From: Michal Kazior <michal.kazior@tieto.com>
Date: Thu, 14 Nov 2013 09:34:18 +0000 (+0100)
Subject: ath10k: clear tx status before submitting to mac80211
X-Git-Tag: next-20131210~53^2~32^2~16
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=5d04e4120a6ef2eac3a3a80bda6a16bb90f2da2c;p=karo-tx-linux.git

ath10k: clear tx status before submitting to mac80211

Garbage was reported in ieee80211_tx_info. This
led to a WARN_ON in cfg80211_calculate_bitrate().

This also fixes some random tx bitrate values
reported through `iw` command.

Reported-By: Kalle Valo <kvalo@qca.qualcomm.com>
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
---

diff --git a/drivers/net/wireless/ath/ath10k/txrx.c b/drivers/net/wireless/ath/ath10k/txrx.c
index df279a31e189..d476b2cc9d78 100644
--- a/drivers/net/wireless/ath/ath10k/txrx.c
+++ b/drivers/net/wireless/ath/ath10k/txrx.c
@@ -75,6 +75,7 @@ void ath10k_txrx_tx_unref(struct ath10k_htt *htt,
 	ath10k_report_offchan_tx(htt->ar, msdu);
 
 	info = IEEE80211_SKB_CB(msdu);
+	memset(info, 0, sizeof(*info));
 
 	if (tx_done->discard) {
 		ieee80211_free_txskb(htt->ar->hw, msdu);