[NET]: Make code static.

This patch makes needlessly global code static.
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/net/ip6_fib.h

@@ -192,10 +192,6 @@ struct fib6_node		*fib6_locate(struct fib6_node *root,
 					     struct in6_addr *daddr, int dst_len,
 					     struct in6_addr *saddr, int src_len);
 
-extern void			fib6_clean_tree(struct fib6_node *root,
-						int (*func)(struct rt6_info *, void *arg),
-						int prune, void *arg);
-
 extern void			fib6_clean_all(int (*func)(struct rt6_info *, void *arg),
 					       int prune, void *arg);
 

net/ipv4/cipso_ipv4.c

@@ -60,7 +60,7 @@ struct cipso_v4_domhsh_entry {
  * if in practice there are a lot of different DOIs this list should
  * probably be turned into a hash table or something similar so we
  * can do quick lookups. */
-DEFINE_SPINLOCK(cipso_v4_doi_list_lock);
+static DEFINE_SPINLOCK(cipso_v4_doi_list_lock);
 static struct list_head cipso_v4_doi_list = LIST_HEAD_INIT(cipso_v4_doi_list);
 
 /* Label mapping cache */

net/ipv4/fib_rules.c

@@ -101,8 +101,8 @@ int fib_lookup(struct flowi *flp, struct fib_result *res)
 	return err;
 }
 
-int fib4_rule_action(struct fib_rule *rule, struct flowi *flp, int flags,
-		     struct fib_lookup_arg *arg)
+static int fib4_rule_action(struct fib_rule *rule, struct flowi *flp,
+			    int flags, struct fib_lookup_arg *arg)
 {
 	int err = -EAGAIN;
 	struct fib_table *tbl;

net/ipv6/fib6_rules.c

@@ -66,7 +66,7 @@ struct dst_entry *fib6_rule_lookup(struct flowi *fl, int flags,
 	return (struct dst_entry *) arg.result;
 }
 
-int fib6_rule_action(struct fib_rule *rule, struct flowi *flp,
+static int fib6_rule_action(struct fib_rule *rule, struct flowi *flp,
 			    int flags, struct fib_lookup_arg *arg)
 {
 	struct rt6_info *rt = NULL;

net/ipv6/ip6_fib.c

@@ -1169,7 +1169,7 @@ static int fib6_clean_node(struct fib6_walker_t *w)
  *	ignoring pure split nodes) will be scanned.
  */
 
-void fib6_clean_tree(struct fib6_node *root,
+static void fib6_clean_tree(struct fib6_node *root,
 			    int (*func)(struct rt6_info *, void *arg),
 			    int prune, void *arg)
 {

net/ipv6/route.c

@@ -613,8 +613,8 @@ static struct rt6_info *rt6_alloc_clone(struct rt6_info *ort, struct in6_addr *d
 	return rt;
 }
 
-struct rt6_info *ip6_pol_route_input(struct fib6_table *table, struct flowi *fl,
-				     int flags)
+static struct rt6_info *ip6_pol_route_input(struct fib6_table *table,
+					    struct flowi *fl, int flags)
 {
 	struct fib6_node *fn;
 	struct rt6_info *rt, *nrt;
@@ -872,7 +872,7 @@ static inline unsigned int ipv6_advmss(unsigned int mtu)
 }
 
 static struct dst_entry *ndisc_dst_gc_list;
-DEFINE_SPINLOCK(ndisc_lock);
+static DEFINE_SPINLOCK(ndisc_lock);
 
 struct dst_entry *ndisc_dst_alloc(struct net_device *dev, 
 				  struct neighbour *neigh,

net/netlabel/netlabel_domainhash.c

@@ -50,11 +50,11 @@ struct netlbl_domhsh_tbl {
 /* Domain hash table */
 /* XXX - updates should be so rare that having one spinlock for the entire
  * hash table should be okay */
-DEFINE_SPINLOCK(netlbl_domhsh_lock);
+static DEFINE_SPINLOCK(netlbl_domhsh_lock);
 static struct netlbl_domhsh_tbl *netlbl_domhsh = NULL;
 
 /* Default domain mapping */
-DEFINE_SPINLOCK(netlbl_domhsh_def_lock);
+static DEFINE_SPINLOCK(netlbl_domhsh_def_lock);
 static struct netlbl_dom_map *netlbl_domhsh_def = NULL;
 
 /*