1 files changed, 24 insertions, 17 deletions

diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index aeb65b3d2295..d09f78bb2442 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -520,9 +520,9 @@ EXPORT_SYMBOL_GPL(ieee80211_iterate_active_interfaces_atomic);
  */
 static bool ieee80211_can_queue_work(struct ieee80211_local *local)
 {
-        if (WARN(local->suspended, "queueing ieee80211 work while "
-                 "going to suspend\n"))
-                return false;
+        if (WARN(local->suspended && !local->resuming,
+                 "queueing ieee80211 work while going to suspend\n"))
+                return false;
 
         return true;
 }
@@ -666,8 +666,8 @@ u32 ieee802_11_parse_elems_crc(u8 *start, size_t len,
                         elems->mesh_id_len = elen;
                         break;
                 case WLAN_EID_MESH_CONFIG:
-                        elems->mesh_config = pos;
-                        elems->mesh_config_len = elen;
+                        if (elen >= sizeof(struct ieee80211_meshconf_ie))
+                                elems->mesh_config = (void *)pos;
                         break;
                 case WLAN_EID_PEER_LINK:
                         elems->peer_link = pos;
@@ -685,6 +685,10 @@ u32 ieee802_11_parse_elems_crc(u8 *start, size_t len,
                         elems->perr = pos;
                         elems->perr_len = elen;
                         break;
+                case WLAN_EID_RANN:
+                        if (elen >= sizeof(struct ieee80211_rann_ie))
+                                elems->rann = (void *)pos;
+                        break;
                 case WLAN_EID_CHANNEL_SWITCH:
                         elems->ch_switch_elem = pos;
                         elems->ch_switch_elem_len = elen;
@@ -868,17 +872,19 @@ void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata,
                 WARN_ON(err);
         }
 
-        ieee80211_tx_skb(sdata, skb, 0);
+        IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT;
+        ieee80211_tx_skb(sdata, skb);
 }
 
 int ieee80211_build_preq_ies(struct ieee80211_local *local, u8 *buffer,
-                             const u8 *ie, size_t ie_len)
+                             const u8 *ie, size_t ie_len,
+                             enum ieee80211_band band)
 {
         struct ieee80211_supported_band *sband;
         u8 *pos, *supp_rates_len, *esupp_rates_len = NULL;
         int i;
 
-        sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
+        sband = local->hw.wiphy->bands[band];
 
         pos = buffer;
 
@@ -966,9 +972,11 @@ void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst,
         memcpy(pos, ssid, ssid_len);
         pos += ssid_len;
 
-        skb_put(skb, ieee80211_build_preq_ies(local, pos, ie, ie_len));
+        skb_put(skb, ieee80211_build_preq_ies(local, pos, ie, ie_len,
+                                              local->hw.conf.channel->band));
 
-        ieee80211_tx_skb(sdata, skb, 0);
+        IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT;
+        ieee80211_tx_skb(sdata, skb);
 }
 
 u32 ieee80211_sta_get_rates(struct ieee80211_local *local,
@@ -1025,13 +1033,9 @@ int ieee80211_reconfig(struct ieee80211_local *local)
         struct sta_info *sta;
         unsigned long flags;
         int res;
-        bool from_suspend = local->suspended;
 
-        /*
-         * We're going to start the hardware, at that point
-         * we are no longer suspended and can RX frames.
-         */
-        local->suspended = false;
+        if (local->suspended)
+                local->resuming = true;
 
         /* restart hardware */
         if (local->open_count) {
@@ -1129,11 +1133,14 @@ int ieee80211_reconfig(struct ieee80211_local *local)
          * If this is for hw restart things are still running.
          * We may want to change that later, however.
          */
-        if (!from_suspend)
+        if (!local->suspended)
                 return 0;
 
 #ifdef CONFIG_PM
+        /* first set suspended false, then resuming */
         local->suspended = false;
+        mb();
+        local->resuming = false;
 
         list_for_each_entry(sdata, &local->interfaces, list) {
                 switch(sdata->vif.type) {