do_ipv6_setsockopt  761 net/ipv6/ipv6_sockglue.c 	err = do_ipv6_setsockopt(sk, level, optname, optval, optlen);
do_ipv6_setsockopt  797 net/ipv6/ipv6_sockglue.c 	err = do_ipv6_setsockopt(sk, level, optname, optval, optlen);