From: Emmanuel Grumbach Date: Tue, 4 Mar 2014 08:28:23 +0000 (+0200) Subject: iwlwifi: mvm: don't WARN when statistics are handled late X-Git-Tag: v3.13.7~115 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b5ce1c5cd3058743b9b5e083e6be6dd517672e0e;p=thirdparty%2Fkernel%2Fstable.git iwlwifi: mvm: don't WARN when statistics are handled late commit 1e9291996c4eedf79883f47ec635235e39d3d6cd upstream. 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 Fixes: 2b76ef13086f ("iwlwifi: mvm: implement reduced Tx power") Reviewed-by: Johannes Berg Signed-off-by: Emmanuel Grumbach Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/net/wireless/iwlwifi/mvm/bt-coex.c b/drivers/net/wireless/iwlwifi/mvm/bt-coex.c index 75b72a9565527..7462c978f17bb 100644 --- a/drivers/net/wireless/iwlwifi/mvm/bt-coex.c +++ b/drivers/net/wireless/iwlwifi/mvm/bt-coex.c @@ -871,8 +871,11 @@ 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 */