The driver can be compile tested with !CONFIG_OF making certain data unused: drivers/regulator/mt6397-regulator.c:400:34: error: ‘mt6397_of_match’ defined but not used [-Werror=unused-const-variable=] Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> --- drivers/regulator/mt6397-regulator.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/regulator/mt6397-regulator.c b/drivers/regulator/mt6397-regulator.c index b9bf7ade1f8a..526acc8fbe80 100644 --- a/drivers/regulator/mt6397-regulator.c +++ b/drivers/regulator/mt6397-regulator.c @@ -397,7 +397,7 @@ static const struct platform_device_id mt6397_platform_ids[] = { }; MODULE_DEVICE_TABLE(platform, mt6397_platform_ids); -static const struct of_device_id mt6397_of_match[] = { +static const struct of_device_id mt6397_of_match[] __maybe_unused = { { .compatible = "mediatek,mt6397-regulator", }, { /* sentinel */ }, }; -- 2.34.1