linux-security-module.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Serge Hallyn <serge@hallyn.com>
To: Paul Moore <paul@paul-moore.com>
Cc: Ben Dooks <ben.dooks@codethink.co.uk>,
	linux-security-module@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] capabilities: fix sparse warning about __user access
Date: Wed, 21 Jun 2023 08:43:21 -0500	[thread overview]
Message-ID: <ZJL+edmv267MHhdQ@jerom> (raw)
In-Reply-To: <CAHC9VhRz0Y_D1Q=8xPKVJemYf=KUziC9s1TUJ86F+Lw+OrXdVg@mail.gmail.com>

On Mon, Jun 19, 2023 at 05:47:54PM -0400, Paul Moore wrote:
> On Mon, Jun 19, 2023 at 1:57 PM Serge E. Hallyn <serge@hallyn.com> wrote:
> >
> > On Mon, Jun 19, 2023 at 01:35:35PM +0100, Ben Dooks wrote:
> > > The two syscalls for capget and capset are producing sparse warnings
> > > as sparse is thinking that the "struct __user_cap_data_struct" is marked
> > > user, which seems to be down to the declaration and typedef at the same
> > > time.
> > >
> > > Fix the following warnings by splutting the struct declaration and then
> > > the user typedef into two:
> >
> > I'm not a fan of making code changes to work around scanners'
> > shortcomings, mainly because eventually I assume the scanners
> > will learn to deal with it.
> >
> > However, I don't like the all-in-one typedef+struct definition
> > either, so let's go with it :)
> >
> > Paul, do you mind picking this up?
> 
> Sure, no problem.  Since we are at -rc7, I'm assuming this can wait
> until after the merge window?

Yeah, it's just fixing a sparse warning, no urgency.

thanks,
-serge

  reply	other threads:[~2023-06-21 13:43 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-19 12:35 [PATCH] capabilities: fix sparse warning about __user access Ben Dooks
2023-06-19 17:57 ` Serge E. Hallyn
2023-06-19 21:47   ` Paul Moore
2023-06-21 13:43     ` Serge Hallyn [this message]
2023-07-05 22:46       ` Paul Moore

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=ZJL+edmv267MHhdQ@jerom \
    --to=serge@hallyn.com \
    --cc=ben.dooks@codethink.co.uk \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-security-module@vger.kernel.org \
    --cc=paul@paul-moore.com \
    /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).