From: Bernd Petrovitsch <bernd@petrovitsch.priv.at>
To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: kernel-janitors@vger.kernel.org,
Paul Menzel <paulepanter@users.sourceforge.net>,
dri-devel@lists.freedesktop.org, Ben Skeggs <bskeggs@redhat.com>
Subject: Re: [patch] drm/nouveau/disp: sizeof() wrong pointer
Date: Wed, 23 Jan 2013 11:36:55 +0000 [thread overview]
Message-ID: <1358941017.28763.6.camel@thorin> (raw)
In-Reply-To: <20130123083837.GZ4584@mwanda>
On Mit, 2013-01-23 at 11:38 +0300, Dan Carpenter wrote:
> On Tue, Jan 22, 2013 at 10:42:25AM +0100, Paul Menzel wrote:
> >
> > Did you find this by manual inspection or did you use some tool?
>
> I found this because it caused a problem in a parser I was working
> on but Sparse warns about "warning: expression using sizeof(void)".
gcc's -Wpointer-arith option also reports this.
Never tried it on the kernel though .....
Bernd
--
Bernd Petrovitsch Email : bernd@petrovitsch.priv.at
LUGA : http://www.luga.at
WARNING: multiple messages have this Message-ID (diff)
From: Bernd Petrovitsch <bernd@petrovitsch.priv.at>
To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: kernel-janitors@vger.kernel.org,
Paul Menzel <paulepanter@users.sourceforge.net>,
dri-devel@lists.freedesktop.org, Ben Skeggs <bskeggs@redhat.com>
Subject: Re: [patch] drm/nouveau/disp: sizeof() wrong pointer
Date: Wed, 23 Jan 2013 12:36:55 +0100 [thread overview]
Message-ID: <1358941017.28763.6.camel@thorin> (raw)
In-Reply-To: <20130123083837.GZ4584@mwanda>
On Mit, 2013-01-23 at 11:38 +0300, Dan Carpenter wrote:
> On Tue, Jan 22, 2013 at 10:42:25AM +0100, Paul Menzel wrote:
> >
> > Did you find this by manual inspection or did you use some tool?
>
> I found this because it caused a problem in a parser I was working
> on but Sparse warns about "warning: expression using sizeof(void)".
gcc's -Wpointer-arith option also reports this.
Never tried it on the kernel though .....
Bernd
--
Bernd Petrovitsch Email : bernd@petrovitsch.priv.at
LUGA : http://www.luga.at
next prev parent reply other threads:[~2013-01-23 11:36 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-22 7:20 [patch] drm/nouveau/disp: sizeof() wrong pointer Dan Carpenter
2013-01-22 7:20 ` Dan Carpenter
2013-01-22 9:42 ` Paul Menzel
2013-01-22 9:42 ` Paul Menzel
2013-01-23 8:27 ` [patch v2] " Dan Carpenter
2013-01-23 8:27 ` Dan Carpenter
2013-01-23 8:38 ` [patch] " Dan Carpenter
2013-01-23 8:38 ` Dan Carpenter
2013-01-23 11:36 ` Bernd Petrovitsch [this message]
2013-01-23 11:36 ` Bernd Petrovitsch
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=1358941017.28763.6.camel@thorin \
--to=bernd@petrovitsch.priv.at \
--cc=bskeggs@redhat.com \
--cc=dan.carpenter@oracle.com \
--cc=dri-devel@lists.freedesktop.org \
--cc=kernel-janitors@vger.kernel.org \
--cc=paulepanter@users.sourceforge.net \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.