--- linux.old/include/linux/netdevice.h	2006-12-30 18:49:37.916951328 +0100
+++ linux.dev/include/linux/netdevice.h	2006-12-30 18:49:49.573179312 +0100
@@ -526,6 +526,8 @@
 	struct class_device	class_dev;
 	/* space for optional statistics and wireless sysfs groups */
 	struct attribute_group  *sysfs_groups[3];
+	
+	void *ieee80211_ptr;
 };
 
 #define	NETDEV_ALIGN		32
