diff options
Diffstat (limited to 'drivers/net/usb/smsc75xx.c')
| -rw-r--r-- | drivers/net/usb/smsc75xx.c | 20 |
1 files changed, 7 insertions, 13 deletions
diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c index 1417a22962a1..9556d431885f 100644 --- a/drivers/net/usb/smsc75xx.c +++ b/drivers/net/usb/smsc75xx.c @@ -661,8 +661,7 @@ static void smsc75xx_status(struct usbnet *dev, struct urb *urb) return; } - memcpy(&intdata, urb->transfer_buffer, 4); - le32_to_cpus(&intdata); + intdata = get_unaligned_le32(urb->transfer_buffer); netif_dbg(dev, link, dev->net, "intdata: 0x%08X\n", intdata); @@ -2181,12 +2180,10 @@ static int smsc75xx_rx_fixup(struct usbnet *dev, struct sk_buff *skb) struct sk_buff *ax_skb; unsigned char *packet; - memcpy(&rx_cmd_a, skb->data, sizeof(rx_cmd_a)); - le32_to_cpus(&rx_cmd_a); + rx_cmd_a = get_unaligned_le32(skb->data); skb_pull(skb, 4); - memcpy(&rx_cmd_b, skb->data, sizeof(rx_cmd_b)); - le32_to_cpus(&rx_cmd_b); + rx_cmd_b = get_unaligned_le32(skb->data); skb_pull(skb, 4 + RXW_PADDING); packet = skb->data; @@ -2258,6 +2255,7 @@ static struct sk_buff *smsc75xx_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags) { u32 tx_cmd_a, tx_cmd_b; + void *ptr; if (skb_cow_head(skb, SMSC75XX_TX_OVERHEAD)) { dev_kfree_skb_any(skb); @@ -2278,13 +2276,9 @@ static struct sk_buff *smsc75xx_tx_fixup(struct usbnet *dev, tx_cmd_b = 0; } - skb_push(skb, 4); - cpu_to_le32s(&tx_cmd_b); - memcpy(skb->data, &tx_cmd_b, 4); - - skb_push(skb, 4); - cpu_to_le32s(&tx_cmd_a); - memcpy(skb->data, &tx_cmd_a, 4); + ptr = skb_push(skb, 8); + put_unaligned_le32(tx_cmd_a, ptr); + put_unaligned_le32(tx_cmd_b, ptr + 4); return skb; } |