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path: root/drivers/net/wireless/ath/ath9k/recv.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/recv.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/recv.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index 9a48501..4c21f8c 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -205,14 +205,22 @@ static void ath_rx_remove_buffer(struct ath_softc *sc,
static void ath_rx_edma_cleanup(struct ath_softc *sc)
{
+ struct ath_hw *ah = sc->sc_ah;
+ struct ath_common *common = ath9k_hw_common(ah);
struct ath_buf *bf;
ath_rx_remove_buffer(sc, ATH9K_RX_QUEUE_LP);
ath_rx_remove_buffer(sc, ATH9K_RX_QUEUE_HP);
list_for_each_entry(bf, &sc->rx.rxbuf, list) {
- if (bf->bf_mpdu)
+ if (bf->bf_mpdu) {
+ dma_unmap_single(sc->dev, bf->bf_buf_addr,
+ common->rx_bufsize,
+ DMA_BIDIRECTIONAL);
dev_kfree_skb_any(bf->bf_mpdu);
+ bf->bf_buf_addr = 0;
+ bf->bf_mpdu = NULL;
+ }
}
INIT_LIST_HEAD(&sc->rx.rxbuf);

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