From: Tony Lindgren <tony@atomide.com>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Dan Carpenter <dan.carpenter@linaro.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jiri Slaby <jirislaby@kernel.org>,
linux-serial@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: Re: [PATCH] serial: core: don't kfree device managed data
Date: Tue, 6 Jun 2023 19:23:35 +0300 [thread overview]
Message-ID: <20230606162335.GN56720@atomide.com> (raw)
In-Reply-To: <ZH8x3eNGB6DBg96L@smile.fi.intel.com>
* Andy Shevchenko <andriy.shevchenko@linux.intel.com> [230606 13:17]:
> On Tue, Jun 06, 2023 at 03:28:43PM +0300, Tony Lindgren wrote:
> > * Dan Carpenter <dan.carpenter@linaro.org> [230606 08:26]:
> > > The put_device() function will call serial_base_ctrl_release() or
> > > serial_base_port_release() so these kfrees() are a double free bug.
> > >
> > > Fixes: 84a9582fd203 ("serial: core: Start managing serial controllers to enable runtime PM")
> > > Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
> >
> > Thanks for catching it:
> >
> > Reviewed-by: Tony Lindgren <tony@atomide.com>
>
> Be careful, we can now get memory leaks :-)
I'll start doing Reviewed-by-my-hazy-understanding :)
Regards,
Tony
next prev parent reply other threads:[~2023-06-06 16:24 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-06 8:26 [PATCH] serial: core: don't kfree device managed data Dan Carpenter
2023-06-06 12:28 ` Tony Lindgren
2023-06-06 13:17 ` Andy Shevchenko
2023-06-06 16:23 ` Tony Lindgren [this message]
2023-06-06 13:16 ` Andy Shevchenko
2023-06-06 13:37 ` Tony Lindgren
2023-06-06 14:54 ` Andy Shevchenko
2023-06-06 16:21 ` Tony Lindgren
2023-06-06 13:51 ` Dan Carpenter
2023-06-06 14:55 ` Andy Shevchenko
2023-06-06 15:01 ` Dan Carpenter
2023-06-06 16:18 ` Tony Lindgren
2023-06-14 4:46 ` Tony Lindgren
2023-06-14 6:37 ` Dan Carpenter
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