linux-kernel - Re: [PATCH v2 2/4] ipack: tpci200: fix memory leak in the tpci200

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Message-ID: <YRIYL/UBWNUxPefp@kroah.com>
Date:   Tue, 10 Aug 2021 08:09:51 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Dongliang Mu <mudongliangabcd@...il.com>
Cc:     Samuel Iglesias Gonsalvez <siglesias@...lia.com>,
        Jens Taprogge <jens.taprogge@...rogge.org>,
        Aditya Srivastava <yashsri421@...il.com>,
        Randy Dunlap <rdunlap@...radead.org>,
        Lv Yunlong <lyl2019@...l.ustc.edu.cn>,
        Zhouyang Jia <jiazhouyang09@...il.com>,
        industrypack-devel@...ts.sourceforge.net,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 2/4] ipack: tpci200: fix memory leak in the
 tpci200_register

On Tue, Aug 10, 2021 at 07:09:15AM +0800, Dongliang Mu wrote:
> On Mon, Aug 9, 2021 at 11:32 PM Greg Kroah-Hartman
> <gregkh@...uxfoundation.org> wrote:
> >
> > On Mon, Aug 09, 2021 at 10:30:27PM +0800, Dongliang Mu wrote:
> > > The error handling code in tpci200_register does not free interface_regs
> > > allocated by ioremap and the current version of error handling code is
> > > problematic.
> > >
> > > Fix this by refactoring the error handling code and free interface_regs
> > > when necessary.
> > >
> > > Reported-by: Dongliang Mu <mudongliangabcd@...il.com>
> > > Fixes: 43986798fd50 ("ipack: add error handling for ioremap_nocache")
> > > Signed-off-by: Dongliang Mu <mudongliangabcd@...il.com>
> > > ---
> > >  drivers/ipack/carriers/tpci200.c | 24 ++++++++++++++----------
> > >  1 file changed, 14 insertions(+), 10 deletions(-)
> >
> > Also for stable?
> 
> Yes, it should.

Then please resend it, and the other commits that you wish to see go to
the stable tree, with the needed "cc: stable..." line in the
signed-off-by area.

thanks,

greg k-h