nf_conntrack_helper_try_module_get
struct nf_conntrack_helper *nf_conntrack_helper_try_module_get(const char *name,
EXPORT_SYMBOL_GPL(nf_conntrack_helper_try_module_get);
helper = nf_conntrack_helper_try_module_get(name, family, proto);
help4 = nf_conntrack_helper_try_module_get(name, family,
help6 = nf_conntrack_helper_try_module_get(name, family,
help4 = nf_conntrack_helper_try_module_get(name, NFPROTO_IPV4,
help6 = nf_conntrack_helper_try_module_get(name, NFPROTO_IPV6,
helper = nf_conntrack_helper_try_module_get(helper_name, par->family,