This patch reorders calls during disassociation in
ieee80211_set_disassoc function.
Since sta_info_unlink calls sta_notify(REMOVE) it will
remove the station representing AP from the driver before
it has disassociated from it using bss_info_changed callback.
Signed-off-by: Tomas Winkler <tomas.winkler@xxxxxxxxx>
---
net/mac80211/mlme.c | 18 ++++++++++++++----
1 files changed, 14 insertions(+), 4 deletions(-)
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 88b0b4d..2a827eb 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -861,16 +861,26 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
if (self_disconnected || reason == WLAN_REASON_DISASSOC_STA_HAS_LEFT)
ifsta->state = IEEE80211_STA_MLME_DISABLED;
- sta_info_unlink(&sta);
-
rcu_read_unlock();
- sta_info_destroy(sta);
-
local->hw.conf.ht.enabled = false;
ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_HT);
ieee80211_bss_info_change_notify(sdata, changed);
+
+ rcu_read_lock();
+
+ sta = sta_info_get(local, ifsta->bssid);
+ if (!sta) {
+ rcu_read_unlock();
+ return;
+ }
+
+ sta_info_unlink(&sta);
+
+ rcu_read_unlock();
+
+ sta_info_destroy(sta);
}
static int ieee80211_sta_wep_configured(struct ieee80211_sub_if_data *sdata)
--
1.5.4.3
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