When compile tested with W=1 on x86_64 with driver as built-in: ad5755.c:866:34: error: unused variable 'ad5755_of_match' [-Werror,-Wunused-const-variable] Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> --- drivers/iio/dac/ad5755.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/dac/ad5755.c b/drivers/iio/dac/ad5755.c index 404865e35460..823049ce2686 100644 --- a/drivers/iio/dac/ad5755.c +++ b/drivers/iio/dac/ad5755.c @@ -863,7 +863,7 @@ static const struct spi_device_id ad5755_id[] = { }; MODULE_DEVICE_TABLE(spi, ad5755_id); -static const struct of_device_id ad5755_of_match[] = { +static const struct of_device_id ad5755_of_match[] __maybe_unused = { { .compatible = "adi,ad5755" }, { .compatible = "adi,ad5755-1" }, { .compatible = "adi,ad5757" }, -- 2.34.1