The beacon monitor should be disabled when going off channel
to prevent spurious warnings and triggering connection
deterioration work such as sending probe requests. Re-enable
the beacon monitor once we come back to the home channel.
This patch has fixes for stable kernels [2.6.34+]
Cc: stable@xxxxxxxxxx
Cc: Paul Stewart <pstew@xxxxxxxxxx>
Cc: Amod Bodas <amod.bodas@xxxxxxxxxxx>
Signed-off-by: Luis R. Rodriguez <lrodriguez@xxxxxxxxxxx>
---
net/mac80211/offchannel.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/net/mac80211/offchannel.c b/net/mac80211/offchannel.c
index 8b58626..b199136 100644
--- a/net/mac80211/offchannel.c
+++ b/net/mac80211/offchannel.c
@@ -22,12 +22,14 @@
static void ieee80211_offchannel_ps_enable(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_local *local = sdata->local;
+ struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
local->offchannel_ps_enabled = false;
/* FIXME: what to do when local->pspolling is true? */
del_timer_sync(&local->dynamic_ps_timer);
+ del_timer_sync(&ifmgd->bcn_mon_timer);
del_timer_sync(&sdata->u.mgd.conn_mon_timer);
cancel_work_sync(&local->dynamic_ps_enable_work);
@@ -88,6 +90,7 @@ static void ieee80211_offchannel_ps_disable(struct ieee80211_sub_if_data *sdata)
msecs_to_jiffies(local->hw.conf.dynamic_ps_timeout));
}
+ ieee80211_sta_reset_beacon_monitor(sdata);
ieee80211_sta_reset_conn_monitor(sdata);
}
--
1.7.0.4
--
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