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rtc: m41t80: 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.

Addresses-Coverity-ID: 1373875 ("Missing break in switch")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Gustavo A. R. Silva 2018-10-04 15:07:01 +02:00 committed by Alexandre Belloni
parent fe0b5cedc2
commit c3e04915b8
1 changed files with 1 additions and 1 deletions
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2
drivers/rtc/rtc-m41t80.c
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@ -745,7 +745,7 @@ static int wdt_ioctl(struct file *file, unsigned int cmd,
return -EINVAL;
wdt_margin = new_margin;
wdt_ping();
/* Fall */
/* Fall through */
case WDIOC_GETTIMEOUT:
return put_user(wdt_margin, (int __user *)arg);