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[IPV4]: Consolidate fib_select_default.

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The difference in the implementation of the fib_select_default when
CONFIG_IP_MULTIPLE_TABLES is (not) defined looks
negligible. Consolidate it and place into fib_frontend.c.

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 2008-01-22 22:03:33 -08:00 committed by David S. Miller
parent e30d3a0ccd
commit 64c2d53829
3 changed files with 15 additions and 19 deletions
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10
include/net/ip_fib.h
View File

@ -193,14 +193,6 @@ static inline int fib_lookup(struct net *net, const struct flowi *flp,
return -ENETUNREACH;
}
static inline void fib_select_default(const struct flowi *flp,
struct fib_result *res)
{
struct fib_table *table = fib_get_table(&init_net, RT_TABLE_MAIN);
if (FIB_RES_GW(*res) && FIB_RES_NH(*res).nh_scope == RT_SCOPE_LINK)
table->tb_select_default(table, flp, res);
}
#else /* CONFIG_IP_MULTIPLE_TABLES */
extern int __net_init fib4_rules_init(struct net *net);
extern void __net_exit fib4_rules_exit(struct net *net);
@ -213,7 +205,6 @@ 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);
extern void fib_select_default(const struct flowi *flp, struct fib_result *res);
#endif /* CONFIG_IP_MULTIPLE_TABLES */
@ -222,6 +213,7 @@ extern const struct nla_policy rtm_ipv4_policy[];
extern void ip_fib_init(void);
extern int fib_validate_source(__be32 src, __be32 dst, u8 tos, int oif,
struct net_device *dev, __be32 *spec_dst, u32 *itag);
extern void fib_select_default(const struct flowi *flp, struct fib_result *res);
/* Exported by fib_semantics.c */
extern int ip_fib_check_default(__be32 gw, struct net_device *dev);

14
net/ipv4/fib_frontend.c
View File

@ -116,6 +116,20 @@ struct fib_table *fib_get_table(struct net *net, u32 id)
}
#endif /* CONFIG_IP_MULTIPLE_TABLES */
void fib_select_default(const struct flowi *flp, struct fib_result *res)
{
struct fib_table *tb;
int table = RT_TABLE_MAIN;
#ifdef CONFIG_IP_MULTIPLE_TABLES
if (res->r == NULL || res->r->action != FR_ACT_TO_TBL)
return;
table = res->r->table;
#endif
tb = fib_get_table(&init_net, table);
if (FIB_RES_GW(*res) && FIB_RES_NH(*res).nh_scope == RT_SCOPE_LINK)
tb->tb_select_default(tb, flp, res);
}
static void fib_flush(struct net *net)
{
int flushed = 0;

10
net/ipv4/fib_rules.c
View File

@ -102,16 +102,6 @@ errout:
}
void fib_select_default(const struct flowi *flp, struct fib_result *res)
{
if (res->r && res->r->action == FR_ACT_TO_TBL &&
FIB_RES_GW(*res) && FIB_RES_NH(*res).nh_scope == RT_SCOPE_LINK) {
struct fib_table *tb;
if ((tb = fib_get_table(&init_net, res->r->table)) != NULL)
tb->tb_select_default(tb, flp, res);
}
}
static int fib4_rule_match(struct fib_rule *rule, struct flowi *fl, int flags)
{
struct fib4_rule *r = (struct fib4_rule *) rule;