rt2x00: Kill guardian urb during disable_radio

When the radio is being disabled we should also
kill the guardian urb which could still be pending
in the device.

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

1 files changed, 18 insertions, 1 deletions

diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c
index 450043b61773..6cb4432e1ee0 100644
--- a/drivers/net/wireless/rt2x00/rt2x00usb.c
+++ b/drivers/net/wireless/rt2x00/rt2x00usb.c
@@ -378,6 +378,7 @@ void rt2x00usb_disable_radio(struct rt2x00_dev *rt2x00dev)
 {
         struct queue_entry_priv_usb_rx *priv_rx;
         struct queue_entry_priv_usb_tx *priv_tx;
+        struct queue_entry_priv_usb_bcn *priv_bcn;
         struct data_queue *queue;
         unsigned int i;
 
@@ -392,12 +393,28 @@ void rt2x00usb_disable_radio(struct rt2x00_dev *rt2x00dev)
                 usb_kill_urb(priv_rx->urb);
         }
 
-        txall_queue_for_each(rt2x00dev, queue) {
+        tx_queue_for_each(rt2x00dev, queue) {
                 for (i = 0; i < queue->limit; i++) {
                         priv_tx = queue->entries[i].priv_data;
                         usb_kill_urb(priv_tx->urb);
                 }
         }
+
+        for (i = 0; i < rt2x00dev->bcn->limit; i++) {
+                priv_bcn = rt2x00dev->bcn->entries[i].priv_data;
+                usb_kill_urb(priv_bcn->urb);
+
+                if (priv_bcn->guardian_urb)
+                        usb_kill_urb(priv_bcn->guardian_urb);
+        }
+
+        if (!test_bit(DRIVER_REQUIRE_ATIM_QUEUE, &rt2x00dev->flags))
+                return;
+
+        for (i = 0; i < rt2x00dev->bcn[1].limit; i++) {
+                priv_tx = rt2x00dev->bcn[1].entries[i].priv_data;
+                usb_kill_urb(priv_tx->urb);
+        }
 }
 EXPORT_SYMBOL_GPL(rt2x00usb_disable_radio);