LXR linux/net/mac80211/event.c

   1/*
   2 * Copyright 2007       Johannes Berg <johannes@sipsolutions.net>
   3 *
   4 * This program is free software; you can redistribute it and/or modify
   5 * it under the terms of the GNU General Public License version 2 as
   6 * published by the Free Software Foundation.
   7 *
   8 * mac80211 - events
   9 */
  10#include <net/cfg80211.h>
  11#include "ieee80211_i.h"
  12
  13/*
  14 * Indicate a failed Michael MIC to userspace. If the caller knows the TSC of
  15 * the frame that generated the MIC failure (i.e., if it was provided by the
  16 * driver or is still in the frame), it should provide that information.
  17 */
  18void mac80211_ev_michael_mic_failure(struct ieee80211_sub_if_data *sdata, int keyidx,
  19                                     struct ieee80211_hdr *hdr, const u8 *tsc,
  20                                     gfp_t gfp)
  21{
  22        cfg80211_michael_mic_failure(sdata->dev, hdr->addr2,
  23                                     (hdr->addr1[0] & 0x01) ?
  24                                     NL80211_KEYTYPE_GROUP :
  25                                     NL80211_KEYTYPE_PAIRWISE,
  26                                     keyidx, tsc, gfp);
  27}
  28