console/vgacon.c: mark file-local symbol static

warning: symbol 'vgacon_text_mode_force' was not declared. Should it be static?

Signed-off-by: Thiago Farina <tfransosi@gmail.com>
Acked-by: Matthew Garrett <mjg@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c
index cc4bbbe..182dd6f 100644
--- a/drivers/video/console/vgacon.c
+++ b/drivers/video/console/vgacon.c
@@ -112,7 +112,7 @@
 static int 		vga_scan_lines		__read_mostly;
 static unsigned int 	vga_rolled_over;
 
-int vgacon_text_mode_force = 0;
+static int vgacon_text_mode_force;
 
 bool vgacon_text_force(void)
 {