rt2x00: Only register rfkill input when key is present

rt2x00 should only register the RFKILL input device when the hardware indicated
the key was present.

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/net/wireless/rt2x00/rt2x00rfkill.c b/drivers/net/wireless/rt2x00/rt2x00rfkill.c
index 595efd05ce44..53f64b76a8c1 100644
--- a/drivers/net/wireless/rt2x00/rt2x00rfkill.c
+++ b/drivers/net/wireless/rt2x00/rt2x00rfkill.c
@@ -87,7 +87,8 @@ void rt2x00rfkill_allocate(struct rt2x00_dev *rt2x00dev)
 {
         struct input_polled_dev *poll_dev;
 
-        if (test_bit(RFKILL_STATE_ALLOCATED, &rt2x00dev->rfkill_state))
+        if (test_bit(RFKILL_STATE_ALLOCATED, &rt2x00dev->rfkill_state) ||
+            !test_bit(CONFIG_SUPPORT_HW_BUTTON, &rt2x00dev->flags))
                 return;
 
         poll_dev = input_allocate_polled_device();