linux-kernel - Re: sel_netif_init: 'err' is used uninitialized (was: Re: selinux: reduce the number of calls to synchronize

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Message-ID: <CAMuHMdWyMjUW+FB5FtkoqF7pFsm3C6+VsTK7KE6q7XRFRRMOvw@mail.gmail.com>
Date:	Thu, 7 Aug 2014 16:57:30 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Paul Moore <paul@...l-moore.com>
Cc:	linux-security-module@...r.kernel.org,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: sel_netif_init: 'err' is used uninitialized (was: Re: selinux:
 reduce the number of calls to synchronize_net() when flushing caches)

Hi Paul,

On Thu, Aug 7, 2014 at 4:26 PM, Paul Moore <paul@...l-moore.com> wrote:
> On Thursday, August 07, 2014 12:31:15 PM Geert Uytterhoeven wrote:
>>
>> security/selinux/netif.c: In function ‘sel_netif_init’:
>> /scratch/geert/linux/linux-m68k/security/selinux/netif.c:285: warning:
>> ‘err’ is used uninitialized in this function
>>
>> Should it just return 0, like before?
>> Or should it return the return value of register_netdevice_notifier()
>> instead, which also returns an error code? Or is that failure non-critical?
>
> Hi,
>
> I posted a fix for this two days ago to the SELinux list (see below).  As soon
> as -rc1 is released and linux-next is back in business I'll be pushing the
> patch to the SELinux #next branch.
>
>  * http://marc.info/?l=selinux&m=140727033030054&w=2

Thanks, I had a quick look for it, but couldn't find it.
It's always a good idea to CC lkml for such issues in mainline.

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
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