usb-cypress: There is no 0 case to go with CS5/6/7/8 so remove the test

Signed-off-by: NAlan Cox <alan@redhat.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

drivers/usb/serial/cypress_m8.c

@@ -1093,7 +1093,6 @@ static void cypress_set_termios(struct tty_struct *tty,
 	} else
 		parity_enable = parity_type = 0;
 
-	if (cflag & CSIZE) {
 	switch (cflag & CSIZE) {
 	case CS5:
 		data_bits = 0;
@@ -1111,9 +1110,7 @@ static void cypress_set_termios(struct tty_struct *tty,
 		err("%s - CSIZE was set, but not CS5-CS8",
 				__func__);
 		data_bits = 3;
-	} else
-		data_bits = 3;
-
+	}
 	spin_lock_irqsave(&priv->lock, flags);
 	oldlines = priv->line_control;
 	if ((cflag & CBAUD) == B0) {