cfg80211: send wext MLME-MICHAELMICFAILURE.indication

Instead of having mac80211 do it itself.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

net/mac80211/event.c

@@ -7,8 +7,7 @@
  *
  * mac80211 - events
  */
-
-#include <net/iw_handler.h>
+#include <net/cfg80211.h>
 #include "ieee80211_i.h"
 
 /*
@@ -19,21 +18,6 @@
 void mac80211_ev_michael_mic_failure(struct ieee80211_sub_if_data *sdata, int keyidx,
 				     struct ieee80211_hdr *hdr, const u8 *tsc)
 {
-	union iwreq_data wrqu;
-	char *buf = kmalloc(128, GFP_ATOMIC);
-
-	if (buf) {
-		/* TODO: needed parameters: count, key type, TSC */
-		sprintf(buf, "MLME-MICHAELMICFAILURE.indication("
-			"keyid=%d %scast addr=%pM)",
-			keyidx, hdr->addr1[0] & 0x01 ? "broad" : "uni",
-			hdr->addr2);
-		memset(&wrqu, 0, sizeof(wrqu));
-		wrqu.data.length = strlen(buf);
-		wireless_send_event(sdata->dev, IWEVCUSTOM, &wrqu, buf);
-		kfree(buf);
-	}
-
 	cfg80211_michael_mic_failure(sdata->dev, hdr->addr2,
 				     (hdr->addr1[0] & 0x01) ?
 				     NL80211_KEYTYPE_GROUP :

net/wireless/mlme.c

@@ -77,6 +77,22 @@ void cfg80211_michael_mic_failure(struct net_device *dev, const u8 *addr,
 {
 	struct wiphy *wiphy = dev->ieee80211_ptr->wiphy;
 	struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
+#ifdef CONFIG_WIRELESS_EXT
+	union iwreq_data wrqu;
+	char *buf = kmalloc(128, GFP_ATOMIC);
+
+	if (buf) {
+		sprintf(buf, "MLME-MICHAELMICFAILURE.indication("
+			"keyid=%d %scast addr=%pM)", key_id,
+			key_type == NL80211_KEYTYPE_GROUP ? "broad" : "uni",
+			addr);
+		memset(&wrqu, 0, sizeof(wrqu));
+		wrqu.data.length = strlen(buf);
+		wireless_send_event(dev, IWEVCUSTOM, &wrqu, buf);
+		kfree(buf);
+	}
+#endif
+
 	nl80211_michael_mic_failure(rdev, dev, addr, key_type, key_id, tsc);
 }
 EXPORT_SYMBOL(cfg80211_michael_mic_failure);