On Wed, Apr 07, 2021 at 12:17:49PM +0200, Michal Simek wrote:
>
>
> On 3/30/21 11:31 AM, Dan Carpenter wrote:
> > The dp->train_set[] for this driver is only two characters, not four so
> > this memsets too much. Fortunately, this ends up corrupting a struct
> > hole and not anything important.
> >
> > Fixes: d76271d22694 ("drm: xlnx: DRM/KMS driver for Xilinx ZynqMP DisplayPort Subsystem")
> > Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> > ---
> > drivers/gpu/drm/xlnx/zynqmp_dp.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpu/drm/xlnx/zynqmp_dp.c b/drivers/gpu/drm/xlnx/zynqmp_dp.c
> > index 99158ee67d02..59d1fb017da0 100644
> > --- a/drivers/gpu/drm/xlnx/zynqmp_dp.c
> > +++ b/drivers/gpu/drm/xlnx/zynqmp_dp.c
> > @@ -866,7 +866,7 @@ static int zynqmp_dp_train(struct zynqmp_dp *dp)
> > return ret;
> >
> > zynqmp_dp_write(dp, ZYNQMP_DP_SCRAMBLING_DISABLE, 1);
> > - memset(dp->train_set, 0, 4);
> > + memset(dp->train_set, 0, sizeof(dp->train_set));
> > ret = zynqmp_dp_link_train_cr(dp);
> > if (ret)
> > return ret;
> >
>
> Reviewed-by: Michal Simek <michal.simek@xxxxxxxxxx>
Stuffed into drm-misc-next, thanks.
-Daniel
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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