Re: [PATCH] Input: xen-kbdfront - mark expected switch fall-through

From: Dmitry Torokhov
Date: Tue Oct 16 2018 - 20:12:13 EST


On Mon, Oct 08, 2018 at 04:07:48PM +0200, Gustavo A. R. Silva wrote:
> In preparation to enabling -Wimplicit-fallthrough, mark switch cases
> where we are expecting to fall through.
>
> Notice that in this particular case, I placed the "fall through"
> part at the beginning of the code comment, which is what GCC is
> expecting to find.
>
> Addresses-Coverity-ID: 114757 ("Missing break in switch")
> Signed-off-by: Gustavo A. R. Silva <gustavo@xxxxxxxxxxxxxx>

Applied, thank you.

> ---
> drivers/input/misc/xen-kbdfront.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/input/misc/xen-kbdfront.c b/drivers/input/misc/xen-kbdfront.c
> index 594f72e..24bc5c5 100644
> --- a/drivers/input/misc/xen-kbdfront.c
> +++ b/drivers/input/misc/xen-kbdfront.c
> @@ -524,7 +524,7 @@ static void xenkbd_backend_changed(struct xenbus_device *dev,
> case XenbusStateClosed:
> if (dev->state == XenbusStateClosed)
> break;
> - /* Missed the backend's CLOSING state -- fallthrough */
> + /* fall through - Missed the backend's CLOSING state */
> case XenbusStateClosing:
> xenbus_frontend_closed(dev);
> break;
> --
> 2.7.4
>

--
Dmitry