The driver can be compile tested as built-in making certain data unused: drivers/platform/x86/classmate-laptop.c:1137:36: error: ‘cmpc_device_ids’ defined but not used [-Werror=unused-const-variable=] Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> --- drivers/platform/x86/classmate-laptop.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/platform/x86/classmate-laptop.c b/drivers/platform/x86/classmate-laptop.c index 8b6a14611859..2edaea2492df 100644 --- a/drivers/platform/x86/classmate-laptop.c +++ b/drivers/platform/x86/classmate-laptop.c @@ -1134,7 +1134,7 @@ static void cmpc_exit(void) module_init(cmpc_init); module_exit(cmpc_exit); -static const struct acpi_device_id cmpc_device_ids[] = { +static const struct acpi_device_id cmpc_device_ids[] __maybe_unused = { {CMPC_ACCEL_HID, 0}, {CMPC_ACCEL_HID_V4, 0}, {CMPC_TABLET_HID, 0}, -- 2.34.1