From: Michael Buesch <mbuesch@freenet.de>

This fixes the qdisc tree locking in wme.c

Signed-off-by: Jiri Benc <jbenc@suse.cz>

Index: netdev/net/ieee80211/wme.c
===================================================================
--- netdev.orig/net/ieee80211/wme.c	2006-01-13 16:44:08.000000000 +0100
+++ netdev/net/ieee80211/wme.c	2006-01-16 16:06:00.000000000 +0100
@@ -671,10 +671,10 @@ void ieee80211_install_qdisc(struct net_
 	/* same handle as would be allocated by qdisc_alloc_handle() */
 	qdisc->handle = 0x80010000;
 
-	write_lock(&qdisc_tree_lock);
+	qdisc_lock_tree(dev);
 	list_add_tail(&qdisc->list, &dev->qdisc_list);
 	dev->qdisc_sleeping = qdisc;
-	write_unlock(&qdisc_tree_lock);
+	qdisc_unlock_tree(dev);
 }