ath9k: Free Beacon skbs in AP mode

Fix a memory leak where AP mode did not free transmitted Beacon frame
skbs.

Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com>
Acked-by: Pat Erley <pat-lkml@erley.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath9k/beacon.c b/drivers/net/wireless/ath9k/beacon.c
index 507299b..d874223 100644 (file)
--- a/drivers/net/wireless/ath9k/beacon.c
+++ b/drivers/net/wireless/ath9k/beacon.c
@@ -167,6 +167,7 @@ static struct ath_buf *ath_beacon_generate(struct ath_softc *sc, int if_id)
                pci_unmap_single(sc->pdev, bf->bf_dmacontext,
                                 skb->len,
                                 PCI_DMA_TODEVICE);
+               dev_kfree_skb_any(skb);
        }
 
        skb = ieee80211_beacon_get(sc->hw, vif);