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net: usb: Merge cpu_to_le32s + memcpy to put_unaligned_le32

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Merge the combo uses of cpu_to_le32s and memcpy.
Use put_unaligned_le32 instead.
This simplifies the code.

Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Chuhong Yuan
2019-07-22 15:41:34 +08:00
committed by David S. Miller
parent fcd4e60885
commit 7e24b4ed5a
5 changed files with 20 additions and 31 deletions
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11
drivers/net/usb/ax88179_178a.c
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@@ -1421,6 +1421,7 @@ ax88179_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags)
int frame_size = dev->maxpacket;
int mss = skb_shinfo(skb)->gso_size;
int headroom;
void *ptr;
tx_hdr1 = skb->len;
tx_hdr2 = mss;
@@ -1435,13 +1436,9 @@ ax88179_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags)
return NULL;
}
skb_push(skb, 4);
cpu_to_le32s(&tx_hdr2);
skb_copy_to_linear_data(skb, &tx_hdr2, 4);
skb_push(skb, 4);
cpu_to_le32s(&tx_hdr1);
skb_copy_to_linear_data(skb, &tx_hdr1, 4);
ptr = skb_push(skb, 8);
put_unaligned_le32(tx_hdr1, ptr);
put_unaligned_le32(tx_hdr2, ptr + 4);
return skb;
}