From: Dan Carpenter <dan.carpenter@oracle.com>
To: CGEL <cgel.zte@gmail.com>
Cc: Larry Finger <Larry.Finger@lwfinger.net>,
Phillip Potter <phil@philpotter.co.uk>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Michael Straube <straube.linux@gmail.com>,
Martin Kaiser <martin@kaiser.cx>,
Nathan Chancellor <nathan@kernel.org>,
linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org,
Changcheng Deng <deng.changcheng@zte.com.cn>,
Zeal Robot <zealci@zte.com.cn>
Subject: Re: [PATCH linux-next] staging: r8188eu: use ARRAY_SIZE
Date: Thu, 16 Sep 2021 15:42:48 +0300 [thread overview]
Message-ID: <20210916124248.GI2088@kadam> (raw)
In-Reply-To: <20210916015936.180990-1-deng.changcheng@zte.com.cn>
On Thu, Sep 16, 2021 at 01:59:36AM +0000, CGEL wrote:
> From: Changcheng Deng <deng.changcheng@zte.com.cn>
>
> Use ARRAY_SIZE instead of dividing sizeof array with sizeof an element
>
> Reported-by: Zeal Robot <zealci@zte.com.cn>
> Signed-off-by: Changcheng Deng <deng.changcheng@zte.com.cn>
> ---
> drivers/staging/r8188eu/os_dep/usb_intf.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/staging/r8188eu/os_dep/usb_intf.c b/drivers/staging/r8188eu/os_dep/usb_intf.c
> index 78c857d..c7de8ee 100644
> --- a/drivers/staging/r8188eu/os_dep/usb_intf.c
> +++ b/drivers/staging/r8188eu/os_dep/usb_intf.c
> @@ -261,8 +261,7 @@ 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);
> + int num = ARRAY_SIZE(specific_device_id_tbl);
>
> for (i = 0; i < num; i++) {
Get rid of the "num" variable and use ARRAY_SIZE() directly.
regards,
dan carpenter
prev parent reply other threads:[~2021-09-16 12:43 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-16 1:59 [PATCH linux-next] staging: r8188eu: use ARRAY_SIZE CGEL
2021-09-16 12:42 ` Dan Carpenter [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20210916124248.GI2088@kadam \
--to=dan.carpenter@oracle.com \
--cc=Larry.Finger@lwfinger.net \
--cc=cgel.zte@gmail.com \
--cc=deng.changcheng@zte.com.cn \
--cc=gregkh@linuxfoundation.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-staging@lists.linux.dev \
--cc=martin@kaiser.cx \
--cc=nathan@kernel.org \
--cc=phil@philpotter.co.uk \
--cc=straube.linux@gmail.com \
--cc=zealci@zte.com.cn \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox