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mac80211: better fix for conn_mon_timer running after disassociate

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Is still possible to schedule conn_mon_timer after disassociate from
ieee80211_sta_tx_notify() and ieee80211_offchannel_ps_disable().

Move disassociate check to ieee80211_sta_reset_conn_monitor() to cover
all these cases, and add unlikely since in most the time we call
ieee80211_sta_reset_conn_monitor() when associated.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Stanislaw Gruszka 2011-02-25 14:46:02 +01:00 committed by John W. Linville
parent 08f6c85223
commit 8628172f45
1 changed files with 3 additions and 6 deletions
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9
net/mac80211/mlme.c
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@ -145,6 +145,9 @@ void ieee80211_sta_reset_conn_monitor(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
if (unlikely(!sdata->u.mgd.associated))
return;
if (sdata->local->hw.flags & IEEE80211_HW_CONNECTION_MONITOR)
return;
@ -1083,12 +1086,6 @@ void ieee80211_sta_rx_notify(struct ieee80211_sub_if_data *sdata,
if (is_multicast_ether_addr(hdr->addr1))
return;
/*
* In case we receive frames after disassociation.
*/
if (!sdata->u.mgd.associated)
return;
ieee80211_sta_reset_conn_monitor(sdata);
}