If CONFIG_OF is not enabled, the following build warning is observed. drivers/hwmon/adt7475.c:171:34: warning: ‘adt7475_of_match’ defined but not used Mark adt7475_of_match as __maybe_unused to fix the problem. Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx> --- drivers/hwmon/adt7475.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hwmon/adt7475.c b/drivers/hwmon/adt7475.c index 0dbb8df74e44..7caec127df86 100644 --- a/drivers/hwmon/adt7475.c +++ b/drivers/hwmon/adt7475.c @@ -168,7 +168,7 @@ static const struct i2c_device_id adt7475_id[] = { }; MODULE_DEVICE_TABLE(i2c, adt7475_id); -static const struct of_device_id adt7475_of_match[] = { +static const struct of_device_id __maybe_unused adt7475_of_match[] = { { .compatible = "adi,adt7473", .data = (void *)adt7473 -- 2.7.4