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Date:	Mon, 21 Jan 2008 17:50:41 +0300
From:	"Denis V. Lunev" <den@...nvz.org>
To:	davem@...emloft.net
Cc:	netdev@...r.kernel.org, devel@...nvz.org,
	containers@...ts.osdl.org, "Denis V. Lunev" <den@...nvz.org>
Subject: [PATCH 1/6 net-2.6.25] [NETNS] Add netns parameter to fib_lookup.

Signed-off-by: Denis V. Lunev <den@...nvz.org>
---
 include/net/ip_fib.h     |    9 +++++----
 net/ipv4/fib_frontend.c  |    4 ++--
 net/ipv4/fib_rules.c     |    4 ++--
 net/ipv4/fib_semantics.c |    2 +-
 net/ipv4/route.c         |    6 +++---
 5 files changed, 13 insertions(+), 12 deletions(-)

diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h
index 08ebb1e..9daa60b 100644
--- a/include/net/ip_fib.h
+++ b/include/net/ip_fib.h
@@ -178,15 +178,16 @@ static inline struct fib_table *fib_new_table(struct net *net, u32 id)
 	return fib_get_table(net, id);
 }
 
-static inline int fib_lookup(const struct flowi *flp, struct fib_result *res)
+static inline int fib_lookup(struct net *net, const struct flowi *flp,
+			     struct fib_result *res)
 {
 	struct fib_table *table;
 
-	table = fib_get_table(&init_net, RT_TABLE_LOCAL);
+	table = fib_get_table(net, RT_TABLE_LOCAL);
 	if (!table->tb_lookup(table, flp, res))
 		return 0;
 
-	table = fib_get_table(&init_net, RT_TABLE_MAIN);
+	table = fib_get_table(net, RT_TABLE_MAIN);
 	if (!table->tb_lookup(table, flp, res))
 		return 0;
 	return -ENETUNREACH;
@@ -200,7 +201,7 @@ extern void __net_exit fib4_rules_exit(struct net *net);
 extern u32 fib_rules_tclass(struct fib_result *res);
 #endif
 
-extern int fib_lookup(struct flowi *flp, struct fib_result *res);
+extern int fib_lookup(struct net *n, struct flowi *flp, struct fib_result *res);
 
 extern struct fib_table *fib_new_table(struct net *net, u32 id);
 extern struct fib_table *fib_get_table(struct net *net, u32 id);
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index 8c0081c..dcd3a28 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -256,7 +256,7 @@ int fib_validate_source(__be32 src, __be32 dst, u8 tos, int oif,
 	if (in_dev == NULL)
 		goto e_inval;
 
-	if (fib_lookup(&fl, &res))
+	if (fib_lookup(&init_net, &fl, &res))
 		goto last_resort;
 	if (res.type != RTN_UNICAST)
 		goto e_inval_res;
@@ -280,7 +280,7 @@ int fib_validate_source(__be32 src, __be32 dst, u8 tos, int oif,
 	fl.oif = dev->ifindex;
 
 	ret = 0;
-	if (fib_lookup(&fl, &res) == 0) {
+	if (fib_lookup(&init_net, &fl, &res) == 0) {
 		if (res.type == RTN_UNICAST) {
 			*spec_dst = FIB_RES_PREFSRC(res);
 			ret = FIB_RES_NH(res).nh_scope >= RT_SCOPE_HOST;
diff --git a/net/ipv4/fib_rules.c b/net/ipv4/fib_rules.c
index 2b43002..19274d0 100644
--- a/net/ipv4/fib_rules.c
+++ b/net/ipv4/fib_rules.c
@@ -54,14 +54,14 @@ u32 fib_rules_tclass(struct fib_result *res)
 }
 #endif
 
-int fib_lookup(struct flowi *flp, struct fib_result *res)
+int fib_lookup(struct net *net, struct flowi *flp, struct fib_result *res)
 {
 	struct fib_lookup_arg arg = {
 		.result = res,
 	};
 	int err;
 
-	err = fib_rules_lookup(init_net.ipv4.rules_ops, flp, 0, &arg);
+	err = fib_rules_lookup(net->ipv4.rules_ops, flp, 0, &arg);
 	res->r = arg.rule;
 
 	return err;
diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index 0e08df4..ecd91c6 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -559,7 +559,7 @@ static int fib_check_nh(struct fib_config *cfg, struct fib_info *fi,
 			/* It is not necessary, but requires a bit of thinking */
 			if (fl.fl4_scope < RT_SCOPE_LINK)
 				fl.fl4_scope = RT_SCOPE_LINK;
-			if ((err = fib_lookup(&fl, &res)) != 0)
+			if ((err = fib_lookup(&init_net, &fl, &res)) != 0)
 				return err;
 		}
 		err = -EINVAL;
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 162e738..c107bc3 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1559,7 +1559,7 @@ void ip_rt_get_source(u8 *addr, struct rtable *rt)
 
 	if (rt->fl.iif == 0)
 		src = rt->rt_src;
-	else if (fib_lookup(&rt->fl, &res) == 0) {
+	else if (fib_lookup(&init_net, &rt->fl, &res) == 0) {
 		src = FIB_RES_PREFSRC(res);
 		fib_res_put(&res);
 	} else
@@ -1911,7 +1911,7 @@ static int ip_route_input_slow(struct sk_buff *skb, __be32 daddr, __be32 saddr,
 	/*
 	 *	Now we are ready to route packet.
 	 */
-	if ((err = fib_lookup(&fl, &res)) != 0) {
+	if ((err = fib_lookup(&init_net, &fl, &res)) != 0) {
 		if (!IN_DEV_FORWARD(in_dev))
 			goto e_hostunreach;
 		goto no_route;
@@ -2363,7 +2363,7 @@ static int ip_route_output_slow(struct rtable **rp, const struct flowi *oldflp)
 		goto make_route;
 	}
 
-	if (fib_lookup(&fl, &res)) {
+	if (fib_lookup(&init_net, &fl, &res)) {
 		res.fi = NULL;
 		if (oldflp->oif) {
 			/* Apparently, routing tables are wrong. Assume,
-- 
1.5.3.rc5

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