can: peak_usb: pcan_usb_get_device_id(): read value only in case of success
In case of error, reading value from response argument is useless. Link: https://lore.kernel.org/r/20210625130931.27438-2-s.grosjean@peak-system.com Signed-off-by: Stephane Grosjean <s.grosjean@peak-system.com> Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
parent
805ff68c8e
commit
1d0214a0f5
|
@ -384,6 +384,7 @@ static int pcan_usb_get_device_id(struct peak_usb_device *dev, u32 *device_id)
|
|||
if (err)
|
||||
netdev_err(dev->netdev, "getting device id failure: %d\n", err);
|
||||
|
||||
else
|
||||
*device_id = args[0];
|
||||
|
||||
return err;
|
||||
|
|
Loading…
Reference in New Issue