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-rw-r--r--net/netfilter/core.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/net/netfilter/core.c b/net/netfilter/core.c
index 168af54db975..dc240cb47ddf 100644
--- a/net/netfilter/core.c
+++ b/net/netfilter/core.c
@@ -603,6 +603,21 @@ void nf_conntrack_destroy(struct nf_conntrack *nfct)
}
EXPORT_SYMBOL(nf_conntrack_destroy);
+bool nf_ct_get_tuple_skb(struct nf_conntrack_tuple *dst_tuple,
+ const struct sk_buff *skb)
+{
+ struct nf_ct_hook *ct_hook;
+ bool ret = false;
+
+ rcu_read_lock();
+ ct_hook = rcu_dereference(nf_ct_hook);
+ if (ct_hook)
+ ret = ct_hook->get_tuple_skb(dst_tuple, skb);
+ rcu_read_unlock();
+ return ret;
+}
+EXPORT_SYMBOL(nf_ct_get_tuple_skb);
+
/* Built-in default zone used e.g. by modules. */
const struct nf_conntrack_zone nf_ct_zone_dflt = {
.id = NF_CT_DEFAULT_ZONE_ID,