The driver can be compile tested with !CONFIG_OF making certain data unused: sound/soc/codecs/rt1019.c:549:34: error: ‘rt1019_of_match’ defined but not used [-Werror=unused-const-variable=] Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> --- sound/soc/codecs/rt1019.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/codecs/rt1019.c b/sound/soc/codecs/rt1019.c index 49f527c61a7a..dff2596c81eb 100644 --- a/sound/soc/codecs/rt1019.c +++ b/sound/soc/codecs/rt1019.c @@ -546,7 +546,7 @@ static const struct i2c_device_id rt1019_i2c_id[] = { }; MODULE_DEVICE_TABLE(i2c, rt1019_i2c_id); -static const struct of_device_id rt1019_of_match[] = { +static const struct of_device_id rt1019_of_match[] __maybe_unused = { { .compatible = "realtek,rt1019", }, {}, }; -- 2.34.1