[DECNET]: cleanups

- make the following needlessly global functions static:
  - dn_fib.c: dn_fib_sync_down()
  - dn_fib.c: dn_fib_sync_up()
  - dn_rules.c: dn_fib_rule_action()
- remove the following unneeded prototype:
  - dn_fib.c: dn_cache_dump()
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/net/dn_fib.h

@@ -131,9 +131,6 @@ extern __le16 dn_fib_get_attr16(struct rtattr *attr, int attrlen, int type);
 extern void dn_fib_flush(void);
 extern void dn_fib_select_multipath(const struct flowi *fl,
 					struct dn_fib_res *res);
-extern int dn_fib_sync_down(__le16 local, struct net_device *dev,
-				int force);
-extern int dn_fib_sync_up(struct net_device *dev);
 
 /*
  * dn_tables.c

net/decnet/dn_fib.c

@@ -55,8 +55,6 @@
 
 #define endfor_nexthops(fi) }
 
-extern int dn_cache_dump(struct sk_buff *skb, struct netlink_callback *cb);
-
 static DEFINE_SPINLOCK(dn_fib_multipath_lock);
 static struct dn_fib_info *dn_fib_info_list;
 static DEFINE_SPINLOCK(dn_fib_info_lock);
@@ -80,6 +78,9 @@ static struct
 	[RTN_XRESOLVE] =    { .error = -EINVAL, .scope = RT_SCOPE_NOWHERE },
 };
 
+static int dn_fib_sync_down(__le16 local, struct net_device *dev, int force);
+static int dn_fib_sync_up(struct net_device *dev);
+
 void dn_fib_free_info(struct dn_fib_info *fi)
 {
 	if (fi->fib_dead == 0) {
@@ -651,7 +652,7 @@ static int dn_fib_dnaddr_event(struct notifier_block *this, unsigned long event,
 	return NOTIFY_DONE;
 }
 
-int dn_fib_sync_down(__le16 local, struct net_device *dev, int force)
+static int dn_fib_sync_down(__le16 local, struct net_device *dev, int force)
 {
         int ret = 0;
         int scope = RT_SCOPE_NOWHERE;
@@ -695,7 +696,7 @@ int dn_fib_sync_down(__le16 local, struct net_device *dev, int force)
 }
 
 
-int dn_fib_sync_up(struct net_device *dev)
+static int dn_fib_sync_up(struct net_device *dev)
 {
         int ret = 0;
 

net/decnet/dn_rules.c

@@ -75,8 +75,8 @@ int dn_fib_lookup(struct flowi *flp, struct dn_fib_res *res)
 	return err;
 }
 
-int dn_fib_rule_action(struct fib_rule *rule, struct flowi *flp, int flags,
-		       struct fib_lookup_arg *arg)
+static int dn_fib_rule_action(struct fib_rule *rule, struct flowi *flp,
+			      int flags, struct fib_lookup_arg *arg)
 {
 	int err = -EAGAIN;
 	struct dn_fib_table *tbl;