Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5a3e55d68ec5baac578bf32ba67607088c763657
Commit: 5a3e55d68ec5baac578bf32ba67607088c763657
Parent: b84a2189c4e1835c51fd6b974a0497be9bc4ba87
Author: Denis V. Lunev <[EMAIL PROTECTED]>
AuthorDate: Fri Dec 7 00:38:10 2007 -0800
Committer: David S. Miller <[EMAIL PROTECTED]>
CommitDate: Mon Jan 28 14:56:44 2008 -0800
[NET]: Multiple namespaces in the all dst_ifdown routines.
Move dst entries to a namespace loopback to catch refcounting leaks.
Signed-off-by: Denis V. Lunev <[EMAIL PROTECTED]>
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
---
net/core/dst.c | 4 ++--
net/ipv4/route.c | 5 +++--
net/ipv4/xfrm4_policy.c | 3 ++-
net/ipv6/route.c | 7 +++++--
net/ipv6/xfrm6_policy.c | 3 ++-
net/xfrm/xfrm_policy.c | 2 +-
6 files changed, 15 insertions(+), 9 deletions(-)
diff --git a/net/core/dst.c b/net/core/dst.c
index f538061..5c6cfc4 100644
--- a/net/core/dst.c
+++ b/net/core/dst.c
@@ -279,11 +279,11 @@ static inline void dst_ifdown(struct dst_entry *dst,
struct net_device *dev,
if (!unregister) {
dst->input = dst->output = dst_discard;
} else {
- dst->dev = init_net.loopback_dev;
+ dst->dev = dst->dev->nd_net->loopback_dev;
dev_hold(dst->dev);
dev_put(dev);
if (dst->neighbour && dst->neighbour->dev == dev) {
- dst->neighbour->dev = init_net.loopback_dev;
+ dst->neighbour->dev = dst->dev;
dev_put(dev);
dev_hold(dst->neighbour->dev);
}
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index d95e48e..b576f8c 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1512,8 +1512,9 @@ static void ipv4_dst_ifdown(struct dst_entry *dst, struct
net_device *dev,
{
struct rtable *rt = (struct rtable *) dst;
struct in_device *idev = rt->idev;
- if (dev != init_net.loopback_dev && idev && idev->dev == dev) {
- struct in_device *loopback_idev =
in_dev_get(init_net.loopback_dev);
+ if (dev != dev->nd_net->loopback_dev && idev && idev->dev == dev) {
+ struct in_device *loopback_idev =
+ in_dev_get(dev->nd_net->loopback_dev);
if (loopback_idev) {
rt->idev = loopback_idev;
in_dev_put(idev);
diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c
index b4948c1..10b72d1 100644
--- a/net/ipv4/xfrm4_policy.c
+++ b/net/ipv4/xfrm4_policy.c
@@ -214,7 +214,8 @@ static void xfrm4_dst_ifdown(struct dst_entry *dst, struct
net_device *dev,
xdst = (struct xfrm_dst *)dst;
if (xdst->u.rt.idev->dev == dev) {
- struct in_device *loopback_idev =
in_dev_get(init_net.loopback_dev);
+ struct in_device *loopback_idev =
+ in_dev_get(dev->nd_net->loopback_dev);
BUG_ON(!loopback_idev);
do {
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index e2c980d..452111f 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -216,9 +216,12 @@ static void ip6_dst_ifdown(struct dst_entry *dst, struct
net_device *dev,
{
struct rt6_info *rt = (struct rt6_info *)dst;
struct inet6_dev *idev = rt->rt6i_idev;
+ struct net_device *loopback_dev =
+ dev->nd_net->loopback_dev;
- if (dev != init_net.loopback_dev && idev != NULL && idev->dev == dev) {
- struct inet6_dev *loopback_idev =
in6_dev_get(init_net.loopback_dev);
+ if (dev != loopback_dev && idev != NULL && idev->dev == dev) {
+ struct inet6_dev *loopback_idev =
+ in6_dev_get(loopback_dev);
if (loopback_idev != NULL) {
rt->rt6i_idev = loopback_idev;
in6_dev_put(idev);
diff --git a/net/ipv6/xfrm6_policy.c b/net/ipv6/xfrm6_policy.c
index a31dd53..4d54951 100644
--- a/net/ipv6/xfrm6_policy.c
+++ b/net/ipv6/xfrm6_policy.c
@@ -229,7 +229,8 @@ static void xfrm6_dst_ifdown(struct dst_entry *dst, struct
net_device *dev,
xdst = (struct xfrm_dst *)dst;
if (xdst->u.rt6.rt6i_idev->dev == dev) {
- struct inet6_dev *loopback_idev =
in6_dev_get(init_net.loopback_dev);
+ struct inet6_dev *loopback_idev =
+ in6_dev_get(dev->nd_net->loopback_dev);
BUG_ON(!loopback_idev);
do {
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index a76280a..95dc581 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -1934,7 +1934,7 @@ static int stale_bundle(struct dst_entry *dst)
void xfrm_dst_ifdown(struct dst_entry *dst, struct net_device *dev)
{
while ((dst = dst->child) && dst->xfrm && dst->dev == dev) {
- dst->dev = init_net.loopback_dev;
+ dst->dev = dev->nd_net->loopback_dev;
dev_hold(dst->dev);
dev_put(dev);
}
-
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