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nl80211: allow subscribing to unexpected class3 frames

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To implement AP mode without monitor interfaces we
need to be able to send a deauth to stations that
send frames without being associated. Enable this
by adding a new nl80211 event for such frames that
an application can subscribe to.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg
2011-11-04 11:18:12 +01:00
committed by John W. Linville
parent 665c93a93e
commit 28946da763
5 changed files with 114 additions and 0 deletions
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16
net/wireless/mlme.c
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@ -879,6 +879,9 @@ void cfg80211_mlme_unregister_socket(struct wireless_dev *wdev, u32 nlpid)
}
spin_unlock_bh(&wdev->mgmt_registrations_lock);
if (nlpid == wdev->ap_unexpected_nlpid)
wdev->ap_unexpected_nlpid = 0;
}
void cfg80211_mlme_purge_registrations(struct wireless_dev *wdev)
@ -1107,3 +1110,16 @@ void cfg80211_pmksa_candidate_notify(struct net_device *dev, int index,
nl80211_pmksa_candidate_notify(rdev, dev, index, bssid, preauth, gfp);
}
EXPORT_SYMBOL(cfg80211_pmksa_candidate_notify);
bool cfg80211_rx_spurious_frame(struct net_device *dev,
const u8 *addr, gfp_t gfp)
{
struct wireless_dev *wdev = dev->ieee80211_ptr;
if (WARN_ON(wdev->iftype != NL80211_IFTYPE_AP &&
wdev->iftype != NL80211_IFTYPE_P2P_GO))
return false;
return nl80211_unexpected_frame(dev, addr, gfp);
}
EXPORT_SYMBOL(cfg80211_rx_spurious_frame);