1234 	struct ipv6_txoptions *opt2;  in ipv6_dup_options()  local
1236 	opt2 = sock_kmalloc(sk, opt->tot_len, GFP_ATOMIC);  in ipv6_dup_options()
1237 	if (opt2) {  in ipv6_dup_options()
1238 		long dif = (char *)opt2 - (char *)opt;  in ipv6_dup_options()
1239 		memcpy(opt2, opt, opt->tot_len);  in ipv6_dup_options()
1240 		if (opt2->hopopt)  in ipv6_dup_options()
1241 			*((char **)&opt2->hopopt) += dif;  in ipv6_dup_options()
1242 		if (opt2->dst0opt)  in ipv6_dup_options()
1243 			*((char **)&opt2->dst0opt) += dif;  in ipv6_dup_options()
1244 		if (opt2->dst1opt)  in ipv6_dup_options()
1245 			*((char **)&opt2->dst1opt) += dif;  in ipv6_dup_options()
1246 		if (opt2->srcrt)  in ipv6_dup_options()
1247 			*((char **)&opt2->srcrt) += dif;  in ipv6_dup_options()
1248 		refcount_set(&opt2->refcnt, 1);  in ipv6_dup_options()
1250 	return opt2;  in ipv6_dup_options()
1297 	struct ipv6_txoptions *opt2;  in ipv6_renew_options()  local
1316 	tot_len += sizeof(*opt2);  in ipv6_renew_options()
1317 	opt2 = sock_kmalloc(sk, tot_len, GFP_ATOMIC);  in ipv6_renew_options()
1318 	if (!opt2)  in ipv6_renew_options()
1321 	memset(opt2, 0, tot_len);  in ipv6_renew_options()
1322 	refcount_set(&opt2->refcnt, 1);  in ipv6_renew_options()
1323 	opt2->tot_len = tot_len;  in ipv6_renew_options()
1324 	p = (char *)(opt2 + 1);  in ipv6_renew_options()
1326 	ipv6_renew_option(IPV6_HOPOPTS, &opt2->hopopt,  in ipv6_renew_options()
1329 	ipv6_renew_option(IPV6_RTHDRDSTOPTS, &opt2->dst0opt,  in ipv6_renew_options()
1333 			  (struct ipv6_opt_hdr **)&opt2->srcrt,  in ipv6_renew_options()
1336 	ipv6_renew_option(IPV6_DSTOPTS, &opt2->dst1opt,  in ipv6_renew_options()
1340 	opt2->opt_nflen = (opt2->hopopt ? ipv6_optlen(opt2->hopopt) : 0) +  in ipv6_renew_options()
1341 			  (opt2->dst0opt ? ipv6_optlen(opt2->dst0opt) : 0) +  in ipv6_renew_options()
1342 			  (opt2->srcrt ? ipv6_optlen(opt2->srcrt) : 0);  in ipv6_renew_options()
1343 	opt2->opt_flen = (opt2->dst1opt ? ipv6_optlen(opt2->dst1opt) : 0);  in ipv6_renew_options()
1345 	return opt2;  in ipv6_renew_options()