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net:usb: Use ARRAY_SIZE instead of calculating the array size

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We use ARRAY_SIZE to replace open code sizeof(lan78xx_regs) / sizeof(u32).
It make the code concise.

Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
zhong jiang 2018-08-03 14:53:14 +08:00 committed by David S. Miller
parent f13b546847
commit bf37afceaf
1 changed files with 1 additions and 1 deletions
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2
drivers/net/usb/lan78xx.c
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@ -1649,7 +1649,7 @@ lan78xx_get_regs(struct net_device *netdev, struct ethtool_regs *regs,
struct lan78xx_net *dev = netdev_priv(netdev);
/* Read Device/MAC registers */
for (i = 0; i < (sizeof(lan78xx_regs) / sizeof(u32)); i++)
for (i = 0; i < ARRAY_SIZE(lan78xx_regs); i++)
lan78xx_read_reg(dev, lan78xx_regs[i], &data[i]);
if (!netdev->phydev)