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path: root/drivers/net/wireless/rtl818x/rtl8180/dev.c
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Diffstat (limited to 'drivers/net/wireless/rtl818x/rtl8180/dev.c')
-rw-r--r--drivers/net/wireless/rtl818x/rtl8180/dev.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/net/wireless/rtl818x/rtl8180/dev.c b/drivers/net/wireless/rtl818x/rtl8180/dev.c
index 4b904f708184..fcc45e5bf50a 100644
--- a/drivers/net/wireless/rtl818x/rtl8180/dev.c
+++ b/drivers/net/wireless/rtl818x/rtl8180/dev.c
@@ -972,16 +972,13 @@ static int rtl8180_init_rx_ring(struct ieee80211_hw *dev)
else
priv->rx_ring_sz = sizeof(struct rtl8180_rx_desc);
- priv->rx_ring = pci_alloc_consistent(priv->pdev,
- priv->rx_ring_sz * 32,
- &priv->rx_ring_dma);
-
+ priv->rx_ring = pci_zalloc_consistent(priv->pdev, priv->rx_ring_sz * 32,
+ &priv->rx_ring_dma);
if (!priv->rx_ring || (unsigned long)priv->rx_ring & 0xFF) {
wiphy_err(dev->wiphy, "Cannot allocate RX ring\n");
return -ENOMEM;
}
- memset(priv->rx_ring, 0, priv->rx_ring_sz * 32);
priv->rx_idx = 0;
for (i = 0; i < 32; i++) {
@@ -1040,14 +1037,14 @@ static int rtl8180_init_tx_ring(struct ieee80211_hw *dev,
dma_addr_t dma;
int i;
- ring = pci_alloc_consistent(priv->pdev, sizeof(*ring) * entries, &dma);
+ ring = pci_zalloc_consistent(priv->pdev, sizeof(*ring) * entries,
+ &dma);
if (!ring || (unsigned long)ring & 0xFF) {
wiphy_err(dev->wiphy, "Cannot allocate TX ring (prio = %d)\n",
prio);
return -ENOMEM;
}
- memset(ring, 0, sizeof(*ring)*entries);
priv->tx_ring[prio].desc = ring;
priv->tx_ring[prio].dma = dma;
priv->tx_ring[prio].idx = 0;