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authorGustavo A. R. Silva <gustavo@embeddedor.com>2019-07-29 10:08:05 -0500
committerGustavo A. R. Silva <gustavo@embeddedor.com>2019-08-09 19:47:24 -0500
commitd259f94f7265065b5c2b2bd5bbe4fa9b76504440 (patch)
treedc22e6a47c0c11e31ac7d53ba4b645a7041acafb /drivers/watchdog/ar7_wdt.c
parente9d81fc5b2014eb17d45ba4940bfb603d57bbcb3 (diff)
watchdog: Mark expected switch fall-throughs
Mark switch cases where we are expecting to fall through. This patch fixes the following warnings: drivers/watchdog/ar7_wdt.c: warning: this statement may fall through [-Wimplicit-fallthrough=]: => 237:3 drivers/watchdog/pcwd.c: warning: this statement may fall through [-Wimplicit-fallthrough=]: => 653:3 drivers/watchdog/sb_wdog.c: warning: this statement may fall through [-Wimplicit-fallthrough=]: => 204:3 drivers/watchdog/wdt.c: warning: this statement may fall through [-Wimplicit-fallthrough=]: => 391:3 Reported-by: Geert Uytterhoeven <geert@linux-m68k.org> 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>
Diffstat (limited to 'drivers/watchdog/ar7_wdt.c')
-rw-r--r--drivers/watchdog/ar7_wdt.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/watchdog/ar7_wdt.c b/drivers/watchdog/ar7_wdt.c
index b9b2d06b3879..668a1c704f28 100644
--- a/drivers/watchdog/ar7_wdt.c
+++ b/drivers/watchdog/ar7_wdt.c
@@ -235,6 +235,7 @@ static long ar7_wdt_ioctl(struct file *file,
ar7_wdt_update_margin(new_margin);
ar7_wdt_kick(1);
spin_unlock(&wdt_lock);
+ /* Fall through */
case WDIOC_GETTIMEOUT:
if (put_user(margin, (int *)arg))