141 		sockptr_t optval, int optlen)  in copy_group_source_from_sockptr()  argument
146 		if (optlen < sizeof(gr32))  in copy_group_source_from_sockptr()
154 		if (optlen < sizeof(*greqs))  in copy_group_source_from_sockptr()
164 		sockptr_t optval, int optlen)  in do_ipv6_mcast_group_source()  argument
170 	ret = copy_group_source_from_sockptr(&greqs, optval, optlen);  in do_ipv6_mcast_group_source()
205 		int optlen)  in ipv6_set_mcast_msfilter()  argument
210 	if (optlen < GROUP_FILTER_SIZE(0))  in ipv6_set_mcast_msfilter()
212 	if (optlen > READ_ONCE(sock_net(sk)->core.sysctl_optmem_max))  in ipv6_set_mcast_msfilter()
215 	gsf = memdup_sockptr(optval, optlen);  in ipv6_set_mcast_msfilter()
226 	if (GROUP_FILTER_SIZE(gsf->gf_numsrc) > optlen)  in ipv6_set_mcast_msfilter()
236 		int optlen)  in compat_ipv6_set_mcast_msfilter()  argument
244 	if (optlen < size0)  in compat_ipv6_set_mcast_msfilter()
246 	if (optlen > READ_ONCE(sock_net(sk)->core.sysctl_optmem_max) - 4)  in compat_ipv6_set_mcast_msfilter()
249 	p = kmalloc(optlen + 4, GFP_KERNEL);  in compat_ipv6_set_mcast_msfilter()
255 	if (copy_from_sockptr(gf32, optval, optlen))  in compat_ipv6_set_mcast_msfilter()
265 	if (offsetof(struct compat_group_filter, gf_slist_flex[n]) > optlen)  in compat_ipv6_set_mcast_msfilter()
280 		sockptr_t optval, int optlen)  in ipv6_mcast_join_leave()  argument
285 	if (optlen < sizeof(greq))  in ipv6_mcast_join_leave()
300 		sockptr_t optval, int optlen)  in compat_ipv6_mcast_join_leave()  argument
305 	if (optlen < sizeof(gr32))  in compat_ipv6_mcast_join_leave()
320 		int optlen)  in ipv6_set_opt_hdr()  argument
335 	if (optlen > 0) {  in ipv6_set_opt_hdr()
338 		if (optlen < sizeof(struct ipv6_opt_hdr) ||  in ipv6_set_opt_hdr()
339 		    optlen & 0x7 ||  in ipv6_set_opt_hdr()
340 		    optlen > 8 * 255)  in ipv6_set_opt_hdr()
343 		new = memdup_sockptr(optval, optlen);  in ipv6_set_opt_hdr()
346 		if (unlikely(ipv6_optlen(new) > optlen)) {  in ipv6_set_opt_hdr()
374 			if (!seg6_validate_srh(srh, optlen, false))  in ipv6_set_opt_hdr()
394 		       sockptr_t optval, unsigned int optlen)  in do_ipv6_setsockopt()  argument
405 		if (optlen >= sizeof(int)) {  in do_ipv6_setsockopt()
415 		return ip6_mroute_setsockopt(sk, optname, optval, optlen);  in do_ipv6_setsockopt()
420 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
427 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
436 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
444 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
451 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
465 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
472 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
484 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
491 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
496 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
503 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
508 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
514 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
544 		if (optlen != sizeof(int))  in do_ipv6_setsockopt()
578 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
657 		if (optlen < sizeof(int) ||  in do_ipv6_setsockopt()
665 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
672 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
679 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
686 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
693 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
700 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
707 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
714 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
721 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
728 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
735 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
754 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
761 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
768 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
780 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
788 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
796 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
806 		retv = ipv6_set_opt_hdr(sk, optname, optval, optlen);  in do_ipv6_setsockopt()
813 		if (optlen == 0)  in do_ipv6_setsockopt()
815 		else if (optlen < sizeof(struct in6_pktinfo) ||  in do_ipv6_setsockopt()
843 		if (optlen == 0)  in do_ipv6_setsockopt()
850 		if (optlen > 64*1024)  in do_ipv6_setsockopt()
853 		opt = sock_kmalloc(sk, sizeof(*opt) + optlen, GFP_KERNEL);  in do_ipv6_setsockopt()
860 		opt->tot_len = sizeof(*opt) + optlen;  in do_ipv6_setsockopt()
862 		if (copy_from_sockptr(opt + 1, optval, optlen))  in do_ipv6_setsockopt()
865 		msg.msg_controllen = optlen;  in do_ipv6_setsockopt()
889 		if (optlen < sizeof(struct ipv6_mreq))  in do_ipv6_setsockopt()
911 		if (optlen < sizeof(struct ipv6_mreq))  in do_ipv6_setsockopt()
928 							    optlen);  in do_ipv6_setsockopt()
931 						     optlen);  in do_ipv6_setsockopt()
937 		retv = do_ipv6_mcast_group_source(sk, optname, optval, optlen);  in do_ipv6_setsockopt()
942 							      optlen);  in do_ipv6_setsockopt()
944 			retv = ipv6_set_mcast_msfilter(sk, optval, optlen);  in do_ipv6_setsockopt()
947 		if (optlen < sizeof(int))  in do_ipv6_setsockopt()
954 		retv = ipv6_flowlabel_opt(sk, optval, optlen);  in do_ipv6_setsockopt()
961 		retv = xfrm_user_policy(sk, optname, optval, optlen);  in do_ipv6_setsockopt()
983 		    unsigned int optlen)  in ipv6_setsockopt()  argument
988 		return ip_setsockopt(sk, level, optname, optval, optlen);  in ipv6_setsockopt()
993 	err = do_ipv6_setsockopt(sk, level, optname, optval, optlen);  in ipv6_setsockopt()
998 		err = nf_setsockopt(sk, PF_INET6, optname, optval, optlen);  in ipv6_setsockopt()
1039 			     sockptr_t optlen, int len)  in ipv6_get_msfilter()  argument
1059 		if (copy_to_sockptr(optlen, &len, sizeof(int)) ||  in ipv6_get_msfilter()
1068 				    sockptr_t optlen, int len)  in compat_ipv6_get_msfilter()  argument
1097 	if (copy_to_sockptr(optlen, &len, sizeof(int)) ||  in compat_ipv6_get_msfilter()
1107 		       sockptr_t optval, sockptr_t optlen)  in do_ipv6_getsockopt()  argument
1114 		return ip6_mroute_getsockopt(sk, optname, optval, optlen);  in do_ipv6_getsockopt()
1116 	if (copy_from_sockptr(&len, optlen, sizeof(int)))  in do_ipv6_getsockopt()
1130 			return compat_ipv6_get_msfilter(sk, optval, optlen, len);  in do_ipv6_getsockopt()
1131 		return ipv6_get_msfilter(sk, optval, optlen, len);  in do_ipv6_getsockopt()
1197 		return copy_to_sockptr(optlen, &len, sizeof(int));  in do_ipv6_getsockopt()
1257 		return copy_to_sockptr(optlen, &len, sizeof(int));  in do_ipv6_getsockopt()
1311 		if (copy_to_sockptr(optlen, &len, sizeof(int)))  in do_ipv6_getsockopt()
1405 		if (copy_to_sockptr(optlen, &len, sizeof(int)))  in do_ipv6_getsockopt()
1465 	if (copy_to_sockptr(optlen, &len, sizeof(int)))  in do_ipv6_getsockopt()
1473 		    char __user *optval, int __user *optlen)  in ipv6_getsockopt()  argument
1478 		return ip_getsockopt(sk, level, optname, optval, optlen);  in ipv6_getsockopt()
1484 				 USER_SOCKPTR(optval), USER_SOCKPTR(optlen));  in ipv6_getsockopt()
1490 		if (get_user(len, optlen))  in ipv6_getsockopt()
1495 			err = put_user(len, optlen);  in ipv6_getsockopt()