From f61dd564dd09ba27aae436b1d873ea2f50d0cf55 Mon Sep 17 00:00:00 2001
From: Sam Leffler <sam@FreeBSD.org>
Date: Sat, 3 Apr 2004 03:33:02 +0000
Subject: [PATCH] do proper subclassing of node free+copy; the previous hack
 falls apart when the 802.11 layer does useful work

Obtained from:	madwifi
---
 sys/dev/ath/if_athvar.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/sys/dev/ath/if_athvar.h b/sys/dev/ath/if_athvar.h
index 766163d69ef1..0d3598981881 100644
--- a/sys/dev/ath/if_athvar.h
+++ b/sys/dev/ath/if_athvar.h
@@ -93,6 +93,11 @@ struct ath_softc {
 	struct ieee80211com	sc_ic;		/* IEEE 802.11 common */
 	int			(*sc_newstate)(struct ieee80211com *,
 					enum ieee80211_state, int);
+	void 			(*sc_node_free)(struct ieee80211com *,
+					struct ieee80211_node *);
+	void			(*sc_node_copy)(struct ieee80211com *,
+					struct ieee80211_node *,
+					const struct ieee80211_node *);
 	device_t		sc_dev;
 	bus_space_tag_t		sc_st;		/* bus space tag */
 	bus_space_handle_t	sc_sh;		/* bus space handle */