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watchdog: sch311x_wdt: Mark expected switch fall-through

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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 <gustavo@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 2018-03-27 14:25:40 -05:00 committed by Wim Van Sebroeck
parent 5f20407a24
commit a03cc689e5
1 changed files with 1 additions and 1 deletions
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2
drivers/watchdog/sch311x_wdt.c
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@ -299,7 +299,7 @@ static long sch311x_wdt_ioctl(struct file *file, unsigned int cmd,
if (sch311x_wdt_set_heartbeat(new_timeout))
return -EINVAL;
sch311x_wdt_keepalive();
/* Fall */
/* Fall through */
case WDIOC_GETTIMEOUT:
return put_user(timeout, p);
default: