nf_conntrack_tuple_mask 22 include/net/netfilter/nf_conntrack_expect.h struct nf_conntrack_tuple_mask mask; nf_conntrack_tuple_mask 188 net/netfilter/nf_conntrack_expect.c struct nf_conntrack_tuple_mask intersect_mask; nf_conntrack_tuple_mask 51 net/netfilter/nf_conntrack_helper.c struct nf_conntrack_tuple_mask mask = { .src.u.all = htons(0xFFFF) };