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-rw-r--r--net/l2tp/l2tp_core.c60
-rw-r--r--net/l2tp/l2tp_core.h33
2 files changed, 46 insertions, 47 deletions
diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c
index 7f4aef5a58ba..f22fe34eb8fc 100644
--- a/net/l2tp/l2tp_core.c
+++ b/net/l2tp/l2tp_core.c
@@ -149,12 +149,51 @@ l2tp_session_id_hash(struct l2tp_tunnel *tunnel, u32 session_id)
return &tunnel->session_hlist[hash_32(session_id, L2TP_HASH_BITS)];
}
-void l2tp_tunnel_free(struct l2tp_tunnel *tunnel)
+static void l2tp_tunnel_free(struct l2tp_tunnel *tunnel)
{
sock_put(tunnel->sock);
/* the tunnel is freed in the socket destructor */
}
-EXPORT_SYMBOL(l2tp_tunnel_free);
+
+static void l2tp_session_free(struct l2tp_session *session)
+{
+ struct l2tp_tunnel *tunnel = session->tunnel;
+
+ if (tunnel) {
+ if (WARN_ON(tunnel->magic != L2TP_TUNNEL_MAGIC))
+ goto out;
+ l2tp_tunnel_dec_refcount(tunnel);
+ }
+
+out:
+ kfree(session);
+}
+
+void l2tp_tunnel_inc_refcount(struct l2tp_tunnel *tunnel)
+{
+ refcount_inc(&tunnel->ref_count);
+}
+EXPORT_SYMBOL_GPL(l2tp_tunnel_inc_refcount);
+
+void l2tp_tunnel_dec_refcount(struct l2tp_tunnel *tunnel)
+{
+ if (refcount_dec_and_test(&tunnel->ref_count))
+ l2tp_tunnel_free(tunnel);
+}
+EXPORT_SYMBOL_GPL(l2tp_tunnel_dec_refcount);
+
+void l2tp_session_inc_refcount(struct l2tp_session *session)
+{
+ refcount_inc(&session->ref_count);
+}
+EXPORT_SYMBOL_GPL(l2tp_session_inc_refcount);
+
+void l2tp_session_dec_refcount(struct l2tp_session *session)
+{
+ if (refcount_dec_and_test(&session->ref_count))
+ l2tp_session_free(session);
+}
+EXPORT_SYMBOL_GPL(l2tp_session_dec_refcount);
/* Lookup a tunnel. A new reference is held on the returned tunnel. */
struct l2tp_tunnel *l2tp_tunnel_get(const struct net *net, u32 tunnel_id)
@@ -1581,23 +1620,6 @@ void l2tp_tunnel_delete(struct l2tp_tunnel *tunnel)
}
EXPORT_SYMBOL_GPL(l2tp_tunnel_delete);
-/* Really kill the session.
- */
-void l2tp_session_free(struct l2tp_session *session)
-{
- struct l2tp_tunnel *tunnel = session->tunnel;
-
- if (tunnel) {
- if (WARN_ON(tunnel->magic != L2TP_TUNNEL_MAGIC))
- goto out;
- l2tp_tunnel_dec_refcount(tunnel);
- }
-
-out:
- kfree(session);
-}
-EXPORT_SYMBOL_GPL(l2tp_session_free);
-
/* This function is used by the netlink SESSION_DELETE command and by
* pseudowire modules.
*/
diff --git a/net/l2tp/l2tp_core.h b/net/l2tp/l2tp_core.h
index f6dd74476d13..5c49e2762300 100644
--- a/net/l2tp/l2tp_core.h
+++ b/net/l2tp/l2tp_core.h
@@ -175,13 +175,16 @@ static inline void *l2tp_session_priv(struct l2tp_session *session)
return &session->priv[0];
}
+void l2tp_tunnel_inc_refcount(struct l2tp_tunnel *tunnel);
+void l2tp_tunnel_dec_refcount(struct l2tp_tunnel *tunnel);
+void l2tp_session_inc_refcount(struct l2tp_session *session);
+void l2tp_session_dec_refcount(struct l2tp_session *session);
+
struct l2tp_tunnel *l2tp_tunnel_get(const struct net *net, u32 tunnel_id);
struct l2tp_tunnel *l2tp_tunnel_get_nth(const struct net *net, int nth);
struct l2tp_session *l2tp_tunnel_get_session(struct l2tp_tunnel *tunnel,
u32 session_id);
-void l2tp_tunnel_free(struct l2tp_tunnel *tunnel);
-
struct l2tp_session *l2tp_session_get(const struct net *net, u32 session_id);
struct l2tp_session *l2tp_session_get_nth(struct l2tp_tunnel *tunnel, int nth);
struct l2tp_session *l2tp_session_get_by_ifname(const struct net *net,
@@ -202,7 +205,6 @@ int l2tp_session_register(struct l2tp_session *session,
struct l2tp_tunnel *tunnel);
int l2tp_session_delete(struct l2tp_session *session);
-void l2tp_session_free(struct l2tp_session *session);
void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb,
unsigned char *ptr, unsigned char *optr, u16 hdrflags,
int length);
@@ -217,31 +219,6 @@ int l2tp_nl_register_ops(enum l2tp_pwtype pw_type,
void l2tp_nl_unregister_ops(enum l2tp_pwtype pw_type);
int l2tp_ioctl(struct sock *sk, int cmd, unsigned long arg);
-static inline void l2tp_tunnel_inc_refcount(struct l2tp_tunnel *tunnel)
-{
- refcount_inc(&tunnel->ref_count);
-}
-
-static inline void l2tp_tunnel_dec_refcount(struct l2tp_tunnel *tunnel)
-{
- if (refcount_dec_and_test(&tunnel->ref_count))
- l2tp_tunnel_free(tunnel);
-}
-
-/* Session reference counts. Incremented when code obtains a reference
- * to a session.
- */
-static inline void l2tp_session_inc_refcount(struct l2tp_session *session)
-{
- refcount_inc(&session->ref_count);
-}
-
-static inline void l2tp_session_dec_refcount(struct l2tp_session *session)
-{
- if (refcount_dec_and_test(&session->ref_count))
- l2tp_session_free(session);
-}
-
static inline int l2tp_get_l2specific_len(struct l2tp_session *session)
{
switch (session->l2specific_type) {