linux-kernel - Re: [PATCH v2 1/8] fpga: do not access region struct after fpga_region

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Message-ID: <CANk1AXSttp7HmnoXnf0LYqEDrz0gDCYQxqJ1mmViqEeDqU=Ecg@mail.gmail.com>
Date:   Wed, 5 Sep 2018 10:07:29 -0500
From:   Alan Tull <atull@...nel.org>
To:     Moritz Fischer <moritz.fischer@...us.com>
Cc:     Jonathan Corbet <corbet@....net>,
        Randy Dunlap <rdunlap@...radead.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        linux-fpga@...r.kernel.org,
        Linux Doc Mailing List <linux-doc@...r.kernel.org>
Subject: Re: [PATCH v2 1/8] fpga: do not access region struct after fpga_region_unregister

On Tue, Sep 4, 2018 at 6:41 PM Moritz Fischer <moritz.fischer@...us.com> wrote:

Hi Moritz,

>
> Hi Alan,
>
> On Tue, Sep 4, 2018 at 2:22 PM, Alan Tull <atull@...nel.org> wrote:
> > A couple drivers were accessing the region struct after it had been
> > freed.  Save off the pointer to the mgr before the region struct gets
> > freed.
> >
> > Signed-off-by: Alan Tull <atull@...nel.org>
> Acked-by: Moritz Fischer <mdf@...nel.org>

Thanks!

Alan