hwmon: 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@embeddedor.com>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

2 files changed, 3 insertions, 1 deletions

diff --git a/drivers/hwmon/emc1403.c b/drivers/hwmon/emc1403.c
index 1ea7ca510f84..aaebeb726d6a 100644
--- a/drivers/hwmon/emc1403.c
+++ b/drivers/hwmon/emc1403.c
@@ -443,8 +443,10 @@ static int emc1403_probe(struct i2c_client *client,
         switch (id->driver_data) {
         case emc1404:
                 data->groups[2] = &emc1404_group;
+                /* fall through */
         case emc1403:
                 data->groups[1] = &emc1403_group;
+                /* fall through */
         case emc1402:
                 data->groups[0] = &emc1402_group;
         }
diff --git a/drivers/hwmon/nct6775.c b/drivers/hwmon/nct6775.c
index 37149909f8a8..c6bd61e4695a 100644
--- a/drivers/hwmon/nct6775.c
+++ b/drivers/hwmon/nct6775.c
@@ -2541,7 +2541,7 @@ static void pwm_update_registers(struct nct6775_data *data, int nr)
         case thermal_cruise:
                 nct6775_write_value(data, data->REG_TARGET[nr],
                                     data->target_temp[nr]);
-                /* intentional */
+                /* fall through  */
         default:
                 reg = nct6775_read_value(data, data->REG_FAN_MODE[nr]);
                 reg = (reg & ~data->tolerance_mask) |