>>> +static int __init intel_menlow_module_init(void) >>> +{ >>> + int result = -ENODEV; >>> + acpi_status status; >>> + unsigned long enable; >>> + >>> + if (acpi_disabled) >>> + return result; >>> + >>> + /* Looking for the \_TZ.GSTS method */ >>> + status = acpi_evaluate_integer(NULL, BIOS_ENABLED, NULL, &enable); >>> + if (ACPI_FAILURE(status) || !enable) >>> + return -ENODEV; >>> + >>> + /* Looking for ACPI device MEM0 with hardware id INT0002 */ >>> + result = acpi_bus_register_driver(&intel_menlow_memory_driver); >>> + if (result) >>> + return result; >>> + >>> + /* Looking for sensors in each ACPI thermal zone */ >>> + status = acpi_walk_namespace(ACPI_TYPE_THERMAL, ACPI_ROOT_OBJECT, >>> + ACPI_UINT32_MAX, >>> + intel_menlow_register_sensor, NULL, NULL); >>> + if (ACPI_FAILURE(status)) >>> + result = -ENODEV; >>> + >> It seems to me this should be 'return -ENODEV;' >> >> You can just eliminate variable result, because result will be >> -ENODEV only. > I disagree. "result" is required to store the return value from acpi_bus_register_driver which may be different from ENODEV. Otherwise it's all -ENODEV. > > :-Sujith Indead, I overlooked it. But the above 'result = -ENODEV;' should be 'return -ENODEV;', right? >>> + return 0; >>> +} - To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html