This patch exports ieee80211_get_hdrlen() for drivers.

Index: netdev/include/net/ieee80211.h
===================================================================
--- netdev.orig/include/net/ieee80211.h	2006-01-05 14:42:02.000000000 +0100
+++ netdev/include/net/ieee80211.h	2006-01-05 14:42:07.000000000 +0100
@@ -681,6 +681,8 @@ int ieee80211_set_aid_for_sta(struct net
  */
 int ieee80211_get_hdrlen_from_skb(struct sk_buff *skb);
 
+/* Like ieee80211_get_hdrlen_from_skb() but takes a FC in CPU order. */
+int ieee80211_get_hdrlen(u16 fc);
 
 /* Function for net interface operation. IEEE 802.11 may use multiple kernel
  * netdevices for each hardware device. The low-level driver does not "see"
Index: netdev/net/ieee80211/ieee80211.c
===================================================================
--- netdev.orig/net/ieee80211/ieee80211.c	2006-01-05 14:42:05.000000000 +0100
+++ netdev/net/ieee80211/ieee80211.c	2006-01-05 14:42:07.000000000 +0100
@@ -4866,6 +4866,7 @@ EXPORT_SYMBOL(ieee80211_get_hw_conf);
 EXPORT_SYMBOL(ieee80211_set_aid_for_sta);
 EXPORT_SYMBOL(ieee80211_rx_irqsafe);
 EXPORT_SYMBOL(ieee80211_tx_status_irqsafe);
+EXPORT_SYMBOL(ieee80211_get_hdrlen);
 EXPORT_SYMBOL(ieee80211_get_hdrlen_from_skb);
 EXPORT_SYMBOL(ieee80211_rate_control_register);
 EXPORT_SYMBOL(ieee80211_rate_control_unregister);
Index: netdev/net/ieee80211/ieee80211_i.h
===================================================================
--- netdev.orig/net/ieee80211/ieee80211_i.h	2006-01-05 14:42:02.000000000 +0100
+++ netdev/net/ieee80211/ieee80211_i.h	2006-01-05 14:42:07.000000000 +0100
@@ -485,7 +485,6 @@ struct ieee80211_local {
 
 
 /* ieee80211.c */
-int ieee80211_get_hdrlen(u16 fc);
 int ieee80211_hw_config(struct net_device *dev);
 struct ieee80211_key_conf *
 ieee80211_key_data2conf(struct ieee80211_local *local,