linux-kernel - [PATCH] platform/x86: dell-laptop: Mark expected switch fall-throughs

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Date:   Thu, 5 Jul 2018 15:38:07 -0500
From:   "Gustavo A. R. Silva" <gustavo@...eddedor.com>
To:     Matthew Garrett <mjg59@...f.ucam.org>,
        Pali Rohár <pali.rohar@...il.com>,
        Darren Hart <dvhart@...radead.org>,
        Andy Shevchenko <andy@...radead.org>
Cc:     platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org,
        "Gustavo A. R. Silva" <gustavo@...eddedor.com>
Subject: [PATCH] platform/x86: dell-laptop: Mark expected switch fall-throughs

In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Signed-off-by: Gustavo A. R. Silva <gustavo@...eddedor.com>
---
 drivers/platform/x86/dell-laptop.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/platform/x86/dell-laptop.c b/drivers/platform/x86/dell-laptop.c
index f1fa861..1938f11 100644
--- a/drivers/platform/x86/dell-laptop.c
+++ b/drivers/platform/x86/dell-laptop.c
@@ -1565,8 +1565,10 @@ static ssize_t kbd_led_timeout_store(struct device *dev,
 		switch (unit) {
 		case KBD_TIMEOUT_DAYS:
 			value *= 24;
+			/* fall through */
 		case KBD_TIMEOUT_HOURS:
 			value *= 60;
+			/* fall through */
 		case KBD_TIMEOUT_MINUTES:
 			value *= 60;
 			unit = KBD_TIMEOUT_SECONDS;
-- 
2.7.4