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authorDavid S. Miller <davem@davemloft.net>2012-07-12 06:27:49 +0200
committerDavid S. Miller <davem@davemloft.net>2012-07-12 06:27:49 +0200
commit55be7a9c6074f749d617a7fc1914c9a23505438c (patch)
tree507268878abc1c5f5476823264b6f9f8acefa205 /net/ipv4/xfrm4_policy.c
parentipv4: Add ipv4_redirect() and ipv4_sk_redirect() helper functions. (diff)
downloadlinux-55be7a9c6074f749d617a7fc1914c9a23505438c.tar.xz
linux-55be7a9c6074f749d617a7fc1914c9a23505438c.zip
ipv4: Add redirect support to all protocol icmp error handlers.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/xfrm4_policy.c')
-rw-r--r--net/ipv4/xfrm4_policy.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c
index 87d3fcc302d4..258ebd7b268b 100644
--- a/net/ipv4/xfrm4_policy.c
+++ b/net/ipv4/xfrm4_policy.c
@@ -202,6 +202,15 @@ static void xfrm4_update_pmtu(struct dst_entry *dst, u32 mtu)
path->ops->update_pmtu(path, mtu);
}
+static void xfrm4_redirect(struct dst_entry *dst, struct sk_buff *skb)
+{
+ struct xfrm_dst *xdst = (struct xfrm_dst *)dst;
+ struct dst_entry *path = xdst->route;
+
+ if (path->ops->redirect)
+ path->ops->redirect(path, skb);
+}
+
static void xfrm4_dst_destroy(struct dst_entry *dst)
{
struct xfrm_dst *xdst = (struct xfrm_dst *)dst;
@@ -225,6 +234,7 @@ static struct dst_ops xfrm4_dst_ops = {
.protocol = cpu_to_be16(ETH_P_IP),
.gc = xfrm4_garbage_collect,
.update_pmtu = xfrm4_update_pmtu,
+ .redirect = xfrm4_redirect,
.cow_metrics = dst_cow_metrics_generic,
.destroy = xfrm4_dst_destroy,
.ifdown = xfrm4_dst_ifdown,