Commit 72132c1b authored by Denis V. Lunev's avatar Denis V. Lunev Committed by David S. Miller
Browse files

[IPV4]: fib_rules_unregister is essentially void.



fib_rules_unregister is called only after successful register and the
return code is never checked.
Signed-off-by: default avatarDenis V. Lunev <den@openvz.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 2db82b53
......@@ -102,7 +102,7 @@ static inline u32 frh_get_table(struct fib_rule_hdr *frh, struct nlattr **nla)
}
extern int fib_rules_register(struct net *, struct fib_rules_ops *);
extern int fib_rules_unregister(struct net *, struct fib_rules_ops *);
extern void fib_rules_unregister(struct net *, struct fib_rules_ops *);
extern void fib_rules_cleanup_ops(struct fib_rules_ops *);
extern int fib_rules_lookup(struct fib_rules_ops *,
......
......@@ -112,29 +112,16 @@ void fib_rules_cleanup_ops(struct fib_rules_ops *ops)
}
EXPORT_SYMBOL_GPL(fib_rules_cleanup_ops);
int fib_rules_unregister(struct net *net, struct fib_rules_ops *ops)
void fib_rules_unregister(struct net *net, struct fib_rules_ops *ops)
{
int err = 0;
struct fib_rules_ops *o;
spin_lock(&net->rules_mod_lock);
list_for_each_entry(o, &net->rules_ops, list) {
if (o == ops) {
list_del_rcu(&o->list);
fib_rules_cleanup_ops(ops);
goto out;
}
}
err = -ENOENT;
out:
list_del_rcu(&ops->list);
fib_rules_cleanup_ops(ops);
spin_unlock(&net->rules_mod_lock);
synchronize_rcu();
if (!err)
release_net(net);
return err;
release_net(net);
}
EXPORT_SYMBOL_GPL(fib_rules_unregister);
......
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