diff options
Diffstat (limited to 'net/mac80211/rx.c')
| -rw-r--r-- | net/mac80211/rx.c | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index c2a6da5d80da..bf0b187f994e 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -5,7 +5,7 @@ * Copyright 2007-2010 Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright(c) 2015 - 2017 Intel Deutschland GmbH - * Copyright (C) 2018 Intel Corporation + * Copyright (C) 2018-2019 Intel Corporation * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -208,7 +208,24 @@ ieee80211_rx_radiotap_hdrlen(struct ieee80211_local *local, } if (status->flag & RX_FLAG_RADIOTAP_VENDOR_DATA) { - struct ieee80211_vendor_radiotap *rtap = (void *)skb->data; + struct ieee80211_vendor_radiotap *rtap; + int vendor_data_offset = 0; + + /* + * The position to look at depends on the existence (or non- + * existence) of other elements, so take that into account... + */ + if (status->flag & RX_FLAG_RADIOTAP_HE) + vendor_data_offset += + sizeof(struct ieee80211_radiotap_he); + if (status->flag & RX_FLAG_RADIOTAP_HE_MU) + vendor_data_offset += + sizeof(struct ieee80211_radiotap_he_mu); + if (status->flag & RX_FLAG_RADIOTAP_LSIG) + vendor_data_offset += + sizeof(struct ieee80211_radiotap_lsig); + + rtap = (void *)&skb->data[vendor_data_offset]; /* alignment for fixed 6-byte vendor data header */ len = ALIGN(len, 2); @@ -1551,7 +1568,15 @@ static void sta_ps_start(struct sta_info *sta) return; for (tid = 0; tid < IEEE80211_NUM_TIDS; tid++) { - if (txq_has_queue(sta->sta.txq[tid])) + struct ieee80211_txq *txq = sta->sta.txq[tid]; + struct txq_info *txqi = to_txq_info(txq); + + spin_lock(&local->active_txq_lock[txq->ac]); + if (!list_empty(&txqi->schedule_order)) + list_del_init(&txqi->schedule_order); + spin_unlock(&local->active_txq_lock[txq->ac]); + + if (txq_has_queue(txq)) set_bit(tid, &sta->txq_buffered_tids); else clear_bit(tid, &sta->txq_buffered_tids); |
