[PATCH] ieee80211: add missing global needed by IEEE80211_DEBUG_XXXX

Using any of the IEEE80211_DEBUG_XXXX macros in any ieee80211_crypt
routine built as a module results in a missing global for
'ieee80211_debug_level'.  The fix is to export the symbol in ieee80211.
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

net/ieee80211/ieee80211_module.c

@@ -229,6 +229,7 @@ void free_ieee80211(struct net_device *dev)
 
 static int debug = 0;
 u32 ieee80211_debug_level = 0;
+EXPORT_SYMBOL_GPL(ieee80211_debug_level);
 static struct proc_dir_entry *ieee80211_proc = NULL;
 
 static int show_debug_level(char *page, char **start, off_t offset,