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authorSteffen Klassert <steffen.klassert@secunet.com>2014-03-14 07:28:07 +0100
committerSteffen Klassert <steffen.klassert@secunet.com>2014-03-14 07:28:07 +0100
commit59b84351c0ee97501782988af5ec9c004c4d30ac (patch)
treeca6f88b85cd0ac463ab87e8f87772865e55b3b5b /net/ipv6
parente924d2d68738f3c63e460a829d4a0eb32e0638e3 (diff)
downloadop-kernel-dev-59b84351c0ee97501782988af5ec9c004c4d30ac.zip
op-kernel-dev-59b84351c0ee97501782988af5ec9c004c4d30ac.tar.gz
ipcomp6: Use the IPsec protocol multiplexer API
Switch ipcomp6 to use the new IPsec protocol multiplexer. Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/ipcomp6.c22
1 files changed, 15 insertions, 7 deletions
diff --git a/net/ipv6/ipcomp6.c b/net/ipv6/ipcomp6.c
index da9becb..d1c793c 100644
--- a/net/ipv6/ipcomp6.c
+++ b/net/ipv6/ipcomp6.c
@@ -53,7 +53,7 @@
#include <linux/icmpv6.h>
#include <linux/mutex.h>
-static void ipcomp6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
+static int ipcomp6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
u8 type, u8 code, int offset, __be32 info)
{
struct net *net = dev_net(skb->dev);
@@ -65,19 +65,21 @@ static void ipcomp6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
if (type != ICMPV6_PKT_TOOBIG &&
type != NDISC_REDIRECT)
- return;
+ return 0;
spi = htonl(ntohs(ipcomph->cpi));
x = xfrm_state_lookup(net, skb->mark, (const xfrm_address_t *)&iph->daddr,
spi, IPPROTO_COMP, AF_INET6);
if (!x)
- return;
+ return 0;
if (type == NDISC_REDIRECT)
ip6_redirect(skb, net, skb->dev->ifindex, 0);
else
ip6_update_pmtu(skb, net, info, 0, 0);
xfrm_state_put(x);
+
+ return 0;
}
static struct xfrm_state *ipcomp6_tunnel_create(struct xfrm_state *x)
@@ -174,6 +176,11 @@ out:
return err;
}
+static int ipcomp6_rcv_cb(struct sk_buff *skb, int err)
+{
+ return 0;
+}
+
static const struct xfrm_type ipcomp6_type =
{
.description = "IPCOMP6",
@@ -186,11 +193,12 @@ static const struct xfrm_type ipcomp6_type =
.hdr_offset = xfrm6_find_1stfragopt,
};
-static const struct inet6_protocol ipcomp6_protocol =
+static struct xfrm6_protocol ipcomp6_protocol =
{
.handler = xfrm6_rcv,
+ .cb_handler = ipcomp6_rcv_cb,
.err_handler = ipcomp6_err,
- .flags = INET6_PROTO_NOPOLICY,
+ .priority = 0,
};
static int __init ipcomp6_init(void)
@@ -199,7 +207,7 @@ static int __init ipcomp6_init(void)
pr_info("%s: can't add xfrm type\n", __func__);
return -EAGAIN;
}
- if (inet6_add_protocol(&ipcomp6_protocol, IPPROTO_COMP) < 0) {
+ if (xfrm6_protocol_register(&ipcomp6_protocol, IPPROTO_COMP) < 0) {
pr_info("%s: can't add protocol\n", __func__);
xfrm_unregister_type(&ipcomp6_type, AF_INET6);
return -EAGAIN;
@@ -209,7 +217,7 @@ static int __init ipcomp6_init(void)
static void __exit ipcomp6_fini(void)
{
- if (inet6_del_protocol(&ipcomp6_protocol, IPPROTO_COMP) < 0)
+ if (xfrm6_protocol_deregister(&ipcomp6_protocol, IPPROTO_COMP) < 0)
pr_info("%s: can't remove protocol\n", __func__);
if (xfrm_unregister_type(&ipcomp6_type, AF_INET6) < 0)
pr_info("%s: can't remove xfrm type\n", __func__);
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