[PATCH] uml: make two variables static

Make a couple of variables static.
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

arch/um/drivers/port_kern.c

@@ -129,8 +129,8 @@ static int port_accept(struct port_list *port)
 	return(ret);
 } 
 
-DECLARE_MUTEX(ports_sem);
-struct list_head ports = LIST_HEAD_INIT(ports);
+static DECLARE_MUTEX(ports_sem);
+static struct list_head ports = LIST_HEAD_INIT(ports);
 
 void port_work_proc(struct work_struct *unused)
 {