driver_attr_wwan_emulstate 1598 drivers/platform/x86/thinkpad_acpi.c res = driver_create_file(drv, &driver_attr_wwan_emulstate); driver_attr_wwan_emulstate 1616 drivers/platform/x86/thinkpad_acpi.c driver_remove_file(drv, &driver_attr_wwan_emulstate);