If CONFIG_OF is not enabled, the following build warning is observed. drivers/hwmon/pmbus/ucd9200.c:50:34: warning: ‘ucd9200_of_match’ defined but not used Mark it as __maybe_unused to fix the problem. Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx> --- drivers/hwmon/pmbus/ucd9200.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hwmon/pmbus/ucd9200.c b/drivers/hwmon/pmbus/ucd9200.c index 3ed94585837a..9a776c486a20 100644 --- a/drivers/hwmon/pmbus/ucd9200.c +++ b/drivers/hwmon/pmbus/ucd9200.c @@ -47,7 +47,7 @@ static const struct i2c_device_id ucd9200_id[] = { }; MODULE_DEVICE_TABLE(i2c, ucd9200_id); -static const struct of_device_id ucd9200_of_match[] = { +static const struct __maybe_unused of_device_id ucd9200_of_match[] = { { .compatible = "ti,cd9200", .data = (void *)ucd9200 -- 2.7.4