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Date:	Thu, 17 Jan 2008 13:09:18 +0300
From:	"Denis V. Lunev" <den@...nvz.org>
To:	davem@...emloft.net
Cc:	netdev@...r.kernel.org, devel@...nvz.org, dlezcano@...ibm.com,
	containers@...ts.osdl.org, "Denis V. Lunev" <den@...nvz.org>
Subject: [PATCH 3/3 net-2.6.25] Process FIB rule action in the context of the namespace.

Save namespace context on the fib rule at the rule creation time and call
routing lookup in the correct namespace.

Signed-off-by: Denis V. Lunev <den@...nvz.org>
Acked-by: Daniel Lezcano <dlezcano@...ibm.com>
---
 include/net/fib_rules.h |    1 +
 net/core/fib_rules.c    |    2 ++
 net/ipv4/fib_rules.c    |    2 +-
 3 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/include/net/fib_rules.h b/include/net/fib_rules.h
index 7f9f4ae..34349f9 100644
--- a/include/net/fib_rules.h
+++ b/include/net/fib_rules.h
@@ -22,6 +22,7 @@ struct fib_rule
 	u32			target;
 	struct fib_rule *	ctarget;
 	struct rcu_head		rcu;
+	struct net *		fr_net;
 };
 
 struct fib_lookup_arg
diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c
index 3cd4f13..42ccaf5 100644
--- a/net/core/fib_rules.c
+++ b/net/core/fib_rules.c
@@ -29,6 +29,7 @@ int fib_default_rule_add(struct fib_rules_ops *ops,
 	r->pref = pref;
 	r->table = table;
 	r->flags = flags;
+	r->fr_net = ops->fro_net;
 
 	/* The lock is not required here, the list in unreacheable
 	 * at the moment this function is called */
@@ -242,6 +243,7 @@ static int fib_nl_newrule(struct sk_buff *skb, struct nlmsghdr* nlh, void *arg)
 		err = -ENOMEM;
 		goto errout;
 	}
+	rule->fr_net = net;
 
 	if (tb[FRA_PRIORITY])
 		rule->pref = nla_get_u32(tb[FRA_PRIORITY]);
diff --git a/net/ipv4/fib_rules.c b/net/ipv4/fib_rules.c
index 3b7affd..d2001f1 100644
--- a/net/ipv4/fib_rules.c
+++ b/net/ipv4/fib_rules.c
@@ -91,7 +91,7 @@ static int fib4_rule_action(struct fib_rule *rule, struct flowi *flp,
 		goto errout;
 	}
 
-	if ((tbl = fib_get_table(&init_net, rule->table)) == NULL)
+	if ((tbl = fib_get_table(rule->fr_net, rule->table)) == NULL)
 		goto errout;
 
 	err = tbl->tb_lookup(tbl, flp, (struct fib_result *) arg->result);
-- 
1.5.3.rc5

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