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ath9k: queue null frames in case of MCC 

While mac80211 using null frames when connection polling,
we should queue this frames while NOA could be there, and
AP, P2P_GO could be not present.

Without this patch, with no traffic we often saw disconnections
while we try to send nullfunc when AP/GO wasn't present.

Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Janusz Dziedzic 2015-11-27 09:37:08 +01:00 committed by Kalle Valo
parent 2f985539b9
commit 60337ed863
1 changed files with 6 additions and 0 deletions
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6
drivers/net/wireless/ath/ath9k/xmit.c
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@ -2331,6 +2331,12 @@ int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb,
queue = ieee80211_is_data_present(hdr->frame_control);
/* If chanctx, queue all null frames while NOA could be there */
if (ath9k_is_chanctx_enabled() &&
ieee80211_is_nullfunc(hdr->frame_control) &&
!txctl->force_channel)
queue = true;
/* Force queueing of all frames that belong to a virtual interface on
* a different channel context, to ensure that they are sent on the
* correct channel.