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authorGustavo A. R. Silva <gustavo@embeddedor.com>2019-07-29 20:46:50 -0500
committerWim Van Sebroeck <wim@linux-watchdog.org>2019-08-12 13:05:38 +0200
commit4b4b8b03458ef33dc2545c038d3134ba668038a4 (patch)
tree79c374e58b4f5bdb2fde010ef7239a7b5510ccd4
parent2c017640826a16eab385b756431ce560e44a7054 (diff)
downloadlinux-4b4b8b03458ef33dc2545c038d3134ba668038a4.tar.bz2
watchdog: riowd: Mark expected switch fall-through
Mark switch cases where we are expecting to fall through. This patch fixes the following warnings (Building: sparc64): drivers/watchdog/riowd.c: In function ‘riowd_ioctl’: drivers/watchdog/riowd.c:136:3: warning: this statement may fall through [-Wimplicit-fallthrough=] riowd_writereg(p, riowd_timeout, WDTO_INDEX); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/watchdog/riowd.c:139:2: note: here case WDIOC_GETTIMEOUT: ^~~~ Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Reviewed-by: Kees Cook <keescook@chromium.org> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Link: https://lore.kernel.org/r/20190730014650.GA31309@embeddedor Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
-rw-r--r--drivers/watchdog/riowd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/watchdog/riowd.c b/drivers/watchdog/riowd.c
index 41a2a11535a6..b35f7be20c00 100644
--- a/drivers/watchdog/riowd.c
+++ b/drivers/watchdog/riowd.c
@@ -134,7 +134,7 @@ static long riowd_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
return -EINVAL;
riowd_timeout = (new_margin + 59) / 60;
riowd_writereg(p, riowd_timeout, WDTO_INDEX);
- /* Fall */
+ /* Fall through */
case WDIOC_GETTIMEOUT:
return put_user(riowd_timeout * 60, (int __user *)argp);