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ath9k: Fix memory leak due to failed PAPRD frames

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free the skb's when the Tx of PAPRD frames fails and also add a debug
message indicating that.

Signed-off-by: Mohammed Shafi Shajakhan <mshajakhan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Mohammed Shafi Shajakhan 2011-01-31 13:25:29 +05:30 committed by John W. Linville
parent 9b00b4157f
commit 479600777b
1 changed files with 7 additions and 1 deletions
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8
drivers/net/wireless/ath/ath9k/main.c
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@ -325,6 +325,8 @@ static bool ath_paprd_send_frame(struct ath_softc *sc, struct sk_buff *skb, int
{
struct ieee80211_hw *hw = sc->hw;
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
struct ath_tx_control txctl;
int time_left;
@ -342,8 +344,12 @@ static bool ath_paprd_send_frame(struct ath_softc *sc, struct sk_buff *skb, int
init_completion(&sc->paprd_complete);
sc->paprd_pending = true;
txctl.paprd = BIT(chain);
if (ath_tx_start(hw, skb, &txctl) != 0)
if (ath_tx_start(hw, skb, &txctl) != 0) {
ath_dbg(common, ATH_DBG_XMIT, "PAPRD TX failed\n");
dev_kfree_skb_any(skb);
return false;
}
time_left = wait_for_completion_timeout(&sc->paprd_complete,
msecs_to_jiffies(ATH_PAPRD_TIMEOUT));