watchdog: wdt977: Mark expected switch fall-through
authorGustavo A. R. Silva <gustavo@embeddedor.com>
Mon, 29 Jul 2019 22:30:57 +0000 (17:30 -0500)
committerGustavo A. R. Silva <gustavo@embeddedor.com>
Sat, 10 Aug 2019 00:48:41 +0000 (19:48 -0500)
commitd51c61637b4aca6c06015a34063e41279c32b8e8
tree1808d8291fc2b4f9f2b4886acbe24a4a236be42b
parent24f2161887c90ca3791f0224933642b6da7f9573
watchdog: wdt977: Mark expected switch fall-through

Mark switch cases where we are expecting to fall through.

This patch fixes the following warning (Building: arm):

drivers/watchdog/wdt977.c: In function ‘wdt977_ioctl’:
  LD [M]  drivers/media/platform/vicodec/vicodec.o
drivers/watchdog/wdt977.c:400:3: warning: this statement may fall through [-Wimplicit-fallthrough=]
   wdt977_keepalive();
   ^~~~~~~~~~~~~~~~~~
drivers/watchdog/wdt977.c:403:2: note: here
  case WDIOC_GETTIMEOUT:
  ^~~~

Reviewed-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
drivers/watchdog/wdt977.c