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()
439 	struct inet_sock *inet = inet_sk(sk);  in ip_local_error()  local
444 	if (!inet->recverr)  in ip_local_error()
892 	struct inet_sock *inet = inet_sk(sk);  in do_ip_setsockopt()  local
957 		old = rcu_dereference_protected(inet->inet_opt,  in do_ip_setsockopt()
959 		if (inet->is_icsk) {  in do_ip_setsockopt()
965 			     inet->inet_daddr != LOOPBACK4_IPV6)) {  in do_ip_setsockopt()
976 		rcu_assign_pointer(inet->inet_opt, opt);  in do_ip_setsockopt()
983 			inet->cmsg_flags |= IP_CMSG_PKTINFO;  in do_ip_setsockopt()
985 			inet->cmsg_flags &= ~IP_CMSG_PKTINFO;  in do_ip_setsockopt()
989 			inet->cmsg_flags |=  IP_CMSG_TTL;  in do_ip_setsockopt()
991 			inet->cmsg_flags &= ~IP_CMSG_TTL;  in do_ip_setsockopt()
995 			inet->cmsg_flags |=  IP_CMSG_TOS;  in do_ip_setsockopt()
997 			inet->cmsg_flags &= ~IP_CMSG_TOS;  in do_ip_setsockopt()
1001 			inet->cmsg_flags |=  IP_CMSG_RECVOPTS;  in do_ip_setsockopt()
1003 			inet->cmsg_flags &= ~IP_CMSG_RECVOPTS;  in do_ip_setsockopt()
1007 			inet->cmsg_flags |= IP_CMSG_RETOPTS;  in do_ip_setsockopt()
1009 			inet->cmsg_flags &= ~IP_CMSG_RETOPTS;  in do_ip_setsockopt()
1013 			inet->cmsg_flags |= IP_CMSG_PASSSEC;  in do_ip_setsockopt()
1015 			inet->cmsg_flags &= ~IP_CMSG_PASSSEC;  in do_ip_setsockopt()
1019 			inet->cmsg_flags |= IP_CMSG_ORIGDSTADDR;  in do_ip_setsockopt()
1021 			inet->cmsg_flags &= ~IP_CMSG_ORIGDSTADDR;  in do_ip_setsockopt()
1025 			if (!(inet->cmsg_flags & IP_CMSG_CHECKSUM)) {  in do_ip_setsockopt()
1027 				inet->cmsg_flags |= IP_CMSG_CHECKSUM;  in do_ip_setsockopt()
1030 			if (inet->cmsg_flags & IP_CMSG_CHECKSUM) {  in do_ip_setsockopt()
1032 				inet->cmsg_flags &= ~IP_CMSG_CHECKSUM;  in do_ip_setsockopt()
1040 			inet->cmsg_flags |= IP_CMSG_RECVFRAGSIZE;  in do_ip_setsockopt()
1042 			inet->cmsg_flags &= ~IP_CMSG_RECVFRAGSIZE;  in do_ip_setsockopt()
1052 		inet->uc_ttl = val;  in do_ip_setsockopt()
1059 		inet->hdrincl = val ? 1 : 0;  in do_ip_setsockopt()
1066 		inet->nodefrag = val ? 1 : 0;  in do_ip_setsockopt()
1069 		inet->bind_address_no_port = val ? 1 : 0;  in do_ip_setsockopt()
1074 		inet->pmtudisc = val;  in do_ip_setsockopt()
1077 		inet->recverr = !!val;  in do_ip_setsockopt()
1084 		inet->recverr_rfc4884 = !!val;  in do_ip_setsockopt()
1095 		inet->mc_ttl = val;  in do_ip_setsockopt()
1100 		inet->mc_loop = !!val;  in do_ip_setsockopt()
1113 			inet->uc_index = 0;  in do_ip_setsockopt()
1130 		inet->uc_index = ifindex;  in do_ip_setsockopt()
1168 				inet->mc_index = 0;  in do_ip_setsockopt()
1169 				inet->mc_addr  = 0;  in do_ip_setsockopt()
1194 		inet->mc_index = mreq.imr_ifindex;  in do_ip_setsockopt()
1195 		inet->mc_addr  = mreq.imr_address.s_addr;  in do_ip_setsockopt()
1322 		inet->mc_all = val;  in do_ip_setsockopt()
1328 		inet->freebind = !!val;  in do_ip_setsockopt()
1347 		inet->transparent = !!val;  in do_ip_setsockopt()
1355 		inet->min_ttl = val;  in do_ip_setsockopt()
1518 	struct inet_sock *inet = inet_sk(sk);  in do_ip_getsockopt()  local
1545 		inet_opt = rcu_dereference_protected(inet->inet_opt,  in do_ip_getsockopt()
1567 		val = (inet->cmsg_flags & IP_CMSG_PKTINFO) != 0;  in do_ip_getsockopt()
1570 		val = (inet->cmsg_flags & IP_CMSG_TTL) != 0;  in do_ip_getsockopt()
1573 		val = (inet->cmsg_flags & IP_CMSG_TOS) != 0;  in do_ip_getsockopt()
1576 		val = (inet->cmsg_flags & IP_CMSG_RECVOPTS) != 0;  in do_ip_getsockopt()
1579 		val = (inet->cmsg_flags & IP_CMSG_RETOPTS) != 0;  in do_ip_getsockopt()
1582 		val = (inet->cmsg_flags & IP_CMSG_PASSSEC) != 0;  in do_ip_getsockopt()
1585 		val = (inet->cmsg_flags & IP_CMSG_ORIGDSTADDR) != 0;  in do_ip_getsockopt()
1588 		val = (inet->cmsg_flags & IP_CMSG_CHECKSUM) != 0;  in do_ip_getsockopt()
1591 		val = (inet->cmsg_flags & IP_CMSG_RECVFRAGSIZE) != 0;  in do_ip_getsockopt()
1594 		val = inet->tos;  in do_ip_getsockopt()
1599 		val = (inet->uc_ttl == -1 ?  in do_ip_getsockopt()
1601 		       inet->uc_ttl);  in do_ip_getsockopt()
1605 		val = inet->hdrincl;  in do_ip_getsockopt()
1608 		val = inet->nodefrag;  in do_ip_getsockopt()
1611 		val = inet->bind_address_no_port;  in do_ip_getsockopt()
1614 		val = inet->pmtudisc;  in do_ip_getsockopt()
1632 		val = inet->recverr;  in do_ip_getsockopt()
1635 		val = inet->recverr_rfc4884;  in do_ip_getsockopt()
1638 		val = inet->mc_ttl;  in do_ip_getsockopt()
1641 		val = inet->mc_loop;  in do_ip_getsockopt()
1644 		val = (__force int)htonl((__u32) inet->uc_index);  in do_ip_getsockopt()
1650 		addr.s_addr = inet->mc_addr;  in do_ip_getsockopt()
1683 		val = inet->mc_all;  in do_ip_getsockopt()
1699 		if (inet->cmsg_flags & IP_CMSG_PKTINFO) {  in do_ip_getsockopt()
1702 			info.ipi_addr.s_addr = inet->inet_rcv_saddr;  in do_ip_getsockopt()
1703 			info.ipi_spec_dst.s_addr = inet->inet_rcv_saddr;  in do_ip_getsockopt()
1704 			info.ipi_ifindex = inet->mc_index;  in do_ip_getsockopt()
1707 		if (inet->cmsg_flags & IP_CMSG_TTL) {  in do_ip_getsockopt()
1708 			int hlim = inet->mc_ttl;  in do_ip_getsockopt()
1711 		if (inet->cmsg_flags & IP_CMSG_TOS) {  in do_ip_getsockopt()
1712 			int tos = inet->rcv_tos;  in do_ip_getsockopt()
1719 		val = inet->freebind;  in do_ip_getsockopt()
1722 		val = inet->transparent;  in do_ip_getsockopt()
1725 		val = inet->min_ttl;  in do_ip_getsockopt()