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Message-Id: <201005211625.06234.opurdila@ixiacom.com>
Date: Fri, 21 May 2010 16:25:06 +0300
From: Octavian Purdila <opurdila@...acom.com>
To: Daniel Lezcano <daniel.lezcano@...e.fr>
Cc: davem@...emloft.net, netdev@...r.kernel.org
Subject: Re: [PATCH] net-2.6 : V2 - fix dev_get_valid_name
On Friday 21 May 2010 16:10:13 you wrote:
> On 05/19/2010 10:12 PM, Daniel Lezcano wrote:
> > the commit:
> >
> > commit d90310243fd750240755e217c5faa13e24f41536
> > Author: Octavian Purdila<opurdila@...acom.com>
> > Date: Wed Nov 18 02:36:59 2009 +0000
> >
> > net: device name allocation cleanups
> >
> > introduced a bug when there is a hash collision making impossible
> > to rename a device with eth%d. This bug is very hard to reproduce
> > and appears rarely.
> >
> > The problem is coming from we don't pass a temporary buffer to
> > __dev_alloc_name but 'dev->name' which is modified by the function.
> >
> > A detailed explanation is here:
> >
> > http://marc.info/?l=linux-netdev&m=127417784011987&w=2
> >
> > Changelog:
> > V2 : replaced strings comparison by pointers comparison
> >
> > Signed-off-by: Daniel Lezcano<daniel.lezcano@...e.fr>
> > ---
>
> Octavian, are you ok with this patch ?
>
Yes, all looks good to me, thanks for the fix.
Reviewed-by: Octavian Purdila <opurdila@...acom.com>
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