1217 	struct ipv6_txoptions *opt2;  in ipv6_dup_options()  local
1219 	opt2 = sock_kmemdup(sk, opt, opt->tot_len, GFP_ATOMIC);  in ipv6_dup_options()
1220 	if (opt2) {  in ipv6_dup_options()
1221 		long dif = (char *)opt2 - (char *)opt;  in ipv6_dup_options()
1222 		if (opt2->hopopt)  in ipv6_dup_options()
1223 			*((char **)&opt2->hopopt) += dif;  in ipv6_dup_options()
1224 		if (opt2->dst0opt)  in ipv6_dup_options()
1225 			*((char **)&opt2->dst0opt) += dif;  in ipv6_dup_options()
1226 		if (opt2->dst1opt)  in ipv6_dup_options()
1227 			*((char **)&opt2->dst1opt) += dif;  in ipv6_dup_options()
1228 		if (opt2->srcrt)  in ipv6_dup_options()
1229 			*((char **)&opt2->srcrt) += dif;  in ipv6_dup_options()
1230 		refcount_set(&opt2->refcnt, 1);  in ipv6_dup_options()
1232 	return opt2;  in ipv6_dup_options()
1279 	struct ipv6_txoptions *opt2;  in ipv6_renew_options()  local
1298 	tot_len += sizeof(*opt2);  in ipv6_renew_options()
1299 	opt2 = sock_kmalloc(sk, tot_len, GFP_ATOMIC);  in ipv6_renew_options()
1300 	if (!opt2)  in ipv6_renew_options()
1303 	memset(opt2, 0, tot_len);  in ipv6_renew_options()
1304 	refcount_set(&opt2->refcnt, 1);  in ipv6_renew_options()
1305 	opt2->tot_len = tot_len;  in ipv6_renew_options()
1306 	p = (char *)(opt2 + 1);  in ipv6_renew_options()
1308 	ipv6_renew_option(IPV6_HOPOPTS, &opt2->hopopt,  in ipv6_renew_options()
1311 	ipv6_renew_option(IPV6_RTHDRDSTOPTS, &opt2->dst0opt,  in ipv6_renew_options()
1315 			  (struct ipv6_opt_hdr **)&opt2->srcrt,  in ipv6_renew_options()
1318 	ipv6_renew_option(IPV6_DSTOPTS, &opt2->dst1opt,  in ipv6_renew_options()
1322 	opt2->opt_nflen = (opt2->hopopt ? ipv6_optlen(opt2->hopopt) : 0) +  in ipv6_renew_options()
1323 			  (opt2->dst0opt ? ipv6_optlen(opt2->dst0opt) : 0) +  in ipv6_renew_options()
1324 			  (opt2->srcrt ? ipv6_optlen(opt2->srcrt) : 0);  in ipv6_renew_options()
1325 	opt2->opt_flen = (opt2->dst1opt ? ipv6_optlen(opt2->dst1opt) : 0);  in ipv6_renew_options()
1327 	return opt2;  in ipv6_renew_options()