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authorTom Parkin <tparkin@katalix.com>2013-03-19 06:11:14 +0000
committerDavid S. Miller <davem@davemloft.net>2013-03-20 12:10:38 -0400
commite34f4c7050e5471b6d4fb25380713937fc837514 (patch)
tree676057248524a261fe9976cc677dc19658bc5e63 /net/l2tp/l2tp_core.c
parent9980d001cec86c3c75f3a6008ddb73c397ea3b3e (diff)
l2tp: export l2tp_tunnel_closeall
l2tp_core internally uses l2tp_tunnel_closeall to close all sessions in a tunnel when a UDP-encapsulation socket is destroyed. We need to do something similar for IP-encapsulation sockets. Export l2tp_tunnel_closeall as a GPL symbol to enable l2tp_ip and l2tp_ip6 to call it from their .destroy handlers. Signed-off-by: Tom Parkin <tparkin@katalix.com> Signed-off-by: James Chapman <jchapman@katalix.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/l2tp/l2tp_core.c')
-rw-r--r--net/l2tp/l2tp_core.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c
index ee726a752292..287e327342d1 100644
--- a/net/l2tp/l2tp_core.c
+++ b/net/l2tp/l2tp_core.c
@@ -114,7 +114,6 @@ struct l2tp_net {
static void l2tp_session_set_header_len(struct l2tp_session *session, int version);
static void l2tp_tunnel_free(struct l2tp_tunnel *tunnel);
-static void l2tp_tunnel_closeall(struct l2tp_tunnel *tunnel);
static inline struct l2tp_net *l2tp_pernet(struct net *net)
{
@@ -1312,7 +1311,7 @@ end:
/* When the tunnel is closed, all the attached sessions need to go too.
*/
-static void l2tp_tunnel_closeall(struct l2tp_tunnel *tunnel)
+void l2tp_tunnel_closeall(struct l2tp_tunnel *tunnel)
{
int hash;
struct hlist_node *walk;
@@ -1375,6 +1374,7 @@ again:
}
write_unlock_bh(&tunnel->hlist_lock);
}
+EXPORT_SYMBOL_GPL(l2tp_tunnel_closeall);
/* Tunnel socket destroy hook for UDP encapsulation */
static void l2tp_udp_encap_destroy(struct sock *sk)