From: Luciano Coelho <luciano.coe...@intel.com>
Due to the time it takes to process the beacon that started the CSA
process, we may be late for the switch if we try to reach exactly
beacon 0. To avoid that, use count - 1 when calculating the switch time.
Reported-by: Jouni Malinen <j...@w1.fi>
Signed-off-by: Luciano Coelho <luciano.coe...@intel.com>
---
net/mac80211/mlme.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index ae9f3bd..284ddda 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1195,7 +1195,8 @@ ieee80211_sta_process_chanswitch(struct
ieee80211_sub_if_data *sdata,
ieee80211_queue_work(&local->hw, &ifmgd->chswitch_work);
else
mod_timer(&ifmgd->chswitch_timer,
- TU_TO_EXP_TIME(csa_ie.count * cbss->beacon_interval));
+ TU_TO_EXP_TIME((csa_ie.count - 1) *
+ cbss->beacon_interval));
}
static bool
--
2.1.1
--
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