174 	struct inet_sock *inet = inet_sk(sk);  in ip_cmsg_recv_offset()  local
175 	unsigned int flags = inet->cmsg_flags;  in ip_cmsg_recv_offset()
423 	struct inet_sock *inet = inet_sk(sk);  in ip_local_error()  local
428 	if (!inet->recverr)  in ip_local_error()
593 	struct inet_sock *inet = inet_sk(sk);  in do_ip_setsockopt()  local
658 		old = rcu_dereference_protected(inet->inet_opt,  in do_ip_setsockopt()
660 		if (inet->is_icsk) {  in do_ip_setsockopt()
666 			     inet->inet_daddr != LOOPBACK4_IPV6)) {  in do_ip_setsockopt()
677 		rcu_assign_pointer(inet->inet_opt, opt);  in do_ip_setsockopt()
684 			inet->cmsg_flags |= IP_CMSG_PKTINFO;  in do_ip_setsockopt()
686 			inet->cmsg_flags &= ~IP_CMSG_PKTINFO;  in do_ip_setsockopt()
690 			inet->cmsg_flags |=  IP_CMSG_TTL;  in do_ip_setsockopt()
692 			inet->cmsg_flags &= ~IP_CMSG_TTL;  in do_ip_setsockopt()
696 			inet->cmsg_flags |=  IP_CMSG_TOS;  in do_ip_setsockopt()
698 			inet->cmsg_flags &= ~IP_CMSG_TOS;  in do_ip_setsockopt()
702 			inet->cmsg_flags |=  IP_CMSG_RECVOPTS;  in do_ip_setsockopt()
704 			inet->cmsg_flags &= ~IP_CMSG_RECVOPTS;  in do_ip_setsockopt()
708 			inet->cmsg_flags |= IP_CMSG_RETOPTS;  in do_ip_setsockopt()
710 			inet->cmsg_flags &= ~IP_CMSG_RETOPTS;  in do_ip_setsockopt()
714 			inet->cmsg_flags |= IP_CMSG_PASSSEC;  in do_ip_setsockopt()
716 			inet->cmsg_flags &= ~IP_CMSG_PASSSEC;  in do_ip_setsockopt()
720 			inet->cmsg_flags |= IP_CMSG_ORIGDSTADDR;  in do_ip_setsockopt()
722 			inet->cmsg_flags &= ~IP_CMSG_ORIGDSTADDR;  in do_ip_setsockopt()
726 			if (!(inet->cmsg_flags & IP_CMSG_CHECKSUM)) {  in do_ip_setsockopt()
728 				inet->cmsg_flags |= IP_CMSG_CHECKSUM;  in do_ip_setsockopt()
731 			if (inet->cmsg_flags & IP_CMSG_CHECKSUM) {  in do_ip_setsockopt()
733 				inet->cmsg_flags &= ~IP_CMSG_CHECKSUM;  in do_ip_setsockopt()
741 			inet->cmsg_flags |= IP_CMSG_RECVFRAGSIZE;  in do_ip_setsockopt()
743 			inet->cmsg_flags &= ~IP_CMSG_RECVFRAGSIZE;  in do_ip_setsockopt()
748 			val |= inet->tos & INET_ECN_MASK;  in do_ip_setsockopt()
750 		if (inet->tos != val) {  in do_ip_setsockopt()
751 			inet->tos = val;  in do_ip_setsockopt()
761 		inet->uc_ttl = val;  in do_ip_setsockopt()
768 		inet->hdrincl = val ? 1 : 0;  in do_ip_setsockopt()
775 		inet->nodefrag = val ? 1 : 0;  in do_ip_setsockopt()
778 		inet->bind_address_no_port = val ? 1 : 0;  in do_ip_setsockopt()
783 		inet->pmtudisc = val;  in do_ip_setsockopt()
786 		inet->recverr = !!val;  in do_ip_setsockopt()
799 		inet->mc_ttl = val;  in do_ip_setsockopt()
804 		inet->mc_loop = !!val;  in do_ip_setsockopt()
817 			inet->uc_index = 0;  in do_ip_setsockopt()
835 		inet->uc_index = ifindex;  in do_ip_setsockopt()
873 				inet->mc_index = 0;  in do_ip_setsockopt()
874 				inet->mc_addr  = 0;  in do_ip_setsockopt()
899 		inet->mc_index = mreq.imr_ifindex;  in do_ip_setsockopt()
900 		inet->mc_addr  = mreq.imr_address.s_addr;  in do_ip_setsockopt()
1147 		inet->mc_all = val;  in do_ip_setsockopt()
1153 		inet->freebind = !!val;  in do_ip_setsockopt()
1172 		inet->transparent = !!val;  in do_ip_setsockopt()
1180 		inet->min_ttl = val;  in do_ip_setsockopt()
1312 	struct inet_sock *inet = inet_sk(sk);  in do_ip_getsockopt()  local
1339 		inet_opt = rcu_dereference_protected(inet->inet_opt,  in do_ip_getsockopt()
1361 		val = (inet->cmsg_flags & IP_CMSG_PKTINFO) != 0;  in do_ip_getsockopt()
1364 		val = (inet->cmsg_flags & IP_CMSG_TTL) != 0;  in do_ip_getsockopt()
1367 		val = (inet->cmsg_flags & IP_CMSG_TOS) != 0;  in do_ip_getsockopt()
1370 		val = (inet->cmsg_flags & IP_CMSG_RECVOPTS) != 0;  in do_ip_getsockopt()
1373 		val = (inet->cmsg_flags & IP_CMSG_RETOPTS) != 0;  in do_ip_getsockopt()
1376 		val = (inet->cmsg_flags & IP_CMSG_PASSSEC) != 0;  in do_ip_getsockopt()
1379 		val = (inet->cmsg_flags & IP_CMSG_ORIGDSTADDR) != 0;  in do_ip_getsockopt()
1382 		val = (inet->cmsg_flags & IP_CMSG_CHECKSUM) != 0;  in do_ip_getsockopt()
1385 		val = (inet->cmsg_flags & IP_CMSG_RECVFRAGSIZE) != 0;  in do_ip_getsockopt()
1388 		val = inet->tos;  in do_ip_getsockopt()
1393 		val = (inet->uc_ttl == -1 ?  in do_ip_getsockopt()
1395 		       inet->uc_ttl);  in do_ip_getsockopt()
1399 		val = inet->hdrincl;  in do_ip_getsockopt()
1402 		val = inet->nodefrag;  in do_ip_getsockopt()
1405 		val = inet->bind_address_no_port;  in do_ip_getsockopt()
1408 		val = inet->pmtudisc;  in do_ip_getsockopt()
1426 		val = inet->recverr;  in do_ip_getsockopt()
1429 		val = inet->mc_ttl;  in do_ip_getsockopt()
1432 		val = inet->mc_loop;  in do_ip_getsockopt()
1435 		val = (__force int)htonl((__u32) inet->uc_index);  in do_ip_getsockopt()
1441 		addr.s_addr = inet->mc_addr;  in do_ip_getsockopt()
1484 		val = inet->mc_all;  in do_ip_getsockopt()
1499 		if (inet->cmsg_flags & IP_CMSG_PKTINFO) {  in do_ip_getsockopt()
1502 			info.ipi_addr.s_addr = inet->inet_rcv_saddr;  in do_ip_getsockopt()
1503 			info.ipi_spec_dst.s_addr = inet->inet_rcv_saddr;  in do_ip_getsockopt()
1504 			info.ipi_ifindex = inet->mc_index;  in do_ip_getsockopt()
1507 		if (inet->cmsg_flags & IP_CMSG_TTL) {  in do_ip_getsockopt()
1508 			int hlim = inet->mc_ttl;  in do_ip_getsockopt()
1511 		if (inet->cmsg_flags & IP_CMSG_TOS) {  in do_ip_getsockopt()
1512 			int tos = inet->rcv_tos;  in do_ip_getsockopt()
1519 		val = inet->freebind;  in do_ip_getsockopt()
1522 		val = inet->transparent;  in do_ip_getsockopt()
1525 		val = inet->min_ttl;  in do_ip_getsockopt()