Re: [PATCH] pwm: Fill in missing .owner fields

From: Greg Kroah-Hartman
Date: Wed Jun 12 2013 - 17:45:55 EST

On Wed, Jun 12, 2013 at 09:59:18PM +0200, Thierry Reding wrote:
> On Wed, Jun 12, 2013 at 05:05:18PM +0530, Sachin Kamat wrote:
> > Hi Thierry,
> >
> > On 12 June 2013 16:59, Thierry Reding <thierry.reding@xxxxxxxxx> wrote:
> > > Some drivers don't set the .owner fields of the struct device_driver or
> > > struct pwm_ops, which causes the module usage count to become wrong.
> >
> >
> > Recently a patch [1] was added to solve this issue of missing .owner
> > fileds in struct platform_driver.
> Yes I saw that, but thought it might be good to initialize them anyway.
> Especially since a couple of the drivers are I2C and I believe there's
> no similar patch for those. It shouldn't be difficult to come up with
> the corresponding patch, though.
> I wonder if it'd make sense to remove all the explicit assignments of
> .owner = THIS_MODULE in platform drivers once the patch you mentioned
> has been merged. Cc'ing Greg to find out what he thinks about it.

Sure, they can be removed, but it's not really a big deal if they

greg k-h
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