[PATCH v2 0/3] drm/mst: Fix sideband msg reception error path

[Imre Deak]

On Wed, Jul 19, 2017 at 02:16:35PM -0400, Lyude Paul wrote:
> On Wed, 2017-07-19 at 14:43 +0300, Imre Deak wrote:
> > This is a resend of the last two patches from [1], addressing Lyude's
> > comments and adding his R-bs. The first patch in [1] isn't needed any
> It's "her" by the way :P.

Ok, didn't know, noted now:)

> Also would you mind resending this with a Cc to stable at vger.kernel.org
> after seeing if this can be backported?

Daniel did that already, I can follow-up if any backport is needed for
older stable versions.

Thanks for the review,
Imre

> This is probably something we should get into the stable kernel as
> well.
> 
> > more. Patch 3 is a fix for a related issue I noticed since the
> > original patchset.
> > 
> > https://lists.freedesktop.org/archives/dri-devel/2016-May/107420.html
> > 
> > Cc: Dave Airlie <airlied at redhat.com>
> > Cc: Lyude <lyude at redhat.com>
> > Cc: Daniel Vetter <daniel.vetter at ffwll.ch>
> > 
> > Imre Deak (3):
> >   drm/mst: Fix error handling during MST sideband message reception
> >   drm/mst: Avoid dereferencing a NULL mstb in
> > drm_dp_mst_handle_up_req()
> >   drm/mst: Avoid processing partially received up/down message
> >     transactions
> > 
> >  drivers/gpu/drm/drm_dp_mst_topology.c | 34
> > ++++++++++++++++++++++++++--------
> >  1 file changed, 26 insertions(+), 8 deletions(-)
> >