linux-kernel - [PATCH V2] staging: r8188eu: use ARRAY

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Message-Id: <20210918033910.237216-1-deng.changcheng@zte.com.cn>
Date:   Sat, 18 Sep 2021 03:39:10 +0000
From:   cgel.zte@...il.com
To:     Larry.Finger@...inger.net, dan.carpenter@...cle.com
Cc:     phil@...lpotter.co.uk, gregkh@...uxfoundation.org,
        straube.linux@...il.com, martin@...ser.cx, paskripkin@...il.com,
        nathan@...nel.org, saurav.girepunje@...il.com,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Changcheng Deng <deng.changcheng@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH V2] staging: r8188eu: use ARRAY_SIZE

From: Changcheng Deng <deng.changcheng@....com.cn>

Use ARRAY_SIZE instead of dividing sizeof array with sizeof an element.

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: Changcheng Deng <deng.changcheng@....com.cn>
---
 drivers/staging/r8188eu/os_dep/usb_intf.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/staging/r8188eu/os_dep/usb_intf.c b/drivers/staging/r8188eu/os_dep/usb_intf.c
index d04d2f658ce0..44bee3b2d0ce 100644
--- a/drivers/staging/r8188eu/os_dep/usb_intf.c
+++ b/drivers/staging/r8188eu/os_dep/usb_intf.c
@@ -261,10 +261,8 @@ static void process_spec_devid(const struct usb_device_id *pdid)
 	u16 vid, pid;
 	u32 flags;
 	int i;
-	int num = sizeof(specific_device_id_tbl) /
-		  sizeof(struct specific_device_id);
 
-	for (i = 0; i < num; i++) {
+	for (i = 0; i < ARRAY_SIZE(specific_device_id_tbl); i++) {
 		vid = specific_device_id_tbl[i].idVendor;
 		pid = specific_device_id_tbl[i].idProduct;
 		flags = specific_device_id_tbl[i].flags;
-- 
2.25.1