From: Johan Hovold <johan@kernel.org>
To: Stafford Horne <shorne@gmail.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Ilia Sergachev <silia@ethz.ch>,
Karol Gugala <kgugala@antmicro.com>,
Mateusz Holenko <mholenko@antmicro.com>,
linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org,
stable@vger.kernel.org,
Filip Kokosinski <fkokosinski@antmicro.com>
Subject: Re: [PATCH 2/3] serial: liteuart: fix use-after-free and memleak on unbind
Date: Tue, 16 Nov 2021 08:06:49 +0100 [thread overview]
Message-ID: <YZNYif9oANkUNQsd@hovoldconsulting.com> (raw)
In-Reply-To: <YZLN2d4jB9AuN4BV@antec>
On Tue, Nov 16, 2021 at 06:15:05AM +0900, Stafford Horne wrote:
> On Mon, Nov 15, 2021 at 02:37:44PM +0100, Johan Hovold wrote:
> > Deregister the port when unbinding the driver to prevent it from being
> > used after releasing the driver data and leaking memory allocated by
> > serial core.
>
> This looks good to me. Just curious did you test this on a Litex
> SoC/FPGA?
No, this series has only been compile tested.
> > Fixes: 1da81e5562fa ("drivers/tty/serial: add LiteUART driver")
> > Cc: stable@vger.kernel.org # 5.11
> > Cc: Filip Kokosinski <fkokosinski@antmicro.com>
> > Cc: Mateusz Holenko <mholenko@antmicro.com>
> > Cc: Stafford Horne <shorne@gmail.com>
> > Signed-off-by: Johan Hovold <johan@kernel.org>
>
> Reviewed-by: Stafford Horne <shorne@gmail.com>
Thanks for reviewing.
Johan
next prev parent reply other threads:[~2021-11-16 7:07 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-15 13:37 [PATCH 0/3] serial: liteuart: fix compile testing and driver unbind Johan Hovold
2021-11-15 13:37 ` [PATCH 1/3] serial: liteuart: fix compile testing Johan Hovold
2021-11-15 21:15 ` Stafford Horne
2021-11-16 15:44 ` Andy Shevchenko
2021-11-17 9:06 ` Johan Hovold
2021-11-15 13:37 ` [PATCH 2/3] serial: liteuart: fix use-after-free and memleak on unbind Johan Hovold
2021-11-15 21:15 ` Stafford Horne
2021-11-16 7:06 ` Johan Hovold [this message]
2021-11-15 13:37 ` [PATCH 3/3] serial: liteuart: fix minor-number leak on probe errors Johan Hovold
2021-11-15 21:16 ` Stafford Horne
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