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

[Gustavo A. R. Silva]

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

Addresses-Coverity-ID: 1397962 ("Missing break in switch")
Signed-off-by: Gustavo A. R. Silva <gust...@embeddedor.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