716 	struct ipv6_txoptions *opt2;  in ipv6_dup_options()  local
718 	opt2 = sock_kmalloc(sk, opt->tot_len, GFP_ATOMIC);  in ipv6_dup_options()
719 	if (opt2) {  in ipv6_dup_options()
720 		long dif = (char *)opt2 - (char *)opt;  in ipv6_dup_options()
721 		memcpy(opt2, opt, opt->tot_len);  in ipv6_dup_options()
722 		if (opt2->hopopt)  in ipv6_dup_options()
723 			*((char **)&opt2->hopopt) += dif;  in ipv6_dup_options()
724 		if (opt2->dst0opt)  in ipv6_dup_options()
725 			*((char **)&opt2->dst0opt) += dif;  in ipv6_dup_options()
726 		if (opt2->dst1opt)  in ipv6_dup_options()
727 			*((char **)&opt2->dst1opt) += dif;  in ipv6_dup_options()
728 		if (opt2->srcrt)  in ipv6_dup_options()
729 			*((char **)&opt2->srcrt) += dif;  in ipv6_dup_options()
730 		atomic_set(&opt2->refcnt, 1);  in ipv6_dup_options()
732 	return opt2;  in ipv6_dup_options()
768 	struct ipv6_txoptions *opt2;  in ipv6_renew_options()  local
788 	tot_len += sizeof(*opt2);  in ipv6_renew_options()
789 	opt2 = sock_kmalloc(sk, tot_len, GFP_ATOMIC);  in ipv6_renew_options()
790 	if (!opt2)  in ipv6_renew_options()
793 	memset(opt2, 0, tot_len);  in ipv6_renew_options()
794 	atomic_set(&opt2->refcnt, 1);  in ipv6_renew_options()
795 	opt2->tot_len = tot_len;  in ipv6_renew_options()
796 	p = (char *)(opt2 + 1);  in ipv6_renew_options()
800 				&opt2->hopopt, &p);  in ipv6_renew_options()
806 				&opt2->dst0opt, &p);  in ipv6_renew_options()
812 				(struct ipv6_opt_hdr **)&opt2->srcrt, &p);  in ipv6_renew_options()
818 				&opt2->dst1opt, &p);  in ipv6_renew_options()
822 	opt2->opt_nflen = (opt2->hopopt ? ipv6_optlen(opt2->hopopt) : 0) +  in ipv6_renew_options()
823 			  (opt2->dst0opt ? ipv6_optlen(opt2->dst0opt) : 0) +  in ipv6_renew_options()
824 			  (opt2->srcrt ? ipv6_optlen(opt2->srcrt) : 0);  in ipv6_renew_options()
825 	opt2->opt_flen = (opt2->dst1opt ? ipv6_optlen(opt2->dst1opt) : 0);  in ipv6_renew_options()
827 	return opt2;  in ipv6_renew_options()
829 	sock_kfree_s(sk, opt2, opt2->tot_len);  in ipv6_renew_options()