Track userspace registrations for authentication
frames received on an IBSS interface. This field
will be used to decide whether or not to send
"open system" authentication frames when a new
station joins an adhoc network.
Signed-off-by: Will Hawkins <hawkinsw@xxxxxxxxxxxxxxxxxxxxx>
---
net/mac80211/cfg.c | 10 ++++++++++
net/mac80211/ieee80211_i.h | 1 +
2 files changed, 11 insertions(+)
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 498c94e..e00a696 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -2486,6 +2486,16 @@ static void ieee80211_mgmt_frame_register(struct wiphy *wiphy,
u16 frame_type, bool reg)
{
struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+ if (sdata->vif.type == NL80211_IFTYPE_ADHOC &&
+ (frame_type == (IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH))) {
+ struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;
+ if (reg)
+ ifibss->auth_frame_registrations++;
+ else if (reg > 0)
+ ifibss->auth_frame_registrations--;
+ }
if (frame_type != (IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ))
return;
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index e6cbf5b..599f9fd 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -508,6 +508,7 @@ struct ieee80211_if_ibss {
bool privacy;
bool control_port;
+ unsigned int auth_frame_registrations;
u8 bssid[ETH_ALEN] __aligned(2);
u8 ssid[IEEE80211_MAX_SSID_LEN];
--
1.7.9.5
--
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