158 	u8 *opt = skb_put(skb, space);  in ndisc_fill_addr_option()  local
160 	opt[0] = type;  in ndisc_fill_addr_option()
161 	opt[1] = space>>3;  in ndisc_fill_addr_option()
163 	memset(opt + 2, 0, pad);  in ndisc_fill_addr_option()
164 	opt   += pad;  in ndisc_fill_addr_option()
167 	memcpy(opt+2, data, data_len);  in ndisc_fill_addr_option()
169 	opt += data_len;  in ndisc_fill_addr_option()
172 		memset(opt, 0, space);  in ndisc_fill_addr_option()
188 static inline int ndisc_is_useropt(struct nd_opt_hdr *opt)  in ndisc_is_useropt()  argument
190 	return opt->nd_opt_type == ND_OPT_RDNSS ||  in ndisc_is_useropt()
191 		opt->nd_opt_type == ND_OPT_DNSSL;  in ndisc_is_useropt()
205 struct ndisc_options *ndisc_parse_options(u8 *opt, int opt_len,  in ndisc_parse_options()  argument
208 	struct nd_opt_hdr *nd_opt = (struct nd_opt_hdr *)opt;  in ndisc_parse_options()
712 				    offsetof(struct nd_msg, opt));  in ndisc_recv_ns()
741 	if (!ndisc_parse_options(msg->opt, ndoptlen, &ndopts)) {  in ndisc_recv_ns()
883 				    offsetof(struct nd_msg, opt));  in ndisc_recv_na()
905 	if (!ndisc_parse_options(msg->opt, ndoptlen, &ndopts)) {  in ndisc_recv_na()
1011 	if (!ndisc_parse_options(rs_msg->opt, ndoptlen, &ndopts)) {  in ndisc_recv_rs()
1035 static void ndisc_ra_useropt(struct sk_buff *ra, struct nd_opt_hdr *opt)  in ndisc_ra_useropt()  argument
1044 				    + (opt->nd_opt_len << 3));  in ndisc_ra_useropt()
1063 	ndmsg->nduseropt_opts_len = opt->nd_opt_len << 3;  in ndisc_ra_useropt()
1065 	memcpy(ndmsg + 1, opt, opt->nd_opt_len << 3);  in ndisc_ra_useropt()
1094 	__u8 *opt = (__u8 *)(ra_msg + 1);  in ndisc_router_discovery()  local
1129 	if (!ndisc_parse_options(opt, optlen, &ndopts)) {  in ndisc_router_discovery()
1435 				    offsetof(struct rd_msg, opt));  in ndisc_redirect_rcv()
1453 	if (!ndisc_parse_options(msg->opt, ndoptlen, &ndopts))  in ndisc_redirect_rcv()
1474 	u8 *opt = skb_put(skb, rd_len);  in ndisc_fill_redirect_hdr_option()  local
1476 	memset(opt, 0, 8);  in ndisc_fill_redirect_hdr_option()
1477 	*(opt++) = ND_OPT_REDIRECT_HDR;  in ndisc_fill_redirect_hdr_option()
1478 	*(opt++) = (rd_len >> 3);  in ndisc_fill_redirect_hdr_option()
1479 	opt += 6;  in ndisc_fill_redirect_hdr_option()
1481 	memcpy(opt, ipv6_hdr(orig_skb), rd_len - 8);  in ndisc_fill_redirect_hdr_option()