make net/ieee80211.h private to ipw2x00

Only ipw2x00 now uses it.  Reduce confusion.  Profit!

Signed-off-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ipw2x00/libipw_rx.c b/drivers/net/wireless/ipw2x00/libipw_rx.c
index 9c67dfa..4865475 100644
--- a/drivers/net/wireless/ipw2x00/libipw_rx.c
+++ b/drivers/net/wireless/ipw2x00/libipw_rx.c
@@ -33,7 +33,8 @@
 #include <linux/ctype.h>
 
 #include <net/lib80211.h>
-#include <net/ieee80211.h>
+
+#include "ieee80211.h"
 
 static void ieee80211_monitor_rx(struct ieee80211_device *ieee,
 					struct sk_buff *skb,