From: Emmanuel Grumbach <emmanuel.grumb...@intel.com>

Since the statistics handler is asynchrous, it can very well
be that we will handle the statistics (hence the RSSI
fluctuation) when we already disassociated.
Don't WARN on this case.

This solves: https://bugzilla.redhat.com/show_bug.cgi?id=1071998

Cc: <stable@vger.kernel.org> [3.10+]
Fixes: 2b76ef13086f ("iwlwifi: mvm: implement reduced Tx power")
Reviewed-by: Johannes Berg <johannes.b...@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumb...@intel.com>
---
 drivers/net/wireless/iwlwifi/mvm/bt-coex.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/iwlwifi/mvm/bt-coex.c 
b/drivers/net/wireless/iwlwifi/mvm/bt-coex.c
index 76cde6c..18a895a 100644
--- a/drivers/net/wireless/iwlwifi/mvm/bt-coex.c
+++ b/drivers/net/wireless/iwlwifi/mvm/bt-coex.c
@@ -872,8 +872,11 @@ void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct 
ieee80211_vif *vif,
 
        lockdep_assert_held(&mvm->mutex);
 
-       /* Rssi update while not associated ?! */
-       if (WARN_ON_ONCE(mvmvif->ap_sta_id == IWL_MVM_STATION_COUNT))
+       /*
+        * Rssi update while not associated - can happen since the statistics
+        * are handled asynchronously
+        */
+       if (mvmvif->ap_sta_id == IWL_MVM_STATION_COUNT)
                return;
 
        /* No BT - reports should be disabled */
-- 
1.8.3.2

--
To unsubscribe from this list: send the line "unsubscribe stable" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to