ath9k: Avoid unneeded casts

Change the void pointer to struct sk_buff and access
bf_mpdu directly, removing all casts in the process.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 5 insertions, 5 deletions

diff --git a/drivers/net/wireless/ath9k/beacon.c b/drivers/net/wireless/ath9k/beacon.c
index 5b2752b43be4..eb4759fc6a0d 100644
--- a/drivers/net/wireless/ath9k/beacon.c
+++ b/drivers/net/wireless/ath9k/beacon.c
@@ -59,7 +59,7 @@ static int ath_beaconq_config(struct ath_softc *sc)
 static void ath_beacon_setup(struct ath_softc *sc, struct ath_vif *avp,
                              struct ath_buf *bf)
 {
-        struct sk_buff *skb = (struct sk_buff *)bf->bf_mpdu;
+        struct sk_buff *skb = bf->bf_mpdu;
         struct ath_hw *ah = sc->sc_ah;
         struct ath_desc *ds;
         struct ath9k_11n_rate_series series[4];
@@ -138,7 +138,7 @@ static struct ath_buf *ath_beacon_generate(struct ieee80211_hw *hw,
         /* Release the old beacon first */
 
         bf = avp->av_bcbuf;
-        skb = (struct sk_buff *)bf->bf_mpdu;
+        skb = bf->bf_mpdu;
         if (skb) {
                 dma_unmap_single(sc->dev, bf->bf_dmacontext,
                                  skb->len, DMA_TO_DEVICE);
@@ -226,7 +226,7 @@ static void ath_beacon_start_adhoc(struct ath_softc *sc,
                 return;
 
         bf = avp->av_bcbuf;
-        skb = (struct sk_buff *) bf->bf_mpdu;
+        skb = bf->bf_mpdu;
 
         ath_beacon_setup(sc, avp, bf);
 
@@ -299,7 +299,7 @@ int ath_beacon_alloc(struct ath_wiphy *aphy, struct ieee80211_vif *vif)
         /* release the previous beacon frame, if it already exists. */
         bf = avp->av_bcbuf;
         if (bf->bf_mpdu != NULL) {
-                skb = (struct sk_buff *)bf->bf_mpdu;
+                skb = bf->bf_mpdu;
                 dma_unmap_single(sc->dev, bf->bf_dmacontext,
                                  skb->len, DMA_TO_DEVICE);
                 dev_kfree_skb_any(skb);
@@ -371,7 +371,7 @@ void ath_beacon_return(struct ath_softc *sc, struct ath_vif *avp)
 
                 bf = avp->av_bcbuf;
                 if (bf->bf_mpdu != NULL) {
-                        struct sk_buff *skb = (struct sk_buff *)bf->bf_mpdu;
+                        struct sk_buff *skb = bf->bf_mpdu;
                         dma_unmap_single(sc->dev, bf->bf_dmacontext,
                                          skb->len, DMA_TO_DEVICE);
                         dev_kfree_skb_any(skb);