fintek-cir: get rid of warning: no previous prototype

Cc: Linux Media Mailing List <linux-media@vger.kernel.org>

drivers/media/rc/fintek-cir.c:687:5: warning: no previous prototype for 'fintek_init' [-Wmissing-prototypes]
drivers/media/rc/fintek-cir.c:692:6: warning: no previous prototype for 'fintek_exit' [-Wmissing-prototypes]
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/rc/fintek-cir.c

@@ -684,12 +684,12 @@ static struct pnp_driver fintek_driver = {
 	.shutdown	= fintek_shutdown,
 };
 
-int fintek_init(void)
+static int fintek_init(void)
 {
 	return pnp_register_driver(&fintek_driver);
 }
 
-void fintek_exit(void)
+static void fintek_exit(void)
 {
 	pnp_unregister_driver(&fintek_driver);
 }