From 15985fba2e93872f3070af63ae9b0d0f42b2c7ea Mon Sep 17 00:00:00 2001 From: Liad Kaufman Date: Sun, 26 Jun 2016 14:45:12 +0300 Subject: [PATCH] iwlwifi: mvm: don't free queue after delba in dqa In DQA mode, a delBA might free the queue although it shouldn't. Fix that. Fixes: cf941e174ee2 ("iwlwifi: mvm: support dqa-mode agg on non-shared queue") Signed-off-by: Liad Kaufman Signed-off-by: Luca Coelho --- drivers/net/wireless/intel/iwlwifi/mvm/tx.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c index 8b91544..6271470 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c @@ -1100,9 +1100,13 @@ static void iwl_mvm_check_ratid_empty(struct iwl_mvm *mvm, IWL_DEBUG_TX_QUEUES(mvm, "Can continue DELBA flow ssn = next_recl = %d\n", tid_data->next_reclaimed); - iwl_mvm_disable_txq(mvm, tid_data->txq_id, - vif->hw_queue[tid_to_mac80211_ac[tid]], tid, - CMD_ASYNC); + if (!iwl_mvm_is_dqa_supported(mvm)) { + u8 mac80211_ac = tid_to_mac80211_ac[tid]; + + iwl_mvm_disable_txq(mvm, tid_data->txq_id, + vif->hw_queue[mac80211_ac], tid, + CMD_ASYNC); + } tid_data->state = IWL_AGG_OFF; ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); break; -- 2.7.4