The following build warning is seen if CONFIG_OF is disabled. drivers/hwmon/tmp421.c:73:34: warning: ‘tmp421_of_match’ defined but not used Mark tmp421_of_match as __maybe_unused to fix the problem. Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx> --- drivers/hwmon/tmp421.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hwmon/tmp421.c b/drivers/hwmon/tmp421.c index 2732a71f3b39..5e63010dd3a0 100644 --- a/drivers/hwmon/tmp421.c +++ b/drivers/hwmon/tmp421.c @@ -70,7 +70,7 @@ static const struct i2c_device_id tmp421_id[] = { }; MODULE_DEVICE_TABLE(i2c, tmp421_id); -static const struct of_device_id tmp421_of_match[] = { +static const struct of_device_id __maybe_unused tmp421_of_match[] = { { .compatible = "ti,tmp421", .data = (void *)2 -- 2.7.4