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authorHerbert Xu <herbert@gondor.apana.org.au>2010-03-02 02:51:56 +0000
committerDavid S. Miller <davem@davemloft.net>2010-03-03 01:04:37 -0800
commit87c1e12b5eeb7b30b4b41291bef8e0b41fc3dde9 (patch)
tree4e30c4d60c21ab5e0346648ed852258a96265288
parent3a5b27bf6f29574d667230c7e76e4b83fe3014e0 (diff)
downloadop-kernel-dev-87c1e12b5eeb7b30b4b41291bef8e0b41fc3dde9.zip
op-kernel-dev-87c1e12b5eeb7b30b4b41291bef8e0b41fc3dde9.tar.gz
ipsec: Fix bogus bundle flowi
When I merged the bundle creation code, I introduced a bogus flowi value in the bundle. Instead of getting from the caller, it was instead set to the flow in the route object, which is totally different. The end result is that the bundles we created never match, and we instead end up with an ever growing bundle list. Thanks to Jamal for find this problem. Reported-by: Jamal Hadi Salim <hadi@cyberus.ca> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Acked-by: Steffen Klassert <steffen.klassert@secunet.com> Acked-by: Jamal Hadi Salim <hadi@cyberus.ca> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--include/net/xfrm.h3
-rw-r--r--net/ipv4/xfrm4_policy.c5
-rw-r--r--net/ipv6/xfrm6_policy.c3
-rw-r--r--net/xfrm/xfrm_policy.c7
4 files changed, 11 insertions, 7 deletions
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index a7df327..d74e080b 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -275,7 +275,8 @@ struct xfrm_policy_afinfo {
struct dst_entry *dst,
int nfheader_len);
int (*fill_dst)(struct xfrm_dst *xdst,
- struct net_device *dev);
+ struct net_device *dev,
+ struct flowi *fl);
};
extern int xfrm_policy_register_afinfo(struct xfrm_policy_afinfo *afinfo);
diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c
index 67107d6..e4a1483 100644
--- a/net/ipv4/xfrm4_policy.c
+++ b/net/ipv4/xfrm4_policy.c
@@ -91,11 +91,12 @@ static int xfrm4_init_path(struct xfrm_dst *path, struct dst_entry *dst,
return 0;
}
-static int xfrm4_fill_dst(struct xfrm_dst *xdst, struct net_device *dev)
+static int xfrm4_fill_dst(struct xfrm_dst *xdst, struct net_device *dev,
+ struct flowi *fl)
{
struct rtable *rt = (struct rtable *)xdst->route;
- xdst->u.rt.fl = rt->fl;
+ xdst->u.rt.fl = *fl;
xdst->u.dst.dev = dev;
dev_hold(dev);
diff --git a/net/ipv6/xfrm6_policy.c b/net/ipv6/xfrm6_policy.c
index dbdc696..ae18165 100644
--- a/net/ipv6/xfrm6_policy.c
+++ b/net/ipv6/xfrm6_policy.c
@@ -116,7 +116,8 @@ static int xfrm6_init_path(struct xfrm_dst *path, struct dst_entry *dst,
return 0;
}
-static int xfrm6_fill_dst(struct xfrm_dst *xdst, struct net_device *dev)
+static int xfrm6_fill_dst(struct xfrm_dst *xdst, struct net_device *dev,
+ struct flowi *fl)
{
struct rt6_info *rt = (struct rt6_info*)xdst->route;
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 34a5ef8..843e066 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -1372,7 +1372,8 @@ static inline int xfrm_init_path(struct xfrm_dst *path, struct dst_entry *dst,
return err;
}
-static inline int xfrm_fill_dst(struct xfrm_dst *xdst, struct net_device *dev)
+static inline int xfrm_fill_dst(struct xfrm_dst *xdst, struct net_device *dev,
+ struct flowi *fl)
{
struct xfrm_policy_afinfo *afinfo =
xfrm_policy_get_afinfo(xdst->u.dst.ops->family);
@@ -1381,7 +1382,7 @@ static inline int xfrm_fill_dst(struct xfrm_dst *xdst, struct net_device *dev)
if (!afinfo)
return -EINVAL;
- err = afinfo->fill_dst(xdst, dev);
+ err = afinfo->fill_dst(xdst, dev, fl);
xfrm_policy_put_afinfo(afinfo);
@@ -1486,7 +1487,7 @@ static struct dst_entry *xfrm_bundle_create(struct xfrm_policy *policy,
for (dst_prev = dst0; dst_prev != dst; dst_prev = dst_prev->child) {
struct xfrm_dst *xdst = (struct xfrm_dst *)dst_prev;
- err = xfrm_fill_dst(xdst, dev);
+ err = xfrm_fill_dst(xdst, dev, fl);
if (err)
goto free_dst;
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