[PATCH libinput 1/2] Fix a crash when requesting invalid mode group indices

[Hans de Goede]

Hi,

On 24-02-17 05:41, Peter Hutterer wrote:
> Signed-off-by: Peter Hutterer <peter.hutterer at who-t.net>

Patch series looks good to me:

Reviewed-by: Hans de Goede <hdegoede at redhat.com>

Regards,

Hans

> ---
>  src/evdev-tablet-pad-leds.c | 4 ++++
>  1 file changed, 4 insertions(+)
>
> diff --git a/src/evdev-tablet-pad-leds.c b/src/evdev-tablet-pad-leds.c
> index 209ab73..89b3b9d 100644
> --- a/src/evdev-tablet-pad-leds.c
> +++ b/src/evdev-tablet-pad-leds.c
> @@ -645,5 +645,9 @@ evdev_device_tablet_pad_get_mode_group(struct evdev_device *device,
>  	if (!(device->seat_caps & EVDEV_DEVICE_TABLET_PAD))
>  		return NULL;
>
> +	if (index >=
> +	    (unsigned int)evdev_device_tablet_pad_get_num_mode_groups(device))
> +		return NULL;
> +
>  	return pad_get_mode_group(pad, index);
>  }
>