Log failure to update the line settings in set_termios().
This also avoids a W=1 (-Wunused-but-set-variable) warning.
Signed-off-by: Johan Hovold <johan@xxxxxxxxxx>
---
drivers/usb/serial/kobil_sct.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c
index e9882ba20933..79ce0219fdde 100644
--- 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,
--
2.26.2
