summaryrefslogtreecommitdiffstats
path: root/net/ipv4
diff options
context:
space:
mode:
authorPatrick McHardy <kaber@trash.net>2005-07-19 14:03:34 -0700
committerDavid S. Miller <davem@davemloft.net>2005-07-19 14:03:34 -0700
commit0303770deb834c15ca664a9d741d40f893c92f4e (patch)
treed48e2df54d3545052aaffeeeec1c34c214055056 /net/ipv4
parentc877efb207bf4629cfa97ac13412f7392a873485 (diff)
downloadop-kernel-dev-0303770deb834c15ca664a9d741d40f893c92f4e.zip
op-kernel-dev-0303770deb834c15ca664a9d741d40f893c92f4e.tar.gz
[NET]: Make ipip/ip6_tunnel independant of XFRM
Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/Kconfig1
-rw-r--r--net/ipv4/ipip.c36
-rw-r--r--net/ipv4/xfrm4_tunnel.c3
3 files changed, 33 insertions, 7 deletions
diff --git a/net/ipv4/Kconfig b/net/ipv4/Kconfig
index c7f1f92..fc561c0 100644
--- a/net/ipv4/Kconfig
+++ b/net/ipv4/Kconfig
@@ -235,7 +235,6 @@ config IP_PNP_RARP
# bool ' IP: ARP support' CONFIG_IP_PNP_ARP
config NET_IPIP
tristate "IP: tunneling"
- select INET_TUNNEL
---help---
Tunneling means encapsulating data of one protocol type within
another protocol and sending it over a channel that understands the
diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index 68a7873..c3947cd 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -273,7 +273,7 @@ static void ipip_tunnel_uninit(struct net_device *dev)
dev_put(dev);
}
-static void ipip_err(struct sk_buff *skb, void *__unused)
+static void ipip_err(struct sk_buff *skb, u32 info)
{
#ifndef I_WISH_WORLD_WERE_PERFECT
@@ -852,11 +852,39 @@ static int __init ipip_fb_tunnel_init(struct net_device *dev)
return 0;
}
+#ifdef CONFIG_INET_TUNNEL
static struct xfrm_tunnel ipip_handler = {
.handler = ipip_rcv,
.err_handler = ipip_err,
};
+static inline int ipip_register(void)
+{
+ return xfrm4_tunnel_register(&ipip_handler);
+}
+
+static inline int ipip_unregister(void)
+{
+ return xfrm4_tunnel_deregister(&ipip_handler);
+}
+#else
+static struct net_protocol ipip_protocol = {
+ .handler = ipip_rcv,
+ .err_handler = ipip_err,
+ .no_policy = 1,
+};
+
+static inline int ipip_register(void)
+{
+ return inet_add_protocol(&ipip_protocol, IPPROTO_IPIP);
+}
+
+static inline int ipip_unregister(void)
+{
+ return inet_del_protocol(&ipip_protocol, IPPROTO_IPIP);
+}
+#endif
+
static char banner[] __initdata =
KERN_INFO "IPv4 over IPv4 tunneling driver\n";
@@ -866,7 +894,7 @@ static int __init ipip_init(void)
printk(banner);
- if (xfrm4_tunnel_register(&ipip_handler) < 0) {
+ if (ipip_register() < 0) {
printk(KERN_INFO "ipip init: can't register tunnel\n");
return -EAGAIN;
}
@@ -888,13 +916,13 @@ static int __init ipip_init(void)
err2:
free_netdev(ipip_fb_tunnel_dev);
err1:
- xfrm4_tunnel_deregister(&ipip_handler);
+ ipip_unregister();
goto out;
}
static void __exit ipip_fini(void)
{
- if (xfrm4_tunnel_deregister(&ipip_handler) < 0)
+ if (ipip_unregister() < 0)
printk(KERN_INFO "ipip close: can't deregister tunnel\n");
unregister_netdev(ipip_fb_tunnel_dev);
diff --git a/net/ipv4/xfrm4_tunnel.c b/net/ipv4/xfrm4_tunnel.c
index e1fe360e..afbb0d4 100644
--- a/net/ipv4/xfrm4_tunnel.c
+++ b/net/ipv4/xfrm4_tunnel.c
@@ -78,10 +78,9 @@ static int ipip_rcv(struct sk_buff *skb)
static void ipip_err(struct sk_buff *skb, u32 info)
{
struct xfrm_tunnel *handler = ipip_handler;
- u32 arg = info;
if (handler)
- handler->err_handler(skb, &arg);
+ handler->err_handler(skb, info);
}
static int ipip_init_state(struct xfrm_state *x)
OpenPOWER on IntegriCloud