That will be better to check the existence of internal wireless device when we set wireless capability and generate killswitch for it. It can avoid userland access wireless rfkill but the machine doesn't have internal wireless device. Tested on Acer Travelmate 8572 Cc: Carlos Corbacho <carlos@xxxxxxxxxxxxxxxxxxx> Cc: Matthew Garrett <mjg@xxxxxxxxxx> Cc: Dmitry Torokhov <dtor@xxxxxxx> Cc: Corentin Chary <corentincj@xxxxxxxxxx> Cc: Thomas Renninger <trenn@xxxxxxx> Signed-off-by: Lee, Chun-Yi <jlee@xxxxxxxx> --- drivers/platform/x86/acer-wmi.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletions(-) diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c index b663334..5130c63 100644 --- a/drivers/platform/x86/acer-wmi.c +++ b/drivers/platform/x86/acer-wmi.c @@ -1085,7 +1085,9 @@ static acpi_status WMID_set_capabilities(void) return AE_ERROR; } - interface->capability |= ACER_CAP_WIRELESS; + pr_info("Function bitmap for Communication Device: 0x%x\n", devices); + if (devices & 0x07) + interface->capability |= ACER_CAP_WIRELESS; if (devices & 0x40) interface->capability |= ACER_CAP_THREEG; if (devices & 0x10) -- 1.6.0.2 -- To unsubscribe from this list: send the line "unsubscribe platform-driver-x86" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html