6 files changed, 26 insertions, 8 deletions

diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 3a4b8786f7ea..320edcac4699 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -2761,6 +2761,11 @@ static int mac80211_hwsim_new_radio(struct genl_info *info,
                                         BIT(NL80211_CHAN_WIDTH_160);
         }
 
+        if (!n_limits) {
+                err = -EINVAL;
+                goto failed_hw;
+        }
+
         data->if_combination.n_limits = n_limits;
         data->if_combination.max_interfaces = 2048;
         data->if_combination.limits = data->if_limits;
diff --git a/drivers/net/wireless/virt_wifi.c b/drivers/net/wireless/virt_wifi.c
index 64b218699656..3a93e4d9828b 100644
--- a/drivers/net/wireless/virt_wifi.c
+++ b/drivers/net/wireless/virt_wifi.c
@@ -530,8 +530,10 @@ static int virt_wifi_newlink(struct net *src_net, struct net_device *dev,
         SET_NETDEV_DEV(dev, &priv->lowerdev->dev);
         dev->ieee80211_ptr = kzalloc(sizeof(*dev->ieee80211_ptr), GFP_KERNEL);
 
-        if (!dev->ieee80211_ptr)
+        if (!dev->ieee80211_ptr) {
+                err = -ENOMEM;
                 goto remove_handler;
+        }
 
         dev->ieee80211_ptr->iftype = NL80211_IFTYPE_STATION;
         dev->ieee80211_ptr->wiphy = common_wiphy;
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index de65fe3ed9cc..2493c74c2d37 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1490,6 +1490,10 @@ static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
         if (params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))
                 sta->sta.tdls = true;
 
+        if (sta->sta.tdls && sdata->vif.type == NL80211_IFTYPE_STATION &&
+            !sdata->u.mgd.associated)
+                return -EINVAL;
+
         err = sta_apply_parameters(local, sta, params);
         if (err) {
                 sta_info_free(local, sta);
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 45aad3d3108c..bb4d71efb6fb 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -231,7 +231,7 @@ static void ieee80211_handle_mu_mimo_mon(struct ieee80211_sub_if_data *sdata,
                 struct ieee80211_hdr_3addr hdr;
                 u8 category;
                 u8 action_code;
-        } __packed action;
+        } __packed __aligned(2) action;
 
         if (!sdata)
                 return;
@@ -2723,7 +2723,9 @@ ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx)
         skb_set_queue_mapping(skb, q);
 
         if (!--mesh_hdr->ttl) {
-                IEEE80211_IFSTA_MESH_CTR_INC(ifmsh, dropped_frames_ttl);
+                if (!is_multicast_ether_addr(hdr->addr1))
+                        IEEE80211_IFSTA_MESH_CTR_INC(ifmsh,
+                                                     dropped_frames_ttl);
                 goto out;
         }
 
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 5e49492d5911..74150ad95823 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -555,7 +555,7 @@ const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = {
         },
         [NL80211_ATTR_TIMEOUT] = NLA_POLICY_MIN(NLA_U32, 1),
         [NL80211_ATTR_PEER_MEASUREMENTS] =
-                NLA_POLICY_NESTED(NL80211_PMSR_FTM_REQ_ATTR_MAX,
+                NLA_POLICY_NESTED(NL80211_PMSR_ATTR_MAX,
                                   nl80211_pmsr_attr_policy),
 };
 
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index ecfb1a06dbb2..dd58b9909ac9 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -1024,8 +1024,13 @@ static void regdb_fw_cb(const struct firmware *fw, void *context)
         }
 
         rtnl_lock();
-        if (WARN_ON(regdb && !IS_ERR(regdb))) {
-                /* just restore and free new db */
+        if (regdb && !IS_ERR(regdb)) {
+                /* negative case - a bug
+                 * positive case - can happen due to race in case of multiple cb's in
+                 * queue, due to usage of asynchronous callback
+                 *
+                 * Either case, just restore and free new db.
+                 */
         } else if (set_error) {
                 regdb = ERR_PTR(set_error);
         } else if (fw) {
@@ -1255,7 +1260,7 @@ static bool is_valid_rd(const struct ieee80211_regdomain *rd)
  * definitions (the "2.4 GHz band", the "5 GHz band" and the "60GHz band"),
  * however it is safe for now to assume that a frequency rule should not be
  * part of a frequency's band if the start freq or end freq are off by more
- * than 2 GHz for the 2.4 and 5 GHz bands, and by more than 10 GHz for the
+ * than 2 GHz for the 2.4 and 5 GHz bands, and by more than 20 GHz for the
  * 60 GHz band.
  * This resolution can be lowered and should be considered as we add
  * regulatory rule support for other "bands".
@@ -1270,7 +1275,7 @@ static bool freq_in_rule_band(const struct ieee80211_freq_range *freq_range,
          * with the Channel starting frequency above 45 GHz.
          */
         u32 limit = freq_khz > 45 * ONE_GHZ_IN_KHZ ?
-                        10 * ONE_GHZ_IN_KHZ : 2 * ONE_GHZ_IN_KHZ;
+                        20 * ONE_GHZ_IN_KHZ : 2 * ONE_GHZ_IN_KHZ;
         if (abs(freq_khz - freq_range->start_freq_khz) <= limit)
                 return true;
         if (abs(freq_khz - freq_range->end_freq_khz) <= limit)