586 	int err, rem, opt_len, opts_len = 0;  in ip_tun_parse_opts()  local
603 			opt_len = ip_tun_parse_opts_geneve(nla, info, opts_len,  in ip_tun_parse_opts()
605 			if (opt_len < 0)  in ip_tun_parse_opts()
606 				return opt_len;  in ip_tun_parse_opts()
607 			opts_len += opt_len;  in ip_tun_parse_opts()
615 			opt_len = ip_tun_parse_opts_vxlan(nla, info, opts_len,  in ip_tun_parse_opts()
617 			if (opt_len < 0)  in ip_tun_parse_opts()
618 				return opt_len;  in ip_tun_parse_opts()
619 			opts_len += opt_len;  in ip_tun_parse_opts()
625 			opt_len = ip_tun_parse_opts_erspan(nla, info, opts_len,  in ip_tun_parse_opts()
627 			if (opt_len < 0)  in ip_tun_parse_opts()
628 				return opt_len;  in ip_tun_parse_opts()
629 			opts_len += opt_len;  in ip_tun_parse_opts()
660 	int err, opt_len;  in ip_tun_build_state()  local
667 	opt_len = ip_tun_get_optlen(tb[LWTUNNEL_IP_OPTS], extack);  in ip_tun_build_state()
668 	if (opt_len < 0)  in ip_tun_build_state()
669 		return opt_len;  in ip_tun_build_state()
671 	new_state = lwtunnel_state_alloc(sizeof(*tun_info) + opt_len);  in ip_tun_build_state()
714 	tun_info->options_len = opt_len;  in ip_tun_build_state()
858 	int opt_len;  in ip_tun_opts_nlsize()  local
863 	opt_len = nla_total_size(0);		/* LWTUNNEL_IP_OPTS */  in ip_tun_opts_nlsize()
868 		opt_len += nla_total_size(0);	/* LWTUNNEL_IP_OPTS_GENEVE */  in ip_tun_opts_nlsize()
871 			opt_len += nla_total_size(2)	/* OPT_GENEVE_CLASS */  in ip_tun_opts_nlsize()
878 		opt_len += nla_total_size(0)	/* LWTUNNEL_IP_OPTS_VXLAN */  in ip_tun_opts_nlsize()
883 		opt_len += nla_total_size(0)	/* LWTUNNEL_IP_OPTS_ERSPAN */  in ip_tun_opts_nlsize()
892 	return opt_len;  in ip_tun_opts_nlsize()
947 	int err, opt_len;  in ip6_tun_build_state()  local
954 	opt_len = ip_tun_get_optlen(tb[LWTUNNEL_IP6_OPTS], extack);  in ip6_tun_build_state()
955 	if (opt_len < 0)  in ip6_tun_build_state()
956 		return opt_len;  in ip6_tun_build_state()
958 	new_state = lwtunnel_state_alloc(sizeof(*tun_info) + opt_len);  in ip6_tun_build_state()
993 	tun_info->options_len = opt_len;  in ip6_tun_build_state()