Pull thinkpad-2.6.24 into release branch

[sfrench/cifs-2.6.git] / net / core / fib_rules.c

diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c
index 13de6f53f0981f19bb16e7aef2d542f2d5f8167a..848132b6cb733500663b64f4097516799d599f36 100644 (file)
--- a/net/core/fib_rules.c
+++ b/net/core/fib_rules.c
@@ -18,6 +18,28 @@
 static LIST_HEAD(rules_ops);
 static DEFINE_SPINLOCK(rules_mod_lock);
 
+int fib_default_rule_add(struct fib_rules_ops *ops,
+                        u32 pref, u32 table, u32 flags)
+{
+       struct fib_rule *r;
+
+       r = kzalloc(ops->rule_size, GFP_KERNEL);
+       if (r == NULL)
+               return -ENOMEM;
+
+       atomic_set(&r->refcnt, 1);
+       r->action = FR_ACT_TO_TBL;
+       r->pref = pref;
+       r->table = table;
+       r->flags = flags;
+
+       /* The lock is not required here, the list in unreacheable
+        * at the moment this function is called */
+       list_add_tail(&r->list, &ops->rules_list);
+       return 0;
+}
+EXPORT_SYMBOL(fib_default_rule_add);
+
 static void notify_rule_change(int event, struct fib_rule *rule,
                               struct fib_rules_ops *ops, struct nlmsghdr *nlh,
                               u32 pid);