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authorMohammed Shafi Shajakhan2011-01-31 13:25:29 +0530
committerJohn W. Linville2011-01-31 14:48:15 -0500
commitb955fba29b2082bba8cb94a959a8ec0a375aec8f (patch)
tree52774b3948936662d0ee33effbc659364a40d87f
parent9b00b4157f7b3265de291ac8979a5f1611ce64ab (diff)
ath9k: Fix memory leak due to failed PAPRD frames
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> Cc: stable@kernel.org Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/ath/ath9k/main.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 568f7be2ec75..9040c2ff1909 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -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));