linux-kernel - Re: [PATCH 01/20] drivers_base: platform: use always ->name for uevent

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Date:	Fri, 30 Sep 2011 10:49:17 -0700
From:	Greg KH <gregkh@...e.de>
To:	Felipe Balbi <balbi@...com>
Cc:	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	Sarah Sharp <sarah.a.sharp@...ux.intel.com>,
	linux-usb@...r.kernel.org,
	Grant Likely <grant.likely@...retlab.ca>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 01/20] drivers_base: platform: use always ->name for
 uevent

On Fri, Sep 30, 2011 at 08:40:02PM +0300, Felipe Balbi wrote:
> Hi,
> 
> On Fri, Sep 30, 2011 at 10:09:14AM -0700, Greg KH wrote:
> > On Fri, Sep 30, 2011 at 04:29:16PM +0300, Felipe Balbi wrote:
> > > Hi,
> > > 
> > > On Mon, Aug 15, 2011 at 04:51:22PM +0200, Sebastian Andrzej Siewior wrote:
> > > > If id_entry is available then it is used. However if we remove first the
> > > > driver followed by the device, then the id_entry is pointing to driver's
> > > > memory which is long gone.
> > > > Since id->name and plat->name are equal there is no point in
> > > > distinguishing them.
> > > > 
> > > > Cc: Greg Kroah-Hartman <gregkh@...e.de>
> > > > Cc: Grant Likely <grant.likely@...retlab.ca>
> > > > Cc: linux-kernel@...r.kernel.org
> > > > Signed-off-by: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
> > > > ---
> > > >  drivers/base/platform.c |    2 +-
> > > >  1 files changed, 1 insertions(+), 1 deletions(-)
> > > > 
> > > > diff --git a/drivers/base/platform.c b/drivers/base/platform.c
> > > > index 0cad9c7..cd71575 100644
> > > > --- a/drivers/base/platform.c
> > > > +++ b/drivers/base/platform.c
> > > > @@ -614,7 +614,7 @@ static int platform_uevent(struct device *dev, struct kobj_uevent_env *env)
> > > >  		return rc;
> > > >  
> > > >  	add_uevent_var(env, "MODALIAS=%s%s", PLATFORM_MODULE_PREFIX,
> > > > -		(pdev->id_entry) ? pdev->id_entry->name : pdev->name);
> > > > +			pdev->name);
> > > >  	return 0;
> > > >  }
> > > >  
> > > 
> > > Just a gentle reminder on this patch. Greg, has this one been queued to
> > > your drivers-core tree ? Should it go on -rc or now it's already too
> > > late and going on merge window ?
> > 
> > It's been in my drivers-core tree for a while, and I didn't think it was
> > needed for 3.1, as it didn't solve an existing bug, did it?
> > 
> > It's queued for 3.2, does it need to get into 3.1-stable?  If so, I can
> > do that.
> 
> I don't think it's needed. Just make sure drivers-core is merged before
> your USB tree :-)

Ok, will do, I forgot about that restriction, thanks for reminding me.

greg k-h
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