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authorFelix Fietkau <nbd@openwrt.org>2011-11-16 13:34:55 +0100
committerJohn W. Linville <linville@tuxdriver.com>2011-11-17 15:45:15 -0500
commitfcac4fb00eaefea375db9745464cc182389a1751 (patch)
treed1273395ac9e5798c6b79b870a72e560ee215a59 /net/mac80211/mlme.c
parent1f80c230a7d291a10045a3cdc2efd18a4185674d (diff)
mac80211: call ieee80211_recalc_idle() after sending packets
Some drivers (e.g. ath9k) assume that it's safe to go into low-power mode immediately after the idle state changes. To support that, mac80211 even calls drv_flush() before that happens. In some instances, mac80211 sent a packet right after recalculating the idle state, this patch fixes that. Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/mlme.c')
-rw-r--r--net/mac80211/mlme.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index b25567a32f9..da17c300878 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1357,9 +1357,6 @@ static void __ieee80211_connection_loss(struct ieee80211_sub_if_data *sdata)
ieee80211_set_disassoc(sdata, true, true);
mutex_unlock(&ifmgd->mtx);
- mutex_lock(&local->mtx);
- ieee80211_recalc_idle(local);
- mutex_unlock(&local->mtx);
/*
* must be outside lock due to cfg80211,
* but that's not a problem.
@@ -1368,6 +1365,10 @@ static void __ieee80211_connection_loss(struct ieee80211_sub_if_data *sdata)
IEEE80211_STYPE_DEAUTH,
WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY,
NULL, true);
+
+ mutex_lock(&local->mtx);
+ ieee80211_recalc_idle(local);
+ mutex_unlock(&local->mtx);
}
void ieee80211_beacon_connection_loss_work(struct work_struct *work)
@@ -2134,9 +2135,6 @@ static void ieee80211_sta_connection_lost(struct ieee80211_sub_if_data *sdata,
ieee80211_set_disassoc(sdata, true, true);
mutex_unlock(&ifmgd->mtx);
- mutex_lock(&local->mtx);
- ieee80211_recalc_idle(local);
- mutex_unlock(&local->mtx);
/*
* must be outside lock due to cfg80211,
* but that's not a problem.
@@ -2144,6 +2142,11 @@ static void ieee80211_sta_connection_lost(struct ieee80211_sub_if_data *sdata,
ieee80211_send_deauth_disassoc(sdata, bssid,
IEEE80211_STYPE_DEAUTH, reason,
NULL, true);
+
+ mutex_lock(&local->mtx);
+ ieee80211_recalc_idle(local);
+ mutex_unlock(&local->mtx);
+
mutex_lock(&ifmgd->mtx);
}