diff --git a/[refs] b/[refs] index 33a907d0b422..ee4984535a33 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 58f6425eb92f54943878b0b3f9c1e51f99c2cb72 +refs/heads/master: 698e1641a37f833dd26ee2fde5eed426cd97880b diff --git a/trunk/drivers/platform/x86/classmate-laptop.c b/trunk/drivers/platform/x86/classmate-laptop.c index d2b7720c0e6f..3dabd00b1d5a 100644 --- a/trunk/drivers/platform/x86/classmate-laptop.c +++ b/trunk/drivers/platform/x86/classmate-laptop.c @@ -522,18 +522,20 @@ static int cmpc_rfkill_block(void *data, bool blocked) acpi_status status; acpi_handle handle; unsigned long long state; + bool is_blocked; handle = data; status = cmpc_get_rfkill_wlan(handle, &state); if (ACPI_FAILURE(status)) return -ENODEV; - if (blocked) - state &= ~1; - else - state |= 1; - status = cmpc_set_rfkill_wlan(handle, state); - if (ACPI_FAILURE(status)) - return -ENODEV; + /* Check if we really need to call cmpc_set_rfkill_wlan */ + is_blocked = state & 1 ? false : true; + if (is_blocked != blocked) { + state = blocked ? 0 : 1; + status = cmpc_set_rfkill_wlan(handle, state); + if (ACPI_FAILURE(status)) + return -ENODEV; + } return 0; }