public inbox for linux-media@vger.kernel.org
 help / color / mirror / Atom feed
From: Andreas Oberritter <obi@linuxtv.org>
To: Dan Carpenter <error27@gmail.com>
Cc: Mauro Carvalho Chehab <mchehab@infradead.org>,
	linux-media@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: Re: [patch] [media] av7110: make array offset unsigned
Date: Fri, 07 Jan 2011 13:44:15 +0100	[thread overview]
Message-ID: <4D270A9F.7080104@linuxtv.org> (raw)
In-Reply-To: <20110106194059.GC1717@bicker>

On 01/06/2011 08:41 PM, Dan Carpenter wrote:
> In the CA_GET_SLOT_INFO ioctl, we only check whether "num" is too large,
> but we don't check if it's negative.
> 
> drivers/media/dvb/ttpci/av7110_ca.c
>    278		ca_slot_info_t *info=(ca_slot_info_t *)parg;
>    279
>    280		if (info->num > 1)
>    281			return -EINVAL;
>    282		av7110->ci_slot[info->num].num = info->num;
> 
> Let's just make it unsigned.
> 
> Signed-off-by: Dan Carpenter <error27@gmail.com>

Nack. You're changing an interface to userspace. Please add a check to
av7110_ca.c instead.

Regards,
Andreas

  reply	other threads:[~2011-01-07 12:44 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-01-06 19:41 [patch] [media] av7110: make array offset unsigned Dan Carpenter
2011-01-07 12:44 ` Andreas Oberritter [this message]
2011-01-07 13:46   ` [patch v2] [media] av7110: check for negative array offset Dan Carpenter
2011-01-07 19:01     ` Oliver Endriss
2011-01-07 19:41       ` [patch v3] " Dan Carpenter
2011-01-07 13:51   ` [patch] [media] av7110: make array offset unsigned Dan Carpenter
2011-01-07 14:02     ` Vasiliy Kulikov
2011-01-07 14:05     ` Andreas Oberritter

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=4D270A9F.7080104@linuxtv.org \
    --to=obi@linuxtv.org \
    --cc=error27@gmail.com \
    --cc=kernel-janitors@vger.kernel.org \
    --cc=linux-media@vger.kernel.org \
    --cc=mchehab@infradead.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