hwmon: (max6650) Fix build warning
If CONFIG_OF is not enabled, the following build warning is observed.
drivers/hwmon/max6650.c:137:34: warning:
‘max6650_dt_match’ defined but not used
Mark max6650_dt_match as __maybe_unused to fix the problem.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
diff --git a/drivers/hwmon/max6650.c b/drivers/hwmon/max6650.c
index 61135a2..95b2346 100644
--- a/drivers/hwmon/max6650.c
+++ b/drivers/hwmon/max6650.c
@@ -134,7 +134,7 @@ static const u8 tach_reg[] = {
MAX6650_REG_TACH3,
};
-static const struct of_device_id max6650_dt_match[] = {
+static const struct of_device_id __maybe_unused max6650_dt_match[] = {
{
.compatible = "maxim,max6650",
.data = (void *)1