From: Richard Cochran <richardcochran@gmail.com>
To: Deng Feng <feng.deng@Cortina-Access.com>
Cc: "netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"cxdx2006@gmail.com" <cxdx2006@gmail.com>
Subject: Re: [PATCH]PTP:PTP_CHARDEV:add input parameters check to avoid the NULL pointer reference
Date: Mon, 5 Dec 2016 09:32:07 +0100 [thread overview]
Message-ID: <20161205083207.GB18980@localhost.localdomain> (raw)
In-Reply-To: <PS1PR01MB0844B3E001ABF0DF39D1B11BDC830@PS1PR01MB0844.apcprd01.prod.exchangelabs.com>
On Mon, Dec 05, 2016 at 08:02:02AM +0000, Deng Feng wrote:
> When we call one function which contained pointers as input parameters,
> we must check the pointers are NULL or not before we make use of them,
> which avoid the NULL pointer reference .
NAK.
These functions belong to an internal kernel API, and the callers
always provide non-NULL arguments. This isn't some user space
library.
Thanks,
Richard
parent reply other threads:[~2016-12-05 8:32 UTC|newest]
Thread overview: expand[flat|nested] mbox.gz Atom feed
[parent not found: <PS1PR01MB0844B3E001ABF0DF39D1B11BDC830@PS1PR01MB0844.apcprd01.prod.exchangelabs.com>]
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=20161205083207.GB18980@localhost.localdomain \
--to=richardcochran@gmail.com \
--cc=cxdx2006@gmail.com \
--cc=feng.deng@Cortina-Access.com \
--cc=linux-kernel@vger.kernel.org \
--cc=netdev@vger.kernel.org \
/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;
as well as URLs for NNTP newsgroup(s).