linux-kernel - Re: [PATCH net-next][resend v1 1/1] netlink: Don't use int as bool in netlink_update_socket

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <ZK1O7lBF1vH7/7UM@smile.fi.intel.com>
Date:   Tue, 11 Jul 2023 15:45:34 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Leon Romanovsky <leon@...nel.org>
Cc:     Paolo Abeni <pabeni@...hat.com>, Jakub Kicinski <kuba@...nel.org>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>
Subject: Re: [PATCH net-next][resend v1 1/1] netlink: Don't use int as bool
 in netlink_update_socket_mc()

On Tue, Jul 11, 2023 at 03:20:12PM +0300, Leon Romanovsky wrote:
> On Tue, Jul 11, 2023 at 01:54:18PM +0300, Andy Shevchenko wrote:
> > On Tue, Jul 11, 2023 at 12:21:12PM +0200, Paolo Abeni wrote:
> > > On Tue, 2023-07-11 at 09:33 +0300, Leon Romanovsky wrote:
> > > > On Mon, Jul 10, 2023 at 01:06:24PM +0300, Andy Shevchenko wrote:

...

> > > > So what is the outcome of "int - bool + bool" in the line above?
> > 
> > The same as with int - int [0 .. 1] + int [0 .. 1].
> 
> No, it is not. bool is defined as _Bool C99 type, so strictly speaking
> you are mixing types int - _Bool + _Bool.

1. The original code already does that. You still haven't reacted on that.
2. Is what you are telling a problem?

-- 
With Best Regards,
Andy Shevchenko