linux-kernel - [PATCH] iio: accel: cros_ec_accel_legacy: Mark expected switch fall-throughs

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Message-ID: <20180815163852.GA4910@embeddedor.com>
Date:   Wed, 15 Aug 2018 11:38:52 -0500
From:   "Gustavo A. R. Silva" <gustavo@...eddedor.com>
To:     Jonathan Cameron <jic23@...nel.org>,
        Hartmut Knaack <knaack.h@....de>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>
Cc:     linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org,
        "Gustavo A. R. Silva" <gustavo@...eddedor.com>
Subject: [PATCH] iio: accel: cros_ec_accel_legacy: Mark expected switch
 fall-throughs

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

Addresses-Coverity-ID: 1462408 ("Missing break in switch")
Signed-off-by: Gustavo A. R. Silva <gustavo@...eddedor.com>
---
 drivers/iio/accel/cros_ec_accel_legacy.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/iio/accel/cros_ec_accel_legacy.c b/drivers/iio/accel/cros_ec_accel_legacy.c
index 063e89e..d609654 100644
--- a/drivers/iio/accel/cros_ec_accel_legacy.c
+++ b/drivers/iio/accel/cros_ec_accel_legacy.c
@@ -385,8 +385,10 @@ static int cros_ec_accel_legacy_probe(struct platform_device *pdev)
 		switch (i) {
 		case X:
 			ec_accel_channels[X].scan_index = Y;
+			/* fall through */
 		case Y:
 			ec_accel_channels[Y].scan_index = X;
+			/* fall through */
 		case Z:
 			ec_accel_channels[Z].scan_index = Z;
 		}
-- 
2.7.4