package/kernel/mac80211/patches/331-mac80211-End-the-MPSP-even-if-EOSP-frame-was-not-rec.patch

   1 From: Masashi Honma <masashi.honma@gmail.com>
   2 Date: Wed, 13 Jul 2016 16:04:35 +0900
   3 Subject: [PATCH] mac80211: End the MPSP even if EOSP frame was not received
   4
   5 The mesh STA sends QoS frame with EOSP (end of service period)
   6 subfiled=1 to end the MPSP(mesh peer service period). Previously, if
   7 the frame was not acked by peer, the mesh STA did not end the MPSP.
   8 This patch ends the MPSP even if the QoS frame was no acked.
   9
  10 Signed-off-by: Masashi Honma <masashi.honma@gmail.com>
  11 ---
  12
  13 --- a/net/mac80211/status.c
  14 +++ b/net/mac80211/status.c
  15 @@ -784,6 +784,13 @@ void ieee80211_tx_status(struct ieee8021
  16                         clear_sta_flag(sta, WLAN_STA_SP);
  17
  18                 acked = !!(info->flags & IEEE80211_TX_STAT_ACK);
  19 +
  20 +               /* mesh Peer Service Period support */
  21 +               if (ieee80211_vif_is_mesh(&sta->sdata->vif) &&
  22 +                   ieee80211_is_data_qos(fc))
  23 +                       ieee80211_mpsp_trigger_process(
  24 +                               ieee80211_get_qos_ctl(hdr), sta, true, acked);
  25 +
  26                 if (!acked && test_sta_flag(sta, WLAN_STA_PS_STA)) {
  27                         /*
  28                          * The STA is in power save mode, so assume
  29 @@ -794,13 +801,6 @@ void ieee80211_tx_status(struct ieee8021
  30                         return;
  31                 }
  32
  33 -               /* mesh Peer Service Period support */
  34 -               if (ieee80211_vif_is_mesh(&sta->sdata->vif) &&
  35 -                   ieee80211_is_data_qos(fc))
  36 -                       ieee80211_mpsp_trigger_process(
  37 -                                       ieee80211_get_qos_ctl(hdr),
  38 -                                       sta, true, acked);
  39 -
  40                 if (ieee80211_hw_check(&local->hw, HAS_RATE_CONTROL) &&
  41                     (ieee80211_is_data(hdr->frame_control)) &&
  42                     (rates_idx != -1))