linux-kernel - Re: [PATCH v2] class: Free the class private data in class

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Date:	Fri, 12 Feb 2010 07:19:54 -0800
From:	Greg KH <gregkh@...e.de>
To:	Artem Bityutskiy <dedekind1@...il.com>
Cc:	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	kay.sievers@...y.org, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH v2] class: Free the class private data in class_release

On Fri, Feb 12, 2010 at 09:16:58AM +0200, Artem Bityutskiy wrote:
> On Wed, 2010-02-10 at 13:32 +0100, Laurent Pinchart wrote:
> > Fix a memory leak by freeing the memory allocated in __class_register
> > for the class private data.
> > 
> > Signed-off-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>
> > ---
> >  drivers/base/class.c |    2 ++
> >  1 files changed, 2 insertions(+), 0 deletions(-)
> > 
> > diff --git a/drivers/base/class.c b/drivers/base/class.c
> > index 161746d..6e2c3b0 100644
> > --- a/drivers/base/class.c
> > +++ b/drivers/base/class.c
> > @@ -59,6 +59,8 @@ static void class_release(struct kobject *kobj)
> >  	else
> >  		pr_debug("class '%s' does not have a release() function, "
> >  			 "be careful\n", class->name);
> > +
> > +	kfree(cp);
> >  }
> >  
> >  static struct sysfs_ops class_sysfs_ops = {
> 
> This looks like 2.6.33 material for me. CC-ing Andrew.

Heh, I can handle .33 stuff just fine :)

thanks,

greg k-h
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