USB: serial: kobil_sct: log failure to update line settings

Log failure to update the line settings in set_termios().

This also avoids a W=1 (-Wunused-but-set-variable) warning.

Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Johan Hovold <johan@kernel.org>

diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c
index e9882ba209330472c0674526efd0eaf2f798974a..79ce0219fdde09d4a84e982369a8c282c401eafb 100644 (file)
--- a/drivers/usb/serial/kobil_sct.c
+++ b/drivers/usb/serial/kobil_sct.c
@@ -526,6 +526,10 @@ static void kobil_set_termios(struct tty_struct *tty,
                  0,
                  KOBIL_TIMEOUT
                );
+       if (result) {
+               dev_err(&port->dev, "failed to update line settings: %d\n",
+                               result);
+       }
 }
 
 static int kobil_ioctl(struct tty_struct *tty,