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[NETNS]: Add netns parameter to fib_lookup. 

Signed-off-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Denis V. Lunev 2008-01-21 17:31:55 -08:00 committed by David S. Miller
parent ba93ef7465
commit da0e28cb68
5 changed files with 13 additions and 12 deletions
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9
include/net/ip_fib.h
View File

@ -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;
@ -208,7 +209,7 @@ 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);

4
net/ipv4/fib_frontend.c
View File

@ -241,7 +241,7 @@ 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;
@ -265,7 +265,7 @@ 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;

4
net/ipv4/fib_rules.c
View File

@ -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;

2
net/ipv4/fib_semantics.c
View File

@ -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;

6
net/ipv4/route.c
View File

@ -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,