Do not raise DTR/RTS a second time in set_termios at open -- this has
already been taken care of by the tty layer.
Signed-off-by: Johan Hovold <jhov...@gmail.com>
---
drivers/usb/serial/ftdi_sio.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index abcaeaf..86f6dfe 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -2187,7 +2187,7 @@ no_data_parity_stop_changes:
dev_err(ddev, "%s urb failed to set baudrate\n",
__func__);
mutex_unlock(&priv->cfg_lock);
/* Ensure RTS and DTR are raised when baudrate changed from 0 */
- if (!old_termios || (old_termios->c_cflag & CBAUD) == B0)
+ if (old_termios && (old_termios->c_cflag & CBAUD) == B0)
set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
}
--
1.8.2.1
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