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-rw-r--r--net/mac80211/mlme.c40
1 files changed, 38 insertions, 2 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 3310e70aa52f..f803f8b72a93 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1760,9 +1760,45 @@ static void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
mutex_unlock(&ifmgd->mtx);
if (skb->len >= 24 + 2 /* mgmt + deauth reason */ &&
- (fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_DEAUTH)
- cfg80211_send_deauth(sdata->dev, (u8 *)mgmt, skb->len);
+ (fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_DEAUTH) {
+ struct ieee80211_local *local = sdata->local;
+ struct ieee80211_work *wk;
+
+ mutex_lock(&local->work_mtx);
+ list_for_each_entry(wk, &local->work_list, list) {
+ if (wk->sdata != sdata)
+ continue;
+
+ if (wk->type != IEEE80211_WORK_ASSOC)
+ continue;
+
+ if (memcmp(mgmt->bssid, wk->filter_ta, ETH_ALEN))
+ continue;
+ if (memcmp(mgmt->sa, wk->filter_ta, ETH_ALEN))
+ continue;
+ /*
+ * Printing the message only here means we can't
+ * spuriously print it, but it also means that it
+ * won't be printed when the frame comes in before
+ * we even tried to associate or in similar cases.
+ *
+ * Ultimately, I suspect cfg80211 should print the
+ * messages instead.
+ */
+ printk(KERN_DEBUG
+ "%s: deauthenticated from %pM (Reason: %u)\n",
+ sdata->name, mgmt->bssid,
+ le16_to_cpu(mgmt->u.deauth.reason_code));
+
+ list_del_rcu(&wk->list);
+ free_work(wk);
+ break;
+ }
+ mutex_unlock(&local->work_mtx);
+
+ cfg80211_send_deauth(sdata->dev, (u8 *)mgmt, skb->len);
+ }
out:
kfree_skb(skb);
}