linux-kernel - Re: [PATCH v1 1/1] media: ipu3-cio2: Drop reference on error path in cio2_bridge_connect

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Message-ID: <20210726120335.GE3@paasikivi.fi.intel.com>
Date:   Mon, 26 Jul 2021 15:03:35 +0300
From:   Sakari Ailus <sakari.ailus@...ux.intel.com>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Daniel Scally <djrscally@...il.com>,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        Yong Zhi <yong.zhi@...el.com>,
        Bingbu Cao <bingbu.cao@...el.com>,
        Tianshu Qiu <tian.shu.qiu@...el.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Jens Axboe <axboe@...nel.dk>
Subject: Re: [PATCH v1 1/1] media: ipu3-cio2: Drop reference on error path in
 cio2_bridge_connect_sensor()

On Mon, Jul 26, 2021 at 02:55:51PM +0300, Andy Shevchenko wrote:
> On Mon, Jul 26, 2021 at 2:47 PM Sakari Ailus
> <sakari.ailus@...ux.intel.com> wrote:
> > On Mon, Jul 26, 2021 at 11:40:55AM +0300, Andy Shevchenko wrote:
> 
> ...
> 
> > >  err_free_swnodes:
> > >       software_node_unregister_nodes(sensor->swnodes);
> > >  err_put_adev:
> > > -     acpi_dev_put(sensor->adev);
> > > +     acpi_dev_put(adev);
> >
> > adev is assigned to sensor->adev before goto so the two have the same
> > value. I have no problem with the patch though.
> 
> Are we reading the same version? Or am I missing something?

Ah. I noticed the adev assignment was removed (and added later) by the
other patch. Yeah, agreed; this one's needed.

-- 
Sakari Ailus