linux-kernel - Re: [PATCH 1/2] of: gpio unittest kfree() wrong object

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Message-ID: <CAMuHMdWQmOWQJcJ8j2akXoD1nkrq5EwWazGccoihvbQ9StU+bw@mail.gmail.com>
Date:   Thu, 26 Mar 2020 08:51:35 +0100
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Frank Rowand <frowand.list@...il.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Pantelis Antoniou <pantelis.antoniou@...sulko.com>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Alan Tull <atull@...nel.org>
Subject: Re: [PATCH 1/2] of: gpio unittest kfree() wrong object

On Thu, Mar 26, 2020 at 2:47 AM <frowand.list@...il.com> wrote:
> From: Frank Rowand <frank.rowand@...y.com>
>
> kernel test robot reported "WARNING: held lock freed!" triggered by
> unittest_gpio_remove().  unittest_gpio_remove() was unexpectedly
> called due to an error in overlay tracking.  The remove had not
> been tested because the gpio overlay removal tests have not been
> implemented.
>
> kfree() gdev instead of pdev.
>
> Fixes: f4056e705b2e ("of: unittest: add overlay gpio test to catch gpio hog problem")
> Reported-by: kernel test robot <lkp@...el.com>
> Signed-off-by: Frank Rowand <frank.rowand@...y.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>

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