public inbox for linux-s390@vger.kernel.org
 help / color / mirror / Atom feed
From: Dan Carpenter <dan.carpenter@oracle.com>
To: linux-s390@vger.kernel.org
Subject: Re: [bug report] s390/cio: use cssid for pgid generation
Date: Mon, 16 Jan 2017 13:18:00 +0000	[thread overview]
Message-ID: <20170116131800.GE4104@mwanda> (raw)
In-Reply-To: <alpine.LFD.2.20.1701161356550.1815@schleppi>

On Mon, Jan 16, 2017 at 02:06:11PM +0100, Sebastian Ott wrote:
> Hello Dan,
> 
> On Mon, 16 Jan 2017, Dan Carpenter wrote:
> > The patch c8500e120b81: "s390/cio: use cssid for pgid generation"
> > from Jun 17, 2016, leads to the following static checker warning:
> > 
> > 	drivers/s390/cio/css.c:707 css_generate_pgid()
> > 	warn: impossible condition '(css->cssid < 0) => (0-255 < 0)'
> > 
> 
> Thanks for your report. This issue was already known and should be fixed
> by now. What's puzzling me, is that c8500e120b81 actually is the fixed
> version where cssid is a signed int. So with commit c8500e120b81 you
> should no longer see this warning.
> 

Huh.  You're right.  I didn't read the code carefully...  :/  Sorry for
the noise.

I'm not sure how this error was generated either because I can't
reproduce it today.

regards,
dan carpenter

           reply	other threads:[~2017-01-16 13:18 UTC|newest]

Thread overview: expand[flat|nested]  mbox.gz  Atom feed
 [parent not found: <alpine.LFD.2.20.1701161356550.1815@schleppi>]

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=20170116131800.GE4104@mwanda \
    --to=dan.carpenter@oracle.com \
    --cc=linux-s390@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