642 static bool setsockopt_needs_rtnl(int optname)  in setsockopt_needs_rtnl()  argument
644 	switch (optname) {  in setsockopt_needs_rtnl()
723 static int do_mcast_group_source(struct sock *sk, int optname,  in do_mcast_group_source()  argument
745 	if (optname == MCAST_BLOCK_SOURCE) {  in do_mcast_group_source()
748 	} else if (optname == MCAST_UNBLOCK_SOURCE) {  in do_mcast_group_source()
751 	} else if (optname == MCAST_JOIN_SOURCE_GROUP) {  in do_mcast_group_source()
847 static int ip_mcast_join_leave(struct sock *sk, int optname,  in ip_mcast_join_leave()  argument
864 	if (optname == MCAST_JOIN_GROUP)  in ip_mcast_join_leave()
869 static int compat_ip_mcast_join_leave(struct sock *sk, int optname,  in compat_ip_mcast_join_leave()  argument
887 	if (optname == MCAST_JOIN_GROUP)  in compat_ip_mcast_join_leave()
894 int do_ip_setsockopt(struct sock *sk, int level, int optname,  in do_ip_setsockopt()  argument
900 	bool needs_rtnl = setsockopt_needs_rtnl(optname);  in do_ip_setsockopt()
902 	switch (optname) {  in do_ip_setsockopt()
943 	if (optname == IP_ROUTER_ALERT)  in do_ip_setsockopt()
945 	if (ip_mroute_opt(optname))  in do_ip_setsockopt()
946 		return ip_mroute_setsockopt(sk, optname, optval, optlen);  in do_ip_setsockopt()
949 	switch (optname) {  in do_ip_setsockopt()
1049 	switch (optname) {  in do_ip_setsockopt()
1235 		if (optname == IP_ADD_MEMBERSHIP)  in do_ip_setsockopt()
1286 		if (optname == IP_BLOCK_SOURCE) {  in do_ip_setsockopt()
1289 		} else if (optname == IP_UNBLOCK_SOURCE) {  in do_ip_setsockopt()
1292 		} else if (optname == IP_ADD_SOURCE_MEMBERSHIP) {  in do_ip_setsockopt()
1313 			err = compat_ip_mcast_join_leave(sk, optname, optval,  in do_ip_setsockopt()
1316 			err = ip_mcast_join_leave(sk, optname, optval, optlen);  in do_ip_setsockopt()
1322 		err = do_mcast_group_source(sk, optname, optval, optlen);  in do_ip_setsockopt()
1335 		err = xfrm_user_policy(sk, optname, optval, optlen);  in do_ip_setsockopt()
1409 int ip_setsockopt(struct sock *sk, int level, int optname, sockptr_t optval,  in ip_setsockopt()  argument
1417 	err = do_ip_setsockopt(sk, level, optname, optval, optlen);  in ip_setsockopt()
1419 	if (optname >= BPFILTER_IPT_SO_SET_REPLACE &&  in ip_setsockopt()
1420 	    optname < BPFILTER_IPT_SET_MAX)  in ip_setsockopt()
1421 		err = bpfilter_ip_set_sockopt(sk, optname, optval, optlen);  in ip_setsockopt()
1425 	if (err == -ENOPROTOOPT && optname != IP_HDRINCL &&  in ip_setsockopt()
1426 			optname != IP_IPSEC_POLICY &&  in ip_setsockopt()
1427 			optname != IP_XFRM_POLICY &&  in ip_setsockopt()
1428 			!ip_mroute_opt(optname))  in ip_setsockopt()
1429 		err = nf_setsockopt(sk, PF_INET, optname, optval, optlen);  in ip_setsockopt()
1440 static bool getsockopt_needs_rtnl(int optname)  in getsockopt_needs_rtnl()  argument
1442 	switch (optname) {  in getsockopt_needs_rtnl()
1512 int do_ip_getsockopt(struct sock *sk, int level, int optname,  in do_ip_getsockopt()  argument
1516 	bool needs_rtnl = getsockopt_needs_rtnl(optname);  in do_ip_getsockopt()
1523 	if (ip_mroute_opt(optname))  in do_ip_getsockopt()
1524 		return ip_mroute_getsockopt(sk, optname, optval, optlen);  in do_ip_getsockopt()
1532 	switch (optname) {  in do_ip_getsockopt()
1601 	switch (optname) {  in do_ip_getsockopt()
1767 		  int optname, char __user *optval, int __user *optlen)  in ip_getsockopt()  argument
1771 	err = do_ip_getsockopt(sk, level, optname,  in ip_getsockopt()
1775 	if (optname >= BPFILTER_IPT_SO_GET_INFO &&  in ip_getsockopt()
1776 	    optname < BPFILTER_IPT_GET_MAX)  in ip_getsockopt()
1777 		err = bpfilter_ip_get_sockopt(sk, optname, optval, optlen);  in ip_getsockopt()
1781 	if (err == -ENOPROTOOPT && optname != IP_PKTOPTIONS &&  in ip_getsockopt()
1782 			!ip_mroute_opt(optname)) {  in ip_getsockopt()
1788 		err = nf_getsockopt(sk, PF_INET, optname, optval, &len);  in ip_getsockopt()