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path: root/drivers/net/wireless/b43legacy/dma.c
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Diffstat (limited to 'drivers/net/wireless/b43legacy/dma.c')
-rw-r--r--drivers/net/wireless/b43legacy/dma.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/drivers/net/wireless/b43legacy/dma.c b/drivers/net/wireless/b43legacy/dma.c
index e03e01d0bc3..c33934ad6cd 100644
--- a/drivers/net/wireless/b43legacy/dma.c
+++ b/drivers/net/wireless/b43legacy/dma.c
@@ -817,14 +817,13 @@ static void dmacontroller_cleanup(struct b43legacy_dmaring *ring)
static void free_all_descbuffers(struct b43legacy_dmaring *ring)
{
- struct b43legacy_dmadesc_generic *desc;
struct b43legacy_dmadesc_meta *meta;
int i;
if (!ring->used_slots)
return;
for (i = 0; i < ring->nr_slots; i++) {
- desc = ring->ops->idx2desc(ring, i, &meta);
+ ring->ops->idx2desc(ring, i, &meta);
if (!meta->skb) {
B43legacy_WARN_ON(!ring->tx);
@@ -1371,10 +1370,8 @@ int b43legacy_dma_tx(struct b43legacy_wldev *dev,
struct sk_buff *skb)
{
struct b43legacy_dmaring *ring;
- struct ieee80211_hdr *hdr;
int err = 0;
unsigned long flags;
- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
ring = priority_to_txring(dev, skb_get_queue_mapping(skb));
spin_lock_irqsave(&ring->lock, flags);
@@ -1401,8 +1398,6 @@ int b43legacy_dma_tx(struct b43legacy_wldev *dev,
/* dma_tx_fragment might reallocate the skb, so invalidate pointers pointing
* into the skb data or cb now. */
- hdr = NULL;
- info = NULL;
err = dma_tx_fragment(ring, &skb);
if (unlikely(err == -ENOKEY)) {
/* Drop this packet, as we don't have the encryption key
@@ -1435,7 +1430,6 @@ void b43legacy_dma_handle_txstatus(struct b43legacy_wldev *dev,
{
const struct b43legacy_dma_ops *ops;
struct b43legacy_dmaring *ring;
- struct b43legacy_dmadesc_generic *desc;
struct b43legacy_dmadesc_meta *meta;
int retry_limit;
int slot;
@@ -1450,7 +1444,7 @@ void b43legacy_dma_handle_txstatus(struct b43legacy_wldev *dev,
ops = ring->ops;
while (1) {
B43legacy_WARN_ON(!(slot >= 0 && slot < ring->nr_slots));
- desc = ops->idx2desc(ring, slot, &meta);
+ ops->idx2desc(ring, slot, &meta);
if (meta->skb)
unmap_descbuffer(ring, meta->dmaaddr,