157 	struct inet_sock *inet = inet_sk(skb->sk);  in ip_cmsg_recv_offset()  local
158 	unsigned int flags = inet->cmsg_flags;  in ip_cmsg_recv_offset()
402 	struct inet_sock *inet = inet_sk(sk);  in ip_local_error()  local
407 	if (!inet->recverr)  in ip_local_error()
575 	struct inet_sock *inet = inet_sk(sk);  in do_ip_setsockopt()  local
636 		old = rcu_dereference_protected(inet->inet_opt,  in do_ip_setsockopt()
638 		if (inet->is_icsk) {  in do_ip_setsockopt()
644 			     inet->inet_daddr != LOOPBACK4_IPV6)) {  in do_ip_setsockopt()
655 		rcu_assign_pointer(inet->inet_opt, opt);  in do_ip_setsockopt()
662 			inet->cmsg_flags |= IP_CMSG_PKTINFO;  in do_ip_setsockopt()
664 			inet->cmsg_flags &= ~IP_CMSG_PKTINFO;  in do_ip_setsockopt()
668 			inet->cmsg_flags |=  IP_CMSG_TTL;  in do_ip_setsockopt()
670 			inet->cmsg_flags &= ~IP_CMSG_TTL;  in do_ip_setsockopt()
674 			inet->cmsg_flags |=  IP_CMSG_TOS;  in do_ip_setsockopt()
676 			inet->cmsg_flags &= ~IP_CMSG_TOS;  in do_ip_setsockopt()
680 			inet->cmsg_flags |=  IP_CMSG_RECVOPTS;  in do_ip_setsockopt()
682 			inet->cmsg_flags &= ~IP_CMSG_RECVOPTS;  in do_ip_setsockopt()
686 			inet->cmsg_flags |= IP_CMSG_RETOPTS;  in do_ip_setsockopt()
688 			inet->cmsg_flags &= ~IP_CMSG_RETOPTS;  in do_ip_setsockopt()
692 			inet->cmsg_flags |= IP_CMSG_PASSSEC;  in do_ip_setsockopt()
694 			inet->cmsg_flags &= ~IP_CMSG_PASSSEC;  in do_ip_setsockopt()
698 			inet->cmsg_flags |= IP_CMSG_ORIGDSTADDR;  in do_ip_setsockopt()
700 			inet->cmsg_flags &= ~IP_CMSG_ORIGDSTADDR;  in do_ip_setsockopt()
704 			if (!(inet->cmsg_flags & IP_CMSG_CHECKSUM)) {  in do_ip_setsockopt()
706 				inet->cmsg_flags |= IP_CMSG_CHECKSUM;  in do_ip_setsockopt()
709 			if (inet->cmsg_flags & IP_CMSG_CHECKSUM) {  in do_ip_setsockopt()
711 				inet->cmsg_flags &= ~IP_CMSG_CHECKSUM;  in do_ip_setsockopt()
718 			val |= inet->tos & INET_ECN_MASK;  in do_ip_setsockopt()
720 		if (inet->tos != val) {  in do_ip_setsockopt()
721 			inet->tos = val;  in do_ip_setsockopt()
731 		inet->uc_ttl = val;  in do_ip_setsockopt()
738 		inet->hdrincl = val ? 1 : 0;  in do_ip_setsockopt()
745 		inet->nodefrag = val ? 1 : 0;  in do_ip_setsockopt()
748 		inet->bind_address_no_port = val ? 1 : 0;  in do_ip_setsockopt()
753 		inet->pmtudisc = val;  in do_ip_setsockopt()
756 		inet->recverr = !!val;  in do_ip_setsockopt()
769 		inet->mc_ttl = val;  in do_ip_setsockopt()
774 		inet->mc_loop = !!val;  in do_ip_setsockopt()
786 			inet->uc_index = 0;  in do_ip_setsockopt()
801 		inet->uc_index = ifindex;  in do_ip_setsockopt()
838 				inet->mc_index = 0;  in do_ip_setsockopt()
839 				inet->mc_addr  = 0;  in do_ip_setsockopt()
860 		inet->mc_index = mreq.imr_ifindex;  in do_ip_setsockopt()
861 		inet->mc_addr  = mreq.imr_address.s_addr;  in do_ip_setsockopt()
1116 		inet->mc_all = val;  in do_ip_setsockopt()
1125 		inet->freebind = !!val;  in do_ip_setsockopt()
1144 		inet->transparent = !!val;  in do_ip_setsockopt()
1152 		inet->min_ttl = val;  in do_ip_setsockopt()
1269 	struct inet_sock *inet = inet_sk(sk);  in do_ip_getsockopt()  local
1296 		inet_opt = rcu_dereference_protected(inet->inet_opt,  in do_ip_getsockopt()
1318 		val = (inet->cmsg_flags & IP_CMSG_PKTINFO) != 0;  in do_ip_getsockopt()
1321 		val = (inet->cmsg_flags & IP_CMSG_TTL) != 0;  in do_ip_getsockopt()
1324 		val = (inet->cmsg_flags & IP_CMSG_TOS) != 0;  in do_ip_getsockopt()
1327 		val = (inet->cmsg_flags & IP_CMSG_RECVOPTS) != 0;  in do_ip_getsockopt()
1330 		val = (inet->cmsg_flags & IP_CMSG_RETOPTS) != 0;  in do_ip_getsockopt()
1333 		val = (inet->cmsg_flags & IP_CMSG_PASSSEC) != 0;  in do_ip_getsockopt()
1336 		val = (inet->cmsg_flags & IP_CMSG_ORIGDSTADDR) != 0;  in do_ip_getsockopt()
1339 		val = (inet->cmsg_flags & IP_CMSG_CHECKSUM) != 0;  in do_ip_getsockopt()
1342 		val = inet->tos;  in do_ip_getsockopt()
1345 		val = (inet->uc_ttl == -1 ?  in do_ip_getsockopt()
1347 		       inet->uc_ttl);  in do_ip_getsockopt()
1350 		val = inet->hdrincl;  in do_ip_getsockopt()
1353 		val = inet->nodefrag;  in do_ip_getsockopt()
1356 		val = inet->bind_address_no_port;  in do_ip_getsockopt()
1359 		val = inet->pmtudisc;  in do_ip_getsockopt()
1377 		val = inet->recverr;  in do_ip_getsockopt()
1380 		val = inet->mc_ttl;  in do_ip_getsockopt()
1383 		val = inet->mc_loop;  in do_ip_getsockopt()
1386 		val = (__force int)htonl((__u32) inet->uc_index);  in do_ip_getsockopt()
1392 		addr.s_addr = inet->mc_addr;  in do_ip_getsockopt()
1435 		val = inet->mc_all;  in do_ip_getsockopt()
1450 		if (inet->cmsg_flags & IP_CMSG_PKTINFO) {  in do_ip_getsockopt()
1453 			info.ipi_addr.s_addr = inet->inet_rcv_saddr;  in do_ip_getsockopt()
1454 			info.ipi_spec_dst.s_addr = inet->inet_rcv_saddr;  in do_ip_getsockopt()
1455 			info.ipi_ifindex = inet->mc_index;  in do_ip_getsockopt()
1458 		if (inet->cmsg_flags & IP_CMSG_TTL) {  in do_ip_getsockopt()
1459 			int hlim = inet->mc_ttl;  in do_ip_getsockopt()
1462 		if (inet->cmsg_flags & IP_CMSG_TOS) {  in do_ip_getsockopt()
1463 			int tos = inet->rcv_tos;  in do_ip_getsockopt()
1470 		val = inet->freebind;  in do_ip_getsockopt()
1473 		val = inet->transparent;  in do_ip_getsockopt()
1476 		val = inet->min_ttl;  in do_ip_getsockopt()