Staging: lustre: lnet: Make functions static

This patch makes functions proc_lnet_routes, proc_lnet_routers,
proc_lnet_peers and proc_lnet_nis static in file router_proc.c
as they are used only in this file.

This problem is detected by sparse.
Signed-off-by: Vaishali Thakkar <vthakkar1994@gmail.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/lnet/lnet/router_proc.c

@@ -164,8 +164,8 @@ static int proc_lnet_stats(struct ctl_table *table, int write,
 				 __proc_lnet_stats);
 }
 
-int proc_lnet_routes(struct ctl_table *table, int write, void __user *buffer,
-		     size_t *lenp, loff_t *ppos)
+static int proc_lnet_routes(struct ctl_table *table, int write,
+			    void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	const int	tmpsiz = 256;
 	char		*tmpstr;
@@ -290,8 +290,8 @@ int proc_lnet_routes(struct ctl_table *table, int write, void __user *buffer,
 	return rc;
 }
 
-int proc_lnet_routers(struct ctl_table *table, int write, void __user *buffer,
-		      size_t *lenp, loff_t *ppos)
+static int proc_lnet_routers(struct ctl_table *table, int write,
+			     void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	int	rc = 0;
 	char      *tmpstr;
@@ -425,8 +425,8 @@ int proc_lnet_routers(struct ctl_table *table, int write, void __user *buffer,
 	return rc;
 }
 
-int proc_lnet_peers(struct ctl_table *table, int write, void __user *buffer,
-		    size_t *lenp, loff_t *ppos)
+static int proc_lnet_peers(struct ctl_table *table, int write,
+			   void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	const int		tmpsiz  = 256;
 	struct lnet_peer_table	*ptable;
@@ -657,8 +657,8 @@ static int proc_lnet_buffers(struct ctl_table *table, int write,
 				 __proc_lnet_buffers);
 }
 
-int proc_lnet_nis(struct ctl_table *table, int write, void __user *buffer,
-		  size_t *lenp, loff_t *ppos)
+static int proc_lnet_nis(struct ctl_table *table, int write,
+			 void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	int	tmpsiz = 128 * LNET_CPT_NUMBER;
 	int	rc = 0;