hwmon: (adm1029) Add a comment for locking mutex

Checkpatch complains that mutex does not have any comment. This patch fix that. Signed-off-by: Corentin Labbe <[email protected]> Signed-off-by: Guenter Roeck <[email protected]>
brucespang · Feb 18, 2019 · 8241f88 · 8241f88
1 parent a15ad19
commit 8241f88
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/drivers/hwmon/adm1029.c b/drivers/hwmon/adm1029.c
@@ -108,7 +108,7 @@ static const u8 ADM1029_REG_FAN_DIV[] = {
 
 struct adm1029_data {
 	struct i2c_client *client;
-	struct mutex update_lock;
+	struct mutex update_lock; /* protect register access */
 	char valid;		/* zero until following fields are valid */
 	unsigned long last_updated;	/* in jiffies */