diff mbox series

[08/19] ip6_vti: support IP6IP tunnel processing

Message ID 20200730054130.16923-9-steffen.klassert@secunet.com
State Accepted
Delegated to: David Miller
Headers show
Series [01/19] xfrm: introduce oseq-may-wrap flag | expand

Commit Message

Steffen Klassert July 30, 2020, 5:41 a.m. UTC 
From: Xin Long <lucien.xin@gmail.com>

For IP6IP tunnel processing, the functions called will be the
same as that for IP6IP6 tunnel's. So reuse it and register it
with family == AF_INET.

Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
---
 net/ipv6/ip6_vti.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c
index 39efe41f7b48..dfa93bc857d2 100644
--- a/net/ipv6/ip6_vti.c
+++ b/net/ipv6/ip6_vti.c
@@ -1267,7 +1267,10 @@  static int __init vti6_tunnel_init(void)
 	msg = "ipv6 tunnel";
 	err = xfrm6_tunnel_register(&vti_ipv6_handler, AF_INET6);
 	if (err < 0)
-		goto vti_tunnel_failed;
+		goto vti_tunnel_ipv6_failed;
+	err = xfrm6_tunnel_register(&vti_ipv6_handler, AF_INET);
+	if (err < 0)
+		goto vti_tunnel_ip6ip_failed;
 #endif
 
 	msg = "netlink interface";
@@ -1279,8 +1282,10 @@  static int __init vti6_tunnel_init(void)
 
 rtnl_link_failed:
 #if IS_ENABLED(CONFIG_INET6_XFRM_TUNNEL)
+	err = xfrm6_tunnel_deregister(&vti_ipv6_handler, AF_INET);
+vti_tunnel_ip6ip_failed:
 	err = xfrm6_tunnel_deregister(&vti_ipv6_handler, AF_INET6);
-vti_tunnel_failed:
+vti_tunnel_ipv6_failed:
 #endif
 	xfrm6_protocol_deregister(&vti_ipcomp6_protocol, IPPROTO_COMP);
 xfrm_proto_comp_failed:
@@ -1301,6 +1306,7 @@  static void __exit vti6_tunnel_cleanup(void)
 {
 	rtnl_link_unregister(&vti6_link_ops);
 #if IS_ENABLED(CONFIG_INET6_XFRM_TUNNEL)
+	xfrm6_tunnel_deregister(&vti_ipv6_handler, AF_INET);
 	xfrm6_tunnel_deregister(&vti_ipv6_handler, AF_INET6);
 #endif
 	xfrm6_protocol_deregister(&vti_ipcomp6_protocol, IPPROTO_COMP);