netfilter: ecache: remove nf_exp_event_notifier structure

Reuse the conntrack event notofier struct, this allows to remove the
extra register/unregister functions and avoids a pointer in struct net.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

2 files changed, 7 insertions, 17 deletions

diff --git a/include/net/netfilter/nf_conntrack_ecache.h b/include/net/netfilter/nf_conntrack_ecache.h
index 061a93a03b82..d932e22edcb4 100644
--- a/include/net/netfilter/nf_conntrack_ecache.h
+++ b/include/net/netfilter/nf_conntrack_ecache.h
@@ -72,8 +72,15 @@ struct nf_ct_event {
 	int report;
 };
 
+struct nf_exp_event {
+	struct nf_conntrack_expect *exp;
+	u32 portid;
+	int report;
+};
+
 struct nf_ct_event_notifier {
 	int (*ct_event)(unsigned int events, const struct nf_ct_event *item);
+	int (*exp_event)(unsigned int events, const struct nf_exp_event *item);
 };
 
 void nf_conntrack_register_notifier(struct net *net,
@@ -150,22 +157,6 @@ nf_conntrack_event(enum ip_conntrack_events event, struct nf_conn *ct)
 }
 
 #ifdef CONFIG_NF_CONNTRACK_EVENTS
-
-struct nf_exp_event {
-	struct nf_conntrack_expect *exp;
-	u32 portid;
-	int report;
-};
-
-struct nf_exp_event_notifier {
-	int (*exp_event)(unsigned int events, struct nf_exp_event *item);
-};
-
-int nf_ct_expect_register_notifier(struct net *net,
-				   struct nf_exp_event_notifier *nb);
-void nf_ct_expect_unregister_notifier(struct net *net,
-				      struct nf_exp_event_notifier *nb);
-
 void nf_ct_expect_event_report(enum ip_conntrack_expect_events event,
 			       struct nf_conntrack_expect *exp,
 			       u32 portid, int report);
diff --git a/include/net/netns/conntrack.h b/include/net/netns/conntrack.h
index fefd38db95b3..0294f3d473af 100644
--- a/include/net/netns/conntrack.h
+++ b/include/net/netns/conntrack.h
@@ -113,7 +113,6 @@ struct netns_ct {
 	struct ct_pcpu __percpu *pcpu_lists;
 	struct ip_conntrack_stat __percpu *stat;
 	struct nf_ct_event_notifier __rcu *nf_conntrack_event_cb;
-	struct nf_exp_event_notifier __rcu *nf_expect_event_cb;
 	struct nf_ip_net	nf_ct_proto;
 #if defined(CONFIG_NF_CONNTRACK_LABELS)
 	unsigned int		labels_used;