175 	unsigned int flags = inet->cmsg_flags;  in ip_cmsg_recv_offset()
563 		if (inet_sk(sk)->cmsg_flags)  in ip_recv_error()
630 	inet_sk(sk)->cmsg_flags |= IP_CMSG_PKTINFO;  in ip_sock_set_pktinfo()
985 			inet->cmsg_flags |= IP_CMSG_PKTINFO;  in do_ip_setsockopt()
987 			inet->cmsg_flags &= ~IP_CMSG_PKTINFO;  in do_ip_setsockopt()
991 			inet->cmsg_flags |=  IP_CMSG_TTL;  in do_ip_setsockopt()
993 			inet->cmsg_flags &= ~IP_CMSG_TTL;  in do_ip_setsockopt()
997 			inet->cmsg_flags |=  IP_CMSG_TOS;  in do_ip_setsockopt()
999 			inet->cmsg_flags &= ~IP_CMSG_TOS;  in do_ip_setsockopt()
1003 			inet->cmsg_flags |=  IP_CMSG_RECVOPTS;  in do_ip_setsockopt()
1005 			inet->cmsg_flags &= ~IP_CMSG_RECVOPTS;  in do_ip_setsockopt()
1009 			inet->cmsg_flags |= IP_CMSG_RETOPTS;  in do_ip_setsockopt()
1011 			inet->cmsg_flags &= ~IP_CMSG_RETOPTS;  in do_ip_setsockopt()
1015 			inet->cmsg_flags |= IP_CMSG_PASSSEC;  in do_ip_setsockopt()
1017 			inet->cmsg_flags &= ~IP_CMSG_PASSSEC;  in do_ip_setsockopt()
1021 			inet->cmsg_flags |= IP_CMSG_ORIGDSTADDR;  in do_ip_setsockopt()
1023 			inet->cmsg_flags &= ~IP_CMSG_ORIGDSTADDR;  in do_ip_setsockopt()
1027 			if (!(inet->cmsg_flags & IP_CMSG_CHECKSUM)) {  in do_ip_setsockopt()
1029 				inet->cmsg_flags |= IP_CMSG_CHECKSUM;  in do_ip_setsockopt()
1032 			if (inet->cmsg_flags & IP_CMSG_CHECKSUM) {  in do_ip_setsockopt()
1034 				inet->cmsg_flags &= ~IP_CMSG_CHECKSUM;  in do_ip_setsockopt()
1042 			inet->cmsg_flags |= IP_CMSG_RECVFRAGSIZE;  in do_ip_setsockopt()
1044 			inet->cmsg_flags &= ~IP_CMSG_RECVFRAGSIZE;  in do_ip_setsockopt()
1395 	bool prepare = (inet_sk(sk)->cmsg_flags & IP_CMSG_PKTINFO) ||  in ipv4_pktinfo_prepare()
1581 		val = (inet->cmsg_flags & IP_CMSG_PKTINFO) != 0;  in do_ip_getsockopt()
1584 		val = (inet->cmsg_flags & IP_CMSG_TTL) != 0;  in do_ip_getsockopt()
1587 		val = (inet->cmsg_flags & IP_CMSG_TOS) != 0;  in do_ip_getsockopt()
1590 		val = (inet->cmsg_flags & IP_CMSG_RECVOPTS) != 0;  in do_ip_getsockopt()
1593 		val = (inet->cmsg_flags & IP_CMSG_RETOPTS) != 0;  in do_ip_getsockopt()
1596 		val = (inet->cmsg_flags & IP_CMSG_PASSSEC) != 0;  in do_ip_getsockopt()
1599 		val = (inet->cmsg_flags & IP_CMSG_ORIGDSTADDR) != 0;  in do_ip_getsockopt()
1602 		val = (inet->cmsg_flags & IP_CMSG_CHECKSUM) != 0;  in do_ip_getsockopt()
1605 		val = (inet->cmsg_flags & IP_CMSG_RECVFRAGSIZE) != 0;  in do_ip_getsockopt()
1717 		if (inet->cmsg_flags & IP_CMSG_PKTINFO) {  in do_ip_getsockopt()
1725 		if (inet->cmsg_flags & IP_CMSG_TTL) {  in do_ip_getsockopt()
1729 		if (inet->cmsg_flags & IP_CMSG_TOS) {  in do_ip_getsockopt()