watchdog: pcwd_pci: mark expected switch fall-through

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>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
This commit is contained in:
Gustavo A. R. Silva 2017-11-03 11:02:30 -05:00 committed by Wim Van Sebroeck
parent 3d002ea611
commit 4d379727af

View file

@ -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);