Re: [PATCH] drm/i915/gvt: Use offsetofend() rather than offsetof + sizeof

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Quoting Mika Kuoppala (2017-03-16 09:37:44)
> Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> writes:
> 
> > Compute the offset of the end of the crc32 field using offsetofend()
> > rather than open-coding.
> >
> > Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> > Cc: Zhenyu Wang <zhenyuw@xxxxxxxxxxxxxxx>
> > Cc: Zhi Wang <zhi.a.wang@xxxxxxxxx>
> 
> Reviewed-by: Mika Kuoppala <mika.kuoppala@xxxxxxxxx>

This still applies...

> > ---
> >  drivers/gpu/drm/i915/gvt/firmware.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpu/drm/i915/gvt/firmware.c b/drivers/gpu/drm/i915/gvt/firmware.c
> > index 933a7c211a1c..3a5a81fcb406 100644
> > --- a/drivers/gpu/drm/i915/gvt/firmware.c
> > +++ b/drivers/gpu/drm/i915/gvt/firmware.c
> > @@ -159,7 +159,7 @@ static int verify_firmware(struct intel_gvt *gvt,
> >  
> >       h = (struct gvt_firmware_header *)fw->data;
> >  
> > -     crc32_start = offsetof(struct gvt_firmware_header, crc32) + 4;
> > +     crc32_start = offsetofend(struct gvt_firmware_header, crc32);
> >       mem = fw->data + crc32_start;
> >  
> >  #define VERIFY(s, a, b) do { \
> > -- 
> > 2.11.0
> >
> > _______________________________________________
> > Intel-gfx mailing list
> > Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> > https://lists.freedesktop.org/mailman/listinfo/intel-gfx
> 
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