diff options
| author |   Johannes Berg <johannes@sipsolutions.net> | 2009-05-12 19:58:12 +0200 |
|---|---|---|
| committer |   John W. Linville <linville@tuxdriver.com> | 2009-05-13 15:44:42 -0400 |
| commit | 34bfc411f63c8b0efb328b7574fc97bc1714cb29 (patch) | |
| tree | 9b2b57cfaaf23e9003a8db79533b042b4173ff24 /net | |
| parent | wext: remove seq_start/stop sparse annotations (diff) | |
| download | linux-dev-34bfc411f63c8b0efb328b7574fc97bc1714cb29.tar.xz linux-dev-34bfc411f63c8b0efb328b7574fc97bc1714cb29.zip | |
mac80211: respond to beacon loss report only once
The driver might keep reporting beacon loss until we
disassociate -- catch that and don't respond to any
subsequent events until the probe is either successful
or we disassociate.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/mac80211/mlme.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 2806f6af7ae7..7835e7d43240 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -1182,6 +1182,17 @@ void ieee80211_beacon_loss_work(struct work_struct *work) u.mgd.beacon_loss_work); struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; + /* + * The driver has already reported this event and we have + * already sent a probe request. Maybe the AP died and the + * driver keeps reporting until we disassociate... We have + * to ignore that because otherwise we would continually + * reset the timer and never check whether we received a + * probe response! + */ + if (ifmgd->flags & IEEE80211_STA_PROBEREQ_POLL) + return; + #ifdef CONFIG_MAC80211_VERBOSE_DEBUG if (net_ratelimit()) { printk(KERN_DEBUG "%s: driver reports beacon loss from AP %pM " |