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-rw-r--r--net/wireless/util.c38
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) =