Hi Thomas,
On Mon, Nov 30, 2020 at 03:36:44PM +0100, Thomas Zimmermann wrote:
>
>
> Am 28.11.20 um 23:41 schrieb Sam Ravnborg:
> > Fix W=1 warnings by avoiding local variables and use direct references.
>
> What's the bug here?
sh define iounmap like this:
#define iounmap(addr) do { } while (0)
So par is not used resulting in a warning.
My patch just papers over the real issue.
The right fix is to fix sh so we reference addr.
Will give that a shot.
Sam
>
> >
> > v2:
> > - Updated subject (Lee)
> >
> > Signed-off-by: Sam Ravnborg <s...@ravnborg.org>
> > Cc: Daniel Vetter <daniel.vet...@ffwll.ch>
> > Cc: Sam Ravnborg <s...@ravnborg.org>
> > Cc: Jani Nikula <jani.nik...@intel.com>
> > Cc: Lee Jones <lee.jo...@linaro.org>
> > ---
> > drivers/video/fbdev/tmiofb.c | 6 ++----
> > 1 file changed, 2 insertions(+), 4 deletions(-)
> >
> > diff --git a/drivers/video/fbdev/tmiofb.c b/drivers/video/fbdev/tmiofb.c
> > index 50111966c981..b70faa3850f2 100644
> > --- a/drivers/video/fbdev/tmiofb.c
> > +++ b/drivers/video/fbdev/tmiofb.c
> > @@ -802,10 +802,8 @@ static int tmiofb_remove(struct platform_device *dev)
> > const struct mfd_cell *cell = mfd_get_cell(dev);
> > struct fb_info *info = platform_get_drvdata(dev);
> > int irq = platform_get_irq(dev, 0);
> > - struct tmiofb_par *par;
> > if (info) {
> > - par = info->par;
> > unregister_framebuffer(info);
> > tmiofb_hw_stop(dev);
> > @@ -816,8 +814,8 @@ static int tmiofb_remove(struct platform_device *dev)
> > free_irq(irq, info);
> > iounmap(info->screen_base);
> > - iounmap(par->lcr);
> > - iounmap(par->ccr);
> > + iounmap(((struct tmiofb_par *)info->par)->lcr);
> > + iounmap(((struct tmiofb_par *)info->par)->ccr);
> > framebuffer_release(info);
> > }
> >
>
> --
> Thomas Zimmermann
> Graphics Driver Developer
> SUSE Software Solutions Germany GmbH
> Maxfeldstr. 5, 90409 Nürnberg, Germany
> (HRB 36809, AG Nürnberg)
> Geschäftsführer: Felix Imendörffer
>
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