6 files changed, 18 insertions, 4 deletions

diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 1937c7d98304..95e39b6a02ec 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1940,6 +1940,11 @@ enum ieee80211_rate_control_changed {
  *      to also unregister the device. If it returns 1, then mac80211
  *      will also go through the regular complete restart on resume.
  *
+ * @set_wakeup: Enable or disable wakeup when WoWLAN configuration is
+ *      modified. The reason is that device_set_wakeup_enable() is
+ *      supposed to be called when the configuration changes, not only
+ *      in suspend().
+ *
  * @add_interface: Called when a netdevice attached to the hardware is
  *      enabled. Because it is not called for monitor mode devices, @start
  *      and @stop must be implemented.
@@ -2966,6 +2971,7 @@ __le16 ieee80211_ctstoself_duration(struct ieee80211_hw *hw,
  * ieee80211_generic_frame_duration - Calculate the duration field for a frame
  * @hw: pointer obtained from ieee80211_alloc_hw().
  * @vif: &struct ieee80211_vif pointer from the add_interface callback.
+ * @band: the band to calculate the frame duration on
  * @frame_len: the length of the frame.
  * @rate: the rate at which the frame is going to be transmitted.
  *
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index e9cecca5c44d..7d5108a867ad 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -2093,6 +2093,9 @@ static int ieee80211_set_bitrate_mask(struct wiphy *wiphy,
         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
         int i, ret;
 
+        if (!ieee80211_sdata_running(sdata))
+                return -ENETDOWN;
+
         if (local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL) {
                 ret = drv_set_bitrate_mask(local, sdata, mask);
                 if (ret)
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 91d84cc77bbf..66e4fcdd1c6b 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1352,6 +1352,8 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
         if (WARN_ON(!ifmgd->associated))
                 return;
 
+        ieee80211_stop_poll(sdata);
+
         memcpy(bssid, ifmgd->associated->bssid, ETH_ALEN);
 
         ifmgd->associated = NULL;
@@ -2612,8 +2614,6 @@ static void ieee80211_sta_connection_lost(struct ieee80211_sub_if_data *sdata,
         struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
         u8 frame_buf[DEAUTH_DISASSOC_LEN];
 
-        ieee80211_stop_poll(sdata);
-
         ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DEAUTH, reason,
                                false, frame_buf);
         mutex_unlock(&ifmgd->mtx);
diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h
index 3bb24a121c95..a470e1123a55 100644
--- a/net/mac80211/sta_info.h
+++ b/net/mac80211/sta_info.h
@@ -271,6 +271,9 @@ struct sta_ampdu_mlme {
  * @plink_timer: peer link watch timer
  * @plink_timer_was_running: used by suspend/resume to restore timers
  * @t_offset: timing offset relative to this host
+ * @t_offset_setpoint: reference timing offset of this sta to be used when
+ *      calculating clockdrift
+ * @ch_type: peer's channel type
  * @debugfs: debug filesystem info
  * @dead: set to true when sta is unlinked
  * @uploaded: set to true when sta is uploaded to the driver
@@ -278,6 +281,8 @@ struct sta_ampdu_mlme {
  * @sta: station information we share with the driver
  * @sta_state: duplicates information about station state (for debug)
  * @beacon_loss_count: number of times beacon loss has triggered
+ * @supports_40mhz: tracks whether the station advertised 40 MHz support
+ *      as we overwrite its HT parameters with the currently used value
  */
 struct sta_info {
         /* General information, mostly static */
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 15f347477a99..baf5704740ee 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -1389,7 +1389,7 @@ static void reg_set_request_processed(void)
         spin_unlock(&reg_requests_lock);
 
         if (last_request->initiator == NL80211_REGDOM_SET_BY_USER)
-                cancel_delayed_work_sync(&reg_timeout);
+                cancel_delayed_work(&reg_timeout);
 
         if (need_more_processing)
                 schedule_work(&reg_work);
diff --git a/net/wireless/util.c b/net/wireless/util.c
index 8f2d68fc3a44..316cfd00914f 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -804,7 +804,7 @@ int cfg80211_change_iface(struct cfg80211_registered_device *rdev,
              ntype == NL80211_IFTYPE_P2P_CLIENT))
                 return -EBUSY;
 
-        if (ntype != otype) {
+        if (ntype != otype && netif_running(dev)) {
                 err = cfg80211_can_change_interface(rdev, dev->ieee80211_ptr,
                                                     ntype);
                 if (err)