Signed-off-by: Alexey Dobriyan <[EMAIL PROTECTED]>
---
include/net/netns/bridge.h | 1
net/bridge/netfilter/ebtable_filter.c | 51 ++++++++++++++++++++++++----------
2 files changed, 38 insertions(+), 14 deletions(-)
--- a/include/net/netns/bridge.h
+++ b/include/net/netns/bridge.h
@@ -6,5 +6,6 @@
struct netns_br {
struct list_head ebt_tables;
struct ebt_table *broute_table;
+ struct ebt_table *frame_filter;
};
#endif
--- a/net/bridge/netfilter/ebtable_filter.c
+++ b/net/bridge/netfilter/ebtable_filter.c
@@ -50,41 +50,47 @@ static int check(const struct ebt_table_info *info,
unsigned int valid_hooks)
return 0;
}
-static struct ebt_table __frame_filter =
+static struct ebt_table frame_filter =
{
.name = "filter",
.table = &initial_table,
.valid_hooks = FILTER_VALID_HOOKS,
- .lock = __RW_LOCK_UNLOCKED(__frame_filter.lock),
+ .lock = __RW_LOCK_UNLOCKED(frame_filter.lock),
.check = check,
.me = THIS_MODULE,
};
-static struct ebt_table *frame_filter;
static unsigned int
-ebt_hook(unsigned int hook, struct sk_buff *skb, const struct net_device *in,
+ebt_in_hook(unsigned int hook, struct sk_buff *skb, const struct net_device
*in,
const struct net_device *out, int (*okfn)(struct sk_buff *))
{
- return ebt_do_table(hook, skb, in, out, frame_filter);
+ return ebt_do_table(hook, skb, in, out, dev_net(in)->br.frame_filter);
+}
+
+static unsigned int
+ebt_out_hook(unsigned int hook, struct sk_buff *skb, const struct net_device
*in,
+ const struct net_device *out, int (*okfn)(struct sk_buff *))
+{
+ return ebt_do_table(hook, skb, in, out, dev_net(out)->br.frame_filter);
}
static struct nf_hook_ops ebt_ops_filter[] __read_mostly = {
{
- .hook = ebt_hook,
+ .hook = ebt_in_hook,
.owner = THIS_MODULE,
.pf = PF_BRIDGE,
.hooknum = NF_BR_LOCAL_IN,
.priority = NF_BR_PRI_FILTER_BRIDGED,
},
{
- .hook = ebt_hook,
+ .hook = ebt_in_hook,
.owner = THIS_MODULE,
.pf = PF_BRIDGE,
.hooknum = NF_BR_FORWARD,
.priority = NF_BR_PRI_FILTER_BRIDGED,
},
{
- .hook = ebt_hook,
+ .hook = ebt_out_hook,
.owner = THIS_MODULE,
.pf = PF_BRIDGE,
.hooknum = NF_BR_LOCAL_OUT,
@@ -92,23 +98,41 @@ static struct nf_hook_ops ebt_ops_filter[] __read_mostly = {
},
};
+static int frame_filter_net_init(struct net *net)
+{
+ net->br.frame_filter = ebt_register_table(net, &frame_filter);
+ if (IS_ERR(net->br.frame_filter))
+ return PTR_ERR(net->br.frame_filter);
+ return 0;
+}
+
+static void frame_filter_net_exit(struct net *net)
+{
+ ebt_unregister_table(net->br.frame_filter);
+}
+
+static struct pernet_operations frame_filter_net_ops = {
+ .init = frame_filter_net_init,
+ .exit = frame_filter_net_exit,
+};
+
static int __init ebtable_filter_init(void)
{
int ret;
- frame_filter = ebt_register_table(&init_net, &__frame_filter);
- if (IS_ERR(frame_filter))
- return PTR_ERR(frame_filter);
+ ret = register_pernet_subsys(&frame_filter_net_ops);
+ if (ret < 0)
+ return ret;
ret = nf_register_hooks(ebt_ops_filter, ARRAY_SIZE(ebt_ops_filter));
if (ret < 0)
- ebt_unregister_table(frame_filter);
+ unregister_pernet_subsys(&frame_filter_net_ops);
return ret;
}
static void __exit ebtable_filter_fini(void)
{
nf_unregister_hooks(ebt_ops_filter, ARRAY_SIZE(ebt_ops_filter));
- ebt_unregister_table(frame_filter);
+ unregister_pernet_subsys(&frame_filter_net_ops);
}
module_init(ebtable_filter_init);
--
1.5.6.3
_______________________________________________
Containers mailing list
[EMAIL PROTECTED]
https://lists.linux-foundation.org/mailman/listinfo/containers
_______________________________________________
Devel mailing list
Devel@openvz.org
https://openvz.org/mailman/listinfo/devel
