netdev - [PATCH 1/2] net:usb: Use ARRAY_SIZE instead of calculating the array size

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Date:   Fri, 3 Aug 2018 14:53:14 +0800
From:   zhong jiang <zhongjiang@...wei.com>
To:     <woojung.huh@...rochip.com>, <davem@...emloft.net>,
        <UNGLinuxDriver@...rochip.com>
CC:     <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH 1/2] net:usb: Use ARRAY_SIZE instead of calculating the array size

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

Signed-off-by: zhong jiang <zhongjiang@...wei.com>
---
 drivers/net/usb/lan78xx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index 4662fa0..a9991c5 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -1649,7 +1649,7 @@ static int lan78xx_get_regs_len(struct net_device *netdev)
 	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)
-- 
1.7.12.4