ipw2x00: convert infrastructure for use by net_device_ops

Expose routines so drivers can hook. Only set ptrs in netdev
if using old compat code.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/wireless/ipw2x00/ieee80211.h

@@ -1016,6 +1016,7 @@ static inline int ieee80211_is_cck_rate(u8 rate)
 /* ieee80211.c */
 extern void free_ieee80211(struct net_device *dev);
 extern struct net_device *alloc_ieee80211(int sizeof_priv);
+extern int ieee80211_change_mtu(struct net_device *dev, int new_mtu);
 
 extern void ieee80211_networks_age(struct ieee80211_device *ieee,
 				   unsigned long age_secs);

drivers/net/wireless/ipw2x00/libipw_module.c

@@ -131,13 +131,14 @@ static void ieee80211_networks_initialize(struct ieee80211_device *ieee)
 			      &ieee->network_free_list);
 }
 
-static int ieee80211_change_mtu(struct net_device *dev, int new_mtu)
+int ieee80211_change_mtu(struct net_device *dev, int new_mtu)
 {
 	if ((new_mtu < 68) || (new_mtu > IEEE80211_DATA_LEN))
 		return -EINVAL;
 	dev->mtu = new_mtu;
 	return 0;
 }
+EXPORT_SYMBOL(ieee80211_change_mtu);
 
 struct net_device *alloc_ieee80211(int sizeof_priv)
 {
@@ -153,8 +154,10 @@ struct net_device *alloc_ieee80211(int sizeof_priv)
 		goto failed;
 	}
 	ieee = netdev_priv(dev);
+#ifdef CONFIG_COMPAT_NET_DEV_OPS
 	dev->hard_start_xmit = ieee80211_xmit;
 	dev->change_mtu = ieee80211_change_mtu;
+#endif
 
 	ieee->dev = dev;
 

drivers/net/wireless/ipw2x00/libipw_tx.c

@@ -541,5 +541,6 @@ int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev)
 	dev->stats.tx_errors++;
 	return 1;
 }
+EXPORT_SYMBOL(ieee80211_xmit);
 
 EXPORT_SYMBOL(ieee80211_txb_free);