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| author | Johannes Berg <johannes.berg@intel.com> | 2019-08-30 14:24:51 +0300 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2019-09-11 09:33:29 +0200 |
| commit | 4b08d1b6a994dbb593557bd2095ba4f0c3c47819 (patch) | |
| tree | 3d44a28ca9693a078946f93cb96785da93921468 /net/mac80211/mlme.c | |
| parent | 753a9a729f84e22b3726f5bf61e1a9b59712d04f (diff) | |
| download | linux-stable-4b08d1b6a994dbb593557bd2095ba4f0c3c47819.tar.gz linux-stable-4b08d1b6a994dbb593557bd2095ba4f0c3c47819.tar.bz2 linux-stable-4b08d1b6a994dbb593557bd2095ba4f0c3c47819.zip | |
mac80211: IBSS: send deauth when expiring inactive STAs
When we expire an inactive station, try to send it a deauth. This
helps if it's actually still around, and just has issues with
beacon distribution (or we do), and it will not also remove us.
Then, if we have shared state, this may not be reset properly,
causing problems; for example, we saw a case where aggregation
sessions weren't removed properly (due to the TX start being
offloaded to firmware and it relying on deauth for stop), causing
a lot of traffic to get lost due to the SN reset after remove/add
of the peer.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/20190830112451.21655-9-luca@coelho.fi
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/mlme.c')
| -rw-r--r-- | net/mac80211/mlme.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 31f0bae28dcc..26a2f49208b6 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -2278,8 +2278,9 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, !ifmgd->have_beacon) drv_mgd_prepare_tx(sdata->local, sdata, 0); - ieee80211_send_deauth_disassoc(sdata, ifmgd->bssid, stype, - reason, tx, frame_buf); + ieee80211_send_deauth_disassoc(sdata, ifmgd->bssid, + ifmgd->bssid, stype, reason, + tx, frame_buf); } /* flush out frame - make sure the deauth was actually sent */ @@ -4509,7 +4510,7 @@ void ieee80211_mgd_quiesce(struct ieee80211_sub_if_data *sdata) * cfg80211 won't know and won't actually abort those attempts, * thus we need to do that ourselves. */ - ieee80211_send_deauth_disassoc(sdata, bssid, + ieee80211_send_deauth_disassoc(sdata, bssid, bssid, IEEE80211_STYPE_DEAUTH, WLAN_REASON_DEAUTH_LEAVING, false, frame_buf); @@ -5550,7 +5551,7 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata, ieee80211_get_reason_code_string(req->reason_code)); drv_mgd_prepare_tx(sdata->local, sdata, 0); - ieee80211_send_deauth_disassoc(sdata, req->bssid, + ieee80211_send_deauth_disassoc(sdata, req->bssid, req->bssid, IEEE80211_STYPE_DEAUTH, req->reason_code, tx, frame_buf); @@ -5570,7 +5571,7 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata, ieee80211_get_reason_code_string(req->reason_code)); drv_mgd_prepare_tx(sdata->local, sdata, 0); - ieee80211_send_deauth_disassoc(sdata, req->bssid, + ieee80211_send_deauth_disassoc(sdata, req->bssid, req->bssid, IEEE80211_STYPE_DEAUTH, req->reason_code, tx, frame_buf); |