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serial: fsl_lpuart: Remove unnecessary clearing for CRTSCTS

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if (termios->c_cflag & CRTSCTS) guarantees that CRTSCTS is not ever set
in the else block so clearing it is unnecessary.

While at it, remove also one pair of extra parenthesis.

Reviewed-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20220513082906.11096-5-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ilpo Järvinen 2022-05-13 11:29:05 +03:00 committed by Greg Kroah-Hartman
parent 9cca25e276
commit 503f418b10
1 changed files with 3 additions and 5 deletions
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8
drivers/tty/serial/fsl_lpuart.c
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@ -2110,12 +2110,10 @@ lpuart32_set_termios(struct uart_port *port, struct ktermios *termios,
if (sport->port.rs485.flags & SER_RS485_ENABLED)
termios->c_cflag &= ~CRTSCTS;
if (termios->c_cflag & CRTSCTS) {
modem |= (UARTMODIR_RXRTSE | UARTMODIR_TXCTSE);
} else {
termios->c_cflag &= ~CRTSCTS;
if (termios->c_cflag & CRTSCTS)
modem |= UARTMODIR_RXRTSE | UARTMODIR_TXCTSE;
else
modem &= ~(UARTMODIR_RXRTSE | UARTMODIR_TXCTSE);
}
if (termios->c_cflag & CSTOPB)
bd |= UARTBAUD_SBNS;