[PATCH] video: fbdev: simplefb: Fix info message during probe

Daniel Vetter daniel at ffwll.ch
Thu Jan 7 17:04:59 UTC 2021


Hi Hans,

On Tue, Dec 29, 2020 at 02:02:30PM +0100, Hans de Goede wrote:
> Hi,
> 
> On 12/28/20 7:39 PM, Peter Robinson wrote:
> > The info message was showing the mapped address for the framebuffer. To avoid
> > security problems, all virtual addresses are converted to __ptrval__, so
> > the message has pointless information:
> > 
> > simple-framebuffer 3ea9b000.framebuffer: framebuffer at 0x3ea9b000, 0x12c000 bytes, mapped to 0x(____ptrval____)
> > 
> > Drop the extraneous bits to clean up the message:
> > 
> > simple-framebuffer 3ea9b000.framebuffer: framebuffer at 0x3ea9b000, 0x12c000 bytes
> > 
> > Signed-off-by: Peter Robinson <pbrobinson at gmail.com>
> 
> Thanks, patch looks good to me:
> 
> Reviewed-by: Hans de Goede <hdegoede at redhat.com>

Since you have commit rights for drm-misc I'm assuming you're also going
to push this one?

Thanks, Daniel

> 
> Regards,
> 
> Hans
> 
> > ---
> >  drivers/video/fbdev/simplefb.c | 5 ++---
> >  1 file changed, 2 insertions(+), 3 deletions(-)
> > 
> > diff --git a/drivers/video/fbdev/simplefb.c b/drivers/video/fbdev/simplefb.c
> > index 533a047d07a2..62f0ded70681 100644
> > --- a/drivers/video/fbdev/simplefb.c
> > +++ b/drivers/video/fbdev/simplefb.c
> > @@ -477,9 +477,8 @@ static int simplefb_probe(struct platform_device *pdev)
> >  	simplefb_clocks_enable(par, pdev);
> >  	simplefb_regulators_enable(par, pdev);
> >  
> > -	dev_info(&pdev->dev, "framebuffer at 0x%lx, 0x%x bytes, mapped to 0x%p\n",
> > -			     info->fix.smem_start, info->fix.smem_len,
> > -			     info->screen_base);
> > +	dev_info(&pdev->dev, "framebuffer at 0x%lx, 0x%x bytes\n",
> > +			     info->fix.smem_start, info->fix.smem_len);
> >  	dev_info(&pdev->dev, "format=%s, mode=%dx%dx%d, linelength=%d\n",
> >  			     params.format->name,
> >  			     info->var.xres, info->var.yres,
> > 
> 
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> dri-devel at lists.freedesktop.org
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch


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