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Diffstat (limited to 'net/mac80211/mlme.c')
-rw-r--r--net/mac80211/mlme.c36
1 files changed, 27 insertions, 9 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 04c306308987..d94627c2929c 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1220,6 +1220,22 @@ static void ieee80211_sta_wmm_params(struct ieee80211_local *local,
sdata->vif.bss_conf.qos = true;
}
+static void __ieee80211_stop_poll(struct ieee80211_sub_if_data *sdata)
+{
+ lockdep_assert_held(&sdata->local->mtx);
+
+ sdata->u.mgd.flags &= ~(IEEE80211_STA_CONNECTION_POLL |
+ IEEE80211_STA_BEACON_POLL);
+ ieee80211_run_deferred_scan(sdata->local);
+}
+
+static void ieee80211_stop_poll(struct ieee80211_sub_if_data *sdata)
+{
+ mutex_lock(&sdata->local->mtx);
+ __ieee80211_stop_poll(sdata);
+ mutex_unlock(&sdata->local->mtx);
+}
+
static u32 ieee80211_handle_bss_capability(struct ieee80211_sub_if_data *sdata,
u16 capab, bool erp_valid, u8 erp)
{
@@ -1285,8 +1301,7 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
sdata->u.mgd.flags |= IEEE80211_STA_RESET_SIGNAL_AVE;
/* just to be sure */
- sdata->u.mgd.flags &= ~(IEEE80211_STA_CONNECTION_POLL |
- IEEE80211_STA_BEACON_POLL);
+ ieee80211_stop_poll(sdata);
ieee80211_led_assoc(local, 1);
@@ -1456,8 +1471,7 @@ static void ieee80211_reset_ap_probe(struct ieee80211_sub_if_data *sdata)
return;
}
- ifmgd->flags &= ~(IEEE80211_STA_CONNECTION_POLL |
- IEEE80211_STA_BEACON_POLL);
+ __ieee80211_stop_poll(sdata);
mutex_lock(&local->iflist_mtx);
ieee80211_recalc_ps(local, -1);
@@ -1477,7 +1491,6 @@ static void ieee80211_reset_ap_probe(struct ieee80211_sub_if_data *sdata)
round_jiffies_up(jiffies +
IEEE80211_CONNECTION_IDLE_TIME));
out:
- ieee80211_run_deferred_scan(local);
mutex_unlock(&local->mtx);
}
@@ -2408,7 +2421,11 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata,
net_dbg_ratelimited("%s: cancelling probereq poll due to a received beacon\n",
sdata->name);
#endif
+ mutex_lock(&local->mtx);
ifmgd->flags &= ~IEEE80211_STA_BEACON_POLL;
+ ieee80211_run_deferred_scan(local);
+ mutex_unlock(&local->mtx);
+
mutex_lock(&local->iflist_mtx);
ieee80211_recalc_ps(local, -1);
mutex_unlock(&local->iflist_mtx);
@@ -2595,8 +2612,7 @@ static void ieee80211_sta_connection_lost(struct ieee80211_sub_if_data *sdata,
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
u8 frame_buf[DEAUTH_DISASSOC_LEN];
- ifmgd->flags &= ~(IEEE80211_STA_CONNECTION_POLL |
- IEEE80211_STA_BEACON_POLL);
+ ieee80211_stop_poll(sdata);
ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DEAUTH, reason,
false, frame_buf);
@@ -2874,8 +2890,7 @@ static void ieee80211_restart_sta_timer(struct ieee80211_sub_if_data *sdata)
u32 flags;
if (sdata->vif.type == NL80211_IFTYPE_STATION) {
- sdata->u.mgd.flags &= ~(IEEE80211_STA_BEACON_POLL |
- IEEE80211_STA_CONNECTION_POLL);
+ __ieee80211_stop_poll(sdata);
/* let's probe the connection once */
flags = sdata->local->hw.flags;
@@ -2944,7 +2959,10 @@ void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata)
if (test_and_clear_bit(TMR_RUNNING_CHANSW, &ifmgd->timers_running))
add_timer(&ifmgd->chswitch_timer);
ieee80211_sta_reset_beacon_monitor(sdata);
+
+ mutex_lock(&sdata->local->mtx);
ieee80211_restart_sta_timer(sdata);
+ mutex_unlock(&sdata->local->mtx);
}
#endif