rt2x00: Use atomic interface iteration in irq context
authorIvo van Doorn <ivdoorn@gmail.com>
Fri, 23 May 2008 16:14:02 +0000 (18:14 +0200)
committerJohn W. Linville <linville@tuxdriver.com>
Wed, 28 May 2008 20:43:45 +0000 (16:43 -0400)
rt2x00lib_beacondone() is called from interrupt context,
this means we cannot use the mac80211 interface iterator
that uses the rtnl lock (since that uses a mutex which can sleep).
Instead we should use the atomic mac80211 interface iterator.

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
drivers/net/wireless/rt2x00/rt2x00dev.c

index e0767f0cb3d46be12537d1270151181a7d5f8fc8..2673d568bcac286dc9f3cbdb8da9d3c5051ff7cc 100644 (file)
@@ -483,9 +483,9 @@ void rt2x00lib_beacondone(struct rt2x00_dev *rt2x00dev)
        if (!test_bit(DEVICE_ENABLED_RADIO, &rt2x00dev->flags))
                return;
 
-       ieee80211_iterate_active_interfaces(rt2x00dev->hw,
-                                           rt2x00lib_beacondone_iter,
-                                           rt2x00dev);
+       ieee80211_iterate_active_interfaces_atomic(rt2x00dev->hw,
+                                                  rt2x00lib_beacondone_iter,
+                                                  rt2x00dev);
 
        queue_work(rt2x00dev->hw->workqueue, &rt2x00dev->intf_work);
 }