From: Dan Carpenter <dan.carpenter@linaro.org>
To: Przemek Kitszel <przemyslaw.kitszel@intel.com>
Cc: Jakub Kicinski <kuba@kernel.org>,
Maciej Fijalkowski <maciej.fijalkowski@intel.com>,
Jesse Brandeburg <jesse.brandeburg@intel.com>,
Tony Nguyen <anthony.l.nguyen@intel.com>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Paolo Abeni <pabeni@redhat.com>,
intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org,
Alexander Lobakin <aleksander.lobakin@intel.com>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Kees Cook <keescook@chromium.org>,
David Laight <David.Laight@aculab.com>,
"Czapnik, Lukasz" <lukasz.czapnik@intel.com>
Subject: Re: [PATCH net] ice: Fix freeing uninitialized pointers
Date: Thu, 21 Mar 2024 13:34:48 +0300 [thread overview]
Message-ID: <22ba28d7-e8ed-4b5a-9b6f-42d944d2f67d@moroto.mountain> (raw)
In-Reply-To: <6266c75a-c02a-431f-a4f2-43b51586ffb4@intel.com>
On Thu, Mar 21, 2024 at 10:59:42AM +0100, Przemek Kitszel wrote:
> Simplest solution would be to add a macro wrapper, especially that there
> are only a few deallocation methods.
>
> in cleanup.h:
> +#define auto_kfree __free(kfree) = NULL
>
> and similar macros for auto vfree(), etc.
>
> then in the drivers:
> -struct ice_aqc_get_phy_caps_data *pcaps __free(kfree) = NULL,
> *othercaps __free(kfree) = NULL;
> +struct ice_aqc_get_phy_caps_data *pcaps auto_kfree,
> *othercaps auto_kfree;
The auto_kfree looks like a variable to my eyes. I'd prefer something
like:
#define __FREE(p) p __free(kfree) = NULL
struct ice_aqc_get_phy_caps_data *__FREE(pcaps);
regards,
dan carpenter
next prev parent reply other threads:[~2024-03-21 10:34 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-16 9:44 [PATCH net] ice: Fix freeing uninitialized pointers Dan Carpenter
2024-03-18 7:58 ` Jiri Pirko
2024-03-18 8:10 ` Dan Carpenter
2024-03-19 19:43 ` Jakub Kicinski
2024-03-20 5:01 ` Dan Carpenter
2024-03-20 7:32 ` Julia Lawall
2024-03-20 16:33 ` Jonathan Cameron
2024-03-21 3:29 ` Jakub Kicinski
2024-03-21 9:59 ` Przemek Kitszel
2024-03-21 10:34 ` Dan Carpenter [this message]
2024-03-20 12:18 ` Markus Elfring
2024-03-21 17:59 ` Markus Elfring
2024-03-21 18:03 ` Andy Shevchenko
2024-03-21 18:14 ` Markus Elfring
2024-03-21 20:20 ` Julia Lawall
2024-03-21 22:27 ` Jesse Brandeburg
2024-03-22 1:48 ` Jakub Kicinski
2024-03-22 1:56 ` Jakub Kicinski
2024-03-22 7:24 ` Julia Lawall
2024-03-22 15:03 ` Jakub Kicinski
2024-03-22 5:30 ` Dan Carpenter
2024-03-22 8:48 ` Markus Elfring
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=22ba28d7-e8ed-4b5a-9b6f-42d944d2f67d@moroto.mountain \
--to=dan.carpenter@linaro.org \
--cc=David.Laight@aculab.com \
--cc=aleksander.lobakin@intel.com \
--cc=andriy.shevchenko@linux.intel.com \
--cc=anthony.l.nguyen@intel.com \
--cc=davem@davemloft.net \
--cc=edumazet@google.com \
--cc=intel-wired-lan@lists.osuosl.org \
--cc=jesse.brandeburg@intel.com \
--cc=keescook@chromium.org \
--cc=kernel-janitors@vger.kernel.org \
--cc=kuba@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=lukasz.czapnik@intel.com \
--cc=maciej.fijalkowski@intel.com \
--cc=netdev@vger.kernel.org \
--cc=pabeni@redhat.com \
--cc=przemyslaw.kitszel@intel.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).