staging: dgap: remove unused variable in dgap_param()

The "ts" is not used in dgap_param().
Signed-off-by: Daeseok Youn <daeseok.youn@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/dgap/dgap.c

@@ -5068,7 +5068,6 @@ static void dgap_firmware_reset_port(struct channel_t *ch)
  *=======================================================================*/
 static int dgap_param(struct tty_struct *tty)
 {
-	struct ktermios *ts;
 	struct board_t *bd;
 	struct channel_t *ch;
 	struct bs_t __iomem *bs;
@@ -5098,8 +5097,6 @@ static int dgap_param(struct tty_struct *tty)
 	if (!bs)
 		return -EIO;
 
-	ts = &tty->termios;
-
 	/*
 	 * If baud rate is zero, flush queues, and set mval to drop DTR.
 	 */