tiocmset: kill the file pointer argument

Doing tiocmget was such fun we should do tiocmset as well for the same
reasons

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/serial/keyspan.h b/drivers/usb/serial/keyspan.h
index 5e5fc71..13fa1d1 100644
--- a/drivers/usb/serial/keyspan.h
+++ b/drivers/usb/serial/keyspan.h
@@ -60,7 +60,7 @@
 					 int break_state);
 static int  keyspan_tiocmget		(struct tty_struct *tty);
 static int  keyspan_tiocmset		(struct tty_struct *tty,
-					 struct file *file, unsigned int set,
+					 unsigned int set,
 					 unsigned int clear);
 static int  keyspan_fake_startup	(struct usb_serial *serial);