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serial: sunsab: Remove frame size calculation dead-code

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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>
This commit is contained in:
Ilpo Järvinen 2022-08-30 11:49:24 +03:00 committed by Greg Kroah-Hartman
parent d4be10c816
commit 5ec2952c62
1 changed files with 8 additions and 12 deletions
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20
drivers/tty/serial/sunsab.c
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@ -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;