Merge git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next

1 files changed, 37 insertions, 1 deletions

diff --git a/net/wireless/util.c b/net/wireless/util.c
index 7c47fa07b276..728f1c0dc70d 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -476,7 +476,8 @@ int ieee80211_data_to_8023(struct sk_buff *skb, const u8 *addr,
 EXPORT_SYMBOL(ieee80211_data_to_8023);
 
 int ieee80211_data_from_8023(struct sk_buff *skb, const u8 *addr,
-                             enum nl80211_iftype iftype, u8 *bssid, bool qos)
+                             enum nl80211_iftype iftype,
+                             const u8 *bssid, bool qos)
 {
         struct ieee80211_hdr hdr;
         u16 hdrlen, ethertype;
@@ -839,6 +840,9 @@ void cfg80211_process_wdev_events(struct wireless_dev *wdev)
                         __cfg80211_ibss_joined(wdev->netdev, ev->ij.bssid,
                                                ev->ij.channel);
                         break;
+                case EVENT_STOPPED:
+                        __cfg80211_leave(wiphy_to_rdev(wdev->wiphy), wdev);
+                        break;
                 }
                 wdev_unlock(wdev);
 
@@ -1271,10 +1275,20 @@ int cfg80211_iter_combinations(struct wiphy *wiphy,
                                             void *data),
                                void *data)
 {
+        const struct ieee80211_regdomain *regdom;
+        enum nl80211_dfs_regions region = 0;
         int i, j, iftype;
         int num_interfaces = 0;
         u32 used_iftypes = 0;
 
+        if (radar_detect) {
+                rcu_read_lock();
+                regdom = rcu_dereference(cfg80211_regdomain);
+                if (regdom)
+                        region = regdom->dfs_region;
+                rcu_read_unlock();
+        }
+
         for (iftype = 0; iftype < NUM_NL80211_IFTYPES; iftype++) {
                 num_interfaces += iftype_num[iftype];
                 if (iftype_num[iftype] > 0 &&
@@ -1315,6 +1329,10 @@ int cfg80211_iter_combinations(struct wiphy *wiphy,
                 if (radar_detect != (c->radar_detect_widths & radar_detect))
                         goto cont;
 
+                if (radar_detect && c->radar_detect_regions &&
+                    !(c->radar_detect_regions & BIT(region)))
+                        goto cont;
+
                 /* Finally check that all iftypes that we're currently
                  * using are actually part of this combination. If they
                  * aren't then we can't use this combination and have
@@ -1528,6 +1546,24 @@ unsigned int ieee80211_get_num_supported_channels(struct wiphy *wiphy)
 }
 EXPORT_SYMBOL(ieee80211_get_num_supported_channels);
 
+int cfg80211_get_station(struct net_device *dev, const u8 *mac_addr,
+                         struct station_info *sinfo)
+{
+        struct cfg80211_registered_device *rdev;
+        struct wireless_dev *wdev;
+
+        wdev = dev->ieee80211_ptr;
+        if (!wdev)
+                return -EOPNOTSUPP;
+
+        rdev = wiphy_to_rdev(wdev->wiphy);
+        if (!rdev->ops->get_station)
+                return -EOPNOTSUPP;
+
+        return rdev_get_station(rdev, dev, mac_addr, sinfo);
+}
+EXPORT_SYMBOL(cfg80211_get_station);
+
 /* See IEEE 802.1H for LLC/SNAP encapsulation/decapsulation */
 /* Ethernet-II snap header (RFC1042 for most EtherTypes) */
 const unsigned char rfc1042_header[] __aligned(2) =