linux-kernel - Re: [PATCH v3] device property: fix of node refcount leak in fwnode_graph_get_next

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Message-ID: <Y6wRZyvqY2AhTLbp@smile.fi.intel.com>
Date:   Wed, 28 Dec 2022 11:50:31 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Greg KH <gregkh@...uxfoundation.org>
Cc:     Yang Yingliang <yangyingliang@...wei.com>,
        linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org,
        djrscally@...il.com, heikki.krogerus@...ux.intel.com,
        sakari.ailus@...ux.intel.com, rafael@...nel.org
Subject: Re: [PATCH v3] device property: fix of node refcount leak in
 fwnode_graph_get_next_endpoint()

On Wed, Dec 28, 2022 at 10:46:12AM +0100, Greg KH wrote:
> On Wed, Dec 28, 2022 at 11:37:15AM +0200, Andy Shevchenko wrote:
> > On Wed, Nov 23, 2022 at 10:25:42AM +0800, Yang Yingliang wrote:
> > > The 'parent' returned by fwnode_graph_get_port_parent()
> > > with refcount incremented when 'prev' is not NULL, it
> > > needs be put when finish using it.
> > > 
> > > Because the parent is const, introduce a new variable to
> > > store the returned fwnode, then put it before returning
> > > from fwnode_graph_get_next_endpoint().
> > 
> > Rafael, Greg, is this went through the cracks?
> 
> Yes, but still in my queue.  I'll look at it when I get back from break.

Have a nice one!

-- 
With Best Regards,
Andy Shevchenko