linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Dan Carpenter <dan.carpenter@oracle.com>
To: "Aurélien Aptel" <aaptel@suse.com>
Cc: Colin King <colin.king@canonical.com>,
	samba-technical@lists.samba.org, Steve French <sfrench@samba.org>,
	linux-cifs@vger.kernel.org, kernel-janitors@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] cifs: remove redundant assignment to variable rc
Date: Wed, 31 Jul 2019 15:28:41 +0300	[thread overview]
Message-ID: <20190731122841.GA1974@kadam> (raw)
In-Reply-To: <87r266seg4.fsf@suse.com>

On Wed, Jul 31, 2019 at 12:09:31PM +0200, Aurélien Aptel wrote:
> Colin King <colin.king@canonical.com> writes:
> > Variable rc is being initialized with a value that is never read
> > and rc is being re-assigned a little later on. The assignment is
> > redundant and hence can be removed.
> 
> I think I would actually rather have rc set to an error by default than
> uninitialized. Just my personal opinion.

You're just turning off GCC's static analysis (and introducing false
positives) when you do that.  We have seen bugs caused by this and never
seen any bugs prevented by this style.

regards,
dan carpenter

  reply	other threads:[~2019-07-31 12:29 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-31  9:05 Colin King
2019-07-31 10:09 ` Aurélien Aptel
2019-07-31 12:28   ` Dan Carpenter [this message]
2019-07-31 15:34     ` Aurélien Aptel
2019-07-31 15:54       ` Colin Ian King
2019-08-01 17:00         ` Steve French
2019-08-01  8:03       ` Dan Carpenter

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=20190731122841.GA1974@kadam \
    --to=dan.carpenter@oracle.com \
    --cc=aaptel@suse.com \
    --cc=colin.king@canonical.com \
    --cc=kernel-janitors@vger.kernel.org \
    --cc=linux-cifs@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=samba-technical@lists.samba.org \
    --cc=sfrench@samba.org \
    --subject='Re: [PATCH] cifs: remove redundant assignment to variable rc' \
    /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

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).