349 	struct igmphdr *ih;  in br_ip4_multicast_alloc_query()  local
354 						 sizeof(*ih) + 4);  in br_ip4_multicast_alloc_query()
379 	iph->tot_len = htons(sizeof(*iph) + sizeof(*ih) + 4);  in br_ip4_multicast_alloc_query()
394 	ih = igmp_hdr(skb);  in br_ip4_multicast_alloc_query()
395 	ih->type = IGMP_HOST_MEMBERSHIP_QUERY;  in br_ip4_multicast_alloc_query()
396 	ih->code = (group ? br->multicast_last_member_interval :  in br_ip4_multicast_alloc_query()
399 	ih->group = group;  in br_ip4_multicast_alloc_query()
400 	ih->csum = 0;  in br_ip4_multicast_alloc_query()
401 	ih->csum = ip_compute_csum((void *)ih, sizeof(struct igmphdr));  in br_ip4_multicast_alloc_query()
402 	skb_put(skb, sizeof(*ih));  in br_ip4_multicast_alloc_query()
901 	struct igmpv3_report *ih;  in br_ip4_multicast_igmp3_report()  local
911 	if (!pskb_may_pull(skb, sizeof(*ih)))  in br_ip4_multicast_igmp3_report()
915 	ih = igmpv3_report_hdr(skb);  in br_ip4_multicast_igmp3_report()
916 	num = ntohs(ih->ngrec);  in br_ip4_multicast_igmp3_report()
917 	len = sizeof(*ih);  in br_ip4_multicast_igmp3_report()
1084 	struct igmphdr *ih = igmp_hdr(skb);  in br_ip4_multicast_query()  local
1102 	group = ih->group;  in br_ip4_multicast_query()
1104 	if (skb->len == sizeof(*ih)) {  in br_ip4_multicast_query()
1105 		max_delay = ih->code * (HZ / IGMP_TIMER_SCALE);  in br_ip4_multicast_query()
1349 	struct igmphdr *ih;  in br_multicast_ipv4_rcv()  local
1398 	if (!pskb_may_pull(skb2, sizeof(*ih)))  in br_multicast_ipv4_rcv()
1416 	ih = igmp_hdr(skb2);  in br_multicast_ipv4_rcv()
1418 	switch (ih->type) {  in br_multicast_ipv4_rcv()
1422 		err = br_ip4_multicast_add_group(br, port, ih->group, vid);  in br_multicast_ipv4_rcv()
1431 		br_ip4_multicast_leave_group(br, port, ih->group, vid);  in br_multicast_ipv4_rcv()