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[IPV6]: Make fib6_rules_init to return an error code. 

When the fib_rules initialization finished, no return code is provided
so there is no way to know, for the caller, if the initialization has
been successful or has failed. This patch fix that.

Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>
Acked-by: Benjamin Thery <benjamin.thery@bull.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Daniel Lezcano 2007-12-07 00:42:52 -08:00 committed by David S. Miller
parent 0013cabab3
commit 9eb87f3f7e
4 changed files with 21 additions and 6 deletions
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1
include/net/fib_rules.h
View File

@ -103,6 +103,7 @@ static inline u32 frh_get_table(struct fib_rule_hdr *frh, struct nlattr **nla)
extern int fib_rules_register(struct fib_rules_ops *);
extern int fib_rules_unregister(struct fib_rules_ops *);
extern void fib_rules_cleanup_ops(struct fib_rules_ops *);
extern int fib_rules_lookup(struct fib_rules_ops *,
struct flowi *, int flags,

2
include/net/ip6_fib.h
View File

@ -226,7 +226,7 @@ extern void fib6_gc_cleanup(void);
extern int fib6_init(void);
extern void fib6_rules_init(void);
extern int fib6_rules_init(void);
extern void fib6_rules_cleanup(void);
#endif

5
net/core/fib_rules.c
View File

@ -102,7 +102,7 @@ errout:
EXPORT_SYMBOL_GPL(fib_rules_register);
static void cleanup_ops(struct fib_rules_ops *ops)
void fib_rules_cleanup_ops(struct fib_rules_ops *ops)
{
struct fib_rule *rule, *tmp;
@ -111,6 +111,7 @@ static void cleanup_ops(struct fib_rules_ops *ops)
fib_rule_put(rule);
}
}
EXPORT_SYMBOL_GPL(fib_rules_cleanup_ops);
int fib_rules_unregister(struct fib_rules_ops *ops)
{
@ -121,7 +122,7 @@ int fib_rules_unregister(struct fib_rules_ops *ops)
list_for_each_entry(o, &rules_ops, list) {
if (o == ops) {
list_del_rcu(&o->list);
cleanup_ops(ops);
fib_rules_cleanup_ops(ops);
goto out;
}
}

19
net/ipv6/fib6_rules.c
View File

@ -265,10 +265,23 @@ static int __init fib6_default_rules_init(void)
return 0;
}
void __init fib6_rules_init(void)
int __init fib6_rules_init(void)
{
BUG_ON(fib6_default_rules_init());
fib_rules_register(&fib6_rules_ops);
int ret;
ret = fib6_default_rules_init();
if (ret)
goto out;
ret = fib_rules_register(&fib6_rules_ops);
if (ret)
goto out_default_rules_init;
out:
return ret;
out_default_rules_init:
fib_rules_cleanup_ops(&fib6_rules_ops);
goto out;
}
void fib6_rules_cleanup(void)