mac80211: fix reversed WARN_ON() condition which causes a stray stacktrace on boot

SVN-Revision: 29284

package/mac80211/Makefile

@@ -40,6 +40,8 @@ PKG_CONFIG_DEPENDS:= \
 
 CARL9170_FW_VERSION:=1.9.4
 
+#QUILT_PATCH_DIR:=patches-openwrt
+
 include $(INCLUDE_DIR)/package.mk
 
 WMENU:=Wireless Drivers

package/mac80211/patches/910-fix-reversed-warn-on-workqueue.patch

@@ -0,0 +1,11 @@
+--- a/compat/compat-2.6.36.c
++++ b/compat/compat-2.6.36.c
+@@ -101,7 +101,7 @@ EXPORT_SYMBOL_GPL(system_nrt_wq);
+ void compat_system_workqueue_create()
+ {
+ 	system_nrt_wq = create_singlethread_workqueue("events_nrt");
+-	WARN_ON(system_nrt_wq);
++	WARN_ON(!system_nrt_wq);
+ }
+ 
+ void compat_system_workqueue_destroy()