nf_ct_get_id
u32 nf_ct_get_id(const struct nf_conn *ct);
EXPORT_SYMBOL_GPL(nf_ct_get_id);
return nf_ct_get_id(nf_ct_to_nf_conn(nfct));
unsigned long id = nf_ct_get_id(ct);
if (id != (__force __be32)nf_ct_get_id(ct)) {
id += nf_ct_get_id(exp->master);
__be32 id = (__force __be32)nf_ct_get_id(ct);
*dest = nf_ct_get_id(ct);