serial: sunsab: Remove frame size calculation dead-code

The driver features a custom frame length calculation but the result is
never used. Remove it.

Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20220830084925.5608-5-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/serial/sunsab.c b/drivers/tty/serial/sunsab.c
index b549822..99608b2 100644 (file)
--- a/drivers/tty/serial/sunsab.c
+++ b/drivers/tty/serial/sunsab.c
@@ -681,27 +681,23 @@ static void sunsab_convert_to_sab(struct uart_sunsab_port *up, unsigned int cfla
                                  unsigned int quot)
 {
        unsigned char dafo;
-       int bits, n, m;
+       int n, m;
 
        /* Byte size and parity */
        switch (cflag & CSIZE) {
-             case CS5: dafo = SAB82532_DAFO_CHL5; bits = 7; break;
-             case CS6: dafo = SAB82532_DAFO_CHL6; bits = 8; break;
-             case CS7: dafo = SAB82532_DAFO_CHL7; bits = 9; break;
-             case CS8: dafo = SAB82532_DAFO_CHL8; bits = 10; break;
+             case CS5: dafo = SAB82532_DAFO_CHL5; break;
+             case CS6: dafo = SAB82532_DAFO_CHL6; break;
+             case CS7: dafo = SAB82532_DAFO_CHL7; break;
+             case CS8: dafo = SAB82532_DAFO_CHL8; break;
              /* Never happens, but GCC is too dumb to figure it out */
-             default:  dafo = SAB82532_DAFO_CHL5; bits = 7; break;
+             default:  dafo = SAB82532_DAFO_CHL5; break;
        }
 
-       if (cflag & CSTOPB) {
+       if (cflag & CSTOPB)
                dafo |= SAB82532_DAFO_STOP;
-               bits++;
-       }
 
-       if (cflag & PARENB) {
+       if (cflag & PARENB)
                dafo |= SAB82532_DAFO_PARE;
-               bits++;
-       }
 
        if (cflag & PARODD) {
                dafo |= SAB82532_DAFO_PAR_ODD;