On 6/24/2015 7:27 AM, Dan Carpenter wrote:
> We can't pass a NULL to input_unregister_device().
> 
> Fixes: 2a6cdbdd4cc0 ('HID: wacom: Introduce new 'touch_input' device')
> Signed-off-by: Dan Carpenter <[email protected]>
> 

Looks reasonable to me.
Reviewed-by: Jason Gerecke <[email protected]>

-- 
Jason
---
Now instead of four in the eights place /
you’ve got three, ‘Cause you added one /
(That is to say, eight) to the two, /
But you can’t take seven from three, /
So you look at the sixty-fours....

> diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c
> index 4c0ffca..44958d7 100644
> --- a/drivers/hid/wacom_sys.c
> +++ b/drivers/hid/wacom_sys.c
> @@ -1271,11 +1271,13 @@ fail_leds:
>       pad_input_dev = NULL;
>       wacom_wac->pad_registered = false;
>  fail_register_pad_input:
> -     input_unregister_device(touch_input_dev);
> +     if (touch_input_dev)
> +             input_unregister_device(touch_input_dev);
>       wacom_wac->touch_input = NULL;
>       wacom_wac->touch_registered = false;
>  fail_register_touch_input:
> -     input_unregister_device(pen_input_dev);
> +     if (pen_input_dev)
> +             input_unregister_device(pen_input_dev);
>       wacom_wac->pen_input = NULL;
>       wacom_wac->pen_registered = false;
>  fail_register_pen_input:
> --
> To unsubscribe from this list: send the line "unsubscribe linux-input" in
> the body of a message to [email protected]
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> 
--
To unsubscribe from this list: send the line "unsubscribe linux-input" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to