tty_set_termios() never returns anything else than 0. Make the debug prints to look directly into the new termios instead to check CRTSCTS state. Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx> --- drivers/bluetooth/hci_ldisc.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c index 865112e96ff9..efdda2c3fce8 100644 --- a/drivers/bluetooth/hci_ldisc.c +++ b/drivers/bluetooth/hci_ldisc.c @@ -323,9 +323,9 @@ void hci_uart_set_flow_control(struct hci_uart *hu, bool enable) /* Disable hardware flow control */ ktermios = tty->termios; ktermios.c_cflag &= ~CRTSCTS; - status = tty_set_termios(tty, &ktermios); + tty_set_termios(tty, &ktermios); BT_DBG("Disabling hardware flow control: %s", - status ? "failed" : "success"); + (tty->termios.c_cflag & CRTSCTS) ? "failed" : "success"); /* Clear RTS to prevent the device from sending */ /* Most UARTs need OUT2 to enable interrupts */ @@ -357,9 +357,9 @@ void hci_uart_set_flow_control(struct hci_uart *hu, bool enable) /* Re-enable hardware flow control */ ktermios = tty->termios; ktermios.c_cflag |= CRTSCTS; - status = tty_set_termios(tty, &ktermios); + tty_set_termios(tty, &ktermios); BT_DBG("Enabling hardware flow control: %s", - status ? "failed" : "success"); + !(tty->termios.c_cflag & CRTSCTS) ? "failed" : "success"); } } -- 2.30.2