On Mon, 11 Feb 2019, Gustavo A. R. Silva wrote:
> In preparation to enabling -Wimplicit-fallthrough, mark switch
> cases where we are expecting to fall through.
>
> This patch fixes the following warning:
>
> drivers/hid/wacom_wac.c: In function ‘wacom_setup_pen_input_capabilities’:
> drivers/hid/wacom_wac.c:3506:3: warning: this statement may fall through [-Wimplicit-fallthrough=]
> __clear_bit(ABS_MISC, input_dev->absbit);
> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> drivers/hid/wacom_wac.c:3508:2: note: here
> case WACOM_MO:
> ^~~~
>
> Warning level 3 was used: -Wimplicit-fallthrough=3
>
> This patch is part of the ongoing efforts to enable
> -Wimplicit-fallthrough.
>
> Signed-off-by: Gustavo A. R. Silva <gustavo@xxxxxxxxxxxxxx>
Let's CC Jason and Ping to make sure it's really intended :)
> ---
> drivers/hid/wacom_wac.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
> index 72477e872324..5ecda99bf431 100644
> --- a/drivers/hid/wacom_wac.c
> +++ b/drivers/hid/wacom_wac.c
> @@ -3504,6 +3504,7 @@ int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
> switch (features->type) {
> case GRAPHIRE_BT:
> __clear_bit(ABS_MISC, input_dev->absbit);
> + /* fall through */
>
> case WACOM_MO:
> case WACOM_G4:
> --
> 2.20.1
>
--
Jiri Kosina
SUSE Labs
