hwmon: (max6621) Fix build warning
The following build warning is seen if CONFIG_OF is disabled.
drivers/hwmon/max6621.c:573:34: warning:
‘max6621_of_match’ defined but not used
Mark max6621_of_match as __maybe_unused to fix the problem.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
diff --git a/drivers/hwmon/max6621.c b/drivers/hwmon/max6621.c
index 0c399e4..1810a75 100644
--- a/drivers/hwmon/max6621.c
+++ b/drivers/hwmon/max6621.c
@@ -552,7 +552,7 @@ static const struct i2c_device_id max6621_id[] = {
};
MODULE_DEVICE_TABLE(i2c, max6621_id);
-static const struct of_device_id max6621_of_match[] = {
+static const struct of_device_id __maybe_unused max6621_of_match[] = {
{ .compatible = "maxim,max6621" },
{ }
};