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Diffstat (limited to 'net/mac80211/rx.c')
-rw-r--r--net/mac80211/rx.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 6e2a7bcd8cb8..be9abc2e6348 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -1818,17 +1818,26 @@ ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx, struct sk_buff_head *frames)
return RX_CONTINUE;
if (ieee80211_is_back_req(bar->frame_control)) {
+ struct {
+ __le16 control, start_seq_num;
+ } __packed bar_data;
+
if (!rx->sta)
return RX_DROP_MONITOR;
+
+ if (skb_copy_bits(skb, offsetof(struct ieee80211_bar, control),
+ &bar_data, sizeof(bar_data)))
+ return RX_DROP_MONITOR;
+
spin_lock(&rx->sta->lock);
- tid = le16_to_cpu(bar->control) >> 12;
+ tid = le16_to_cpu(bar_data.control) >> 12;
if (!rx->sta->ampdu_mlme.tid_active_rx[tid]) {
spin_unlock(&rx->sta->lock);
return RX_DROP_MONITOR;
}
tid_agg_rx = rx->sta->ampdu_mlme.tid_rx[tid];
- start_seq_num = le16_to_cpu(bar->start_seq_num) >> 4;
+ start_seq_num = le16_to_cpu(bar_data.start_seq_num) >> 4;
/* reset session timer */
if (tid_agg_rx->timeout)
@@ -1935,6 +1944,9 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
if (len < IEEE80211_MIN_ACTION_SIZE + 1)
break;
+ if (sdata->vif.type == NL80211_IFTYPE_STATION)
+ return ieee80211_sta_rx_mgmt(sdata, rx->skb);
+
switch (mgmt->u.action.u.addba_req.action_code) {
case WLAN_ACTION_ADDBA_REQ:
if (len < (IEEE80211_MIN_ACTION_SIZE +