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mwl8k: use pci_zalloc_consistent 

Remove the now unnecessary memset too.

Signed-off-by: Joe Perches <joe@perches.com>
Cc: Lennert Buytenhek <buytenh@wantstofly.org>
Cc: "John W. Linville" <linville@tuxdriver.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Joe Perches 2014-08-08 14:24:40 -07:00 committed by Linus Torvalds
parent f0b6539cfa
commit e6443b24c7
1 changed files with 2 additions and 4 deletions
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6
drivers/net/wireless/mwl8k.c
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@ -1159,12 +1159,11 @@ static int mwl8k_rxq_init(struct ieee80211_hw *hw, int index)
size = MWL8K_RX_DESCS * priv->rxd_ops->rxd_size;
rxq->rxd = pci_alloc_consistent(priv->pdev, size, &rxq->rxd_dma);
rxq->rxd = pci_zalloc_consistent(priv->pdev, size, &rxq->rxd_dma);
if (rxq->rxd == NULL) {
wiphy_err(hw->wiphy, "failed to alloc RX descriptors\n");
return -ENOMEM;
}
memset(rxq->rxd, 0, size);
rxq->buf = kcalloc(MWL8K_RX_DESCS, sizeof(*rxq->buf), GFP_KERNEL);
if (rxq->buf == NULL) {
@ -1451,12 +1450,11 @@ static int mwl8k_txq_init(struct ieee80211_hw *hw, int index)
size = MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc);
txq->txd = pci_alloc_consistent(priv->pdev, size, &txq->txd_dma);
txq->txd = pci_zalloc_consistent(priv->pdev, size, &txq->txd_dma);
if (txq->txd == NULL) {
wiphy_err(hw->wiphy, "failed to alloc TX descriptors\n");
return -ENOMEM;
}
memset(txq->txd, 0, size);
txq->skb = kcalloc(MWL8K_TX_DESCS, sizeof(*txq->skb), GFP_KERNEL);
if (txq->skb == NULL) {