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Commit 04dd401a authored by Beni Lev's avatar Beni Lev Committed by Greg Kroah-Hartman
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iwlwifi: mvm: Use aux queue for offchannel frames in dqa 



commit 6574dc943fc32a2fce69fab14891abca7eecb67c upstream.

Since offchannel activity doesn't always require a BSS, e.g. ANQP
sessions, offchannel frames should not use the BSS queue, because it
might not be initialized.
Use the auxilary queue instead

Fixes: e3118ad7 ("iwlwifi: mvm: support tdls in dqa mode")
Signed-off-by: default avatarBeni Lev <beni.lev@intel.com>
Signed-off-by: default avatarLuca Coelho <luciano.coelho@intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent a6fe3926

drivers/net/wireless/intel/iwlwifi/mvm/tx.c

+6 −4
Original line number Diff line number Diff line
@@ -568,9 +568,10 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb) 
	 * (this is not possible for unicast packets as a TLDS discovery

	 * response are sent without a station entry); otherwise use the

	 * AUX station.

	 * In DQA mode, if vif is of type STATION and frames are not multicast,

	 * they should be sent from the BSS queue. For example, TDLS setup

	 * frames should be sent on this queue, as they go through the AP.

	 * In DQA mode, if vif is of type STATION and frames are not multicast

	 * or offchannel, they should be sent from the BSS queue.

	 * For example, TDLS setup frames should be sent on this queue,

	 * as they go through the AP.

	 */

	sta_id = mvm->aux_sta.sta_id;

	if (info.control.vif) {
@@ -592,7 +593,8 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb) 
			if (ap_sta_id != IWL_MVM_STATION_COUNT)

				sta_id = ap_sta_id;

		} else if (iwl_mvm_is_dqa_supported(mvm) &&

			   info.control.vif->type == NL80211_IFTYPE_STATION) {

			   info.control.vif->type == NL80211_IFTYPE_STATION &&

			   queue != mvm->aux_queue) {

			queue = IWL_MVM_DQA_BSS_CLIENT_QUEUE;

		}

	}