[PATCH] drm/vboxvideo: Make structure vbox_fb_helper_funcs constant

[Daniel Vetter]

On Wed, Aug 14, 2019 at 07:36:55PM +0200, Hans de Goede wrote:
> Hi,
> 
> On 14-08-19 19:26, Daniel Vetter wrote:
> > On Tue, Aug 13, 2019 at 09:57:19AM +0200, Hans de Goede wrote:
> > > Hi,
> > > 
> > > On 13-08-19 08:25, Nishka Dasgupta wrote:
> > > > The static structure vbox_fb_helper_funcs, of type drm_fb_helper_funcs,
> > > > is used only when it is passed as the third argument to
> > > > drm_fb_helper_fbdev_setup(), which does not modify it. Hence make it
> > > > constant to protect it from unintended modifications.
> > > > Issue found with Coccinelle.
> > > > 
> > > > Signed-off-by: Nishka Dasgupta <nishkadg.linux at gmail.com>
> > > 
> > > Thank you for the patch, this looks good to me:
> > > 
> > > Reviewed-by: Hans de Goede <hdegoede at redhat.com>
> > 
> > I'm assuming you'll apply this to drm-misc-next too? Good to state that,
> > to avoid confusion and coordination issues.
> 
> Actually I'm so used to the workflow in other subsystems I was
> expecting the subsys maintainer to pick it up. But I know that
> is not how it works for the drm subsys and since I'm the vboxvideo
> maintainer I guess it makes sense for me to pick this up and push it.

Yeah, drm subsystem maintainers are exceedingly lazy bastards. Same
applies to subtree maintainers (at least in most cases).
 
> So yes I will pick this up and push it to drm-misc-next, sorry
> for the confusion.

Thanks, Daniel

> 
> Regards,
> 
> Hans
> 
> 
> > > > ---
> > > >    drivers/gpu/drm/vboxvideo/vbox_drv.c | 2 +-
> > > >    1 file changed, 1 insertion(+), 1 deletion(-)
> > > > 
> > > > diff --git a/drivers/gpu/drm/vboxvideo/vbox_drv.c b/drivers/gpu/drm/vboxvideo/vbox_drv.c
> > > > index 02537ab9cc08..2b57ea3195f2 100644
> > > > --- a/drivers/gpu/drm/vboxvideo/vbox_drv.c
> > > > +++ b/drivers/gpu/drm/vboxvideo/vbox_drv.c
> > > > @@ -32,7 +32,7 @@ static const struct pci_device_id pciidlist[] = {
> > > >    };
> > > >    MODULE_DEVICE_TABLE(pci, pciidlist);
> > > > -static struct drm_fb_helper_funcs vbox_fb_helper_funcs = {
> > > > +static const struct drm_fb_helper_funcs vbox_fb_helper_funcs = {
> > > >    	.fb_probe = vboxfb_create,
> > > >    };
> > > > 
> > 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch