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SubjectRe: [v2] watchdog: pcwd_pci: mark expected switch fall-through
On Fri, Nov 03, 2017 at 11:02:30AM -0500, 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 replaced "Fall" with a proper
> "fall through" comment, which is what GCC is expecting to find.
>
> Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>

Reviewed-by: Guenter Roeck <linux@roeck-us.net>

> ---
> Changes in v2:
> Place the "fall through" comment outside the unconditional code block.
>
> drivers/watchdog/pcwd_pci.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/watchdog/pcwd_pci.c b/drivers/watchdog/pcwd_pci.c
> index c0d07ee..1f78f09 100644
> --- a/drivers/watchdog/pcwd_pci.c
> +++ b/drivers/watchdog/pcwd_pci.c
> @@ -545,8 +545,8 @@ static long pcipcwd_ioctl(struct file *file, unsigned int cmd,
> return -EINVAL;
>
> pcipcwd_keepalive();
> - /* Fall */
> }
> + /* fall through */
>
> case WDIOC_GETTIMEOUT:
> return put_user(heartbeat, p);

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