_rcv()
2337 				struct igmphdr *ih, _ihdr;  in br_mcast_stats_add()  local
2339 				ih = skb_header_pointer(skb, offset,  in br_mcast_stats_add()
2341 				if (!ih)  in br_mcast_stats_add()
2343 				if (!ih->code)  in br_mcast_stats_add()