The driver can be compile tested with !CONFIG_OF making certain data unused: drivers/hwmon/tmp513.c:610:34: error: ‘tmp51x_of_match’ defined but not used [-Werror=unused-const-variable=] Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> --- drivers/hwmon/tmp513.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hwmon/tmp513.c b/drivers/hwmon/tmp513.c index 47bbe47e062f..78cdd2d2d875 100644 --- a/drivers/hwmon/tmp513.c +++ b/drivers/hwmon/tmp513.c @@ -607,7 +607,7 @@ static const struct i2c_device_id tmp51x_id[] = { }; MODULE_DEVICE_TABLE(i2c, tmp51x_id); -static const struct of_device_id tmp51x_of_match[] = { +static const struct of_device_id tmp51x_of_match[] __maybe_unused = { { .compatible = "ti,tmp512", .data = (void *)tmp512 -- 2.34.1