Linux kernel bug fix: Revert "drm/dp_mst: Skip validating ports during destruction, just ref"
Subsystem: gpu (drivers/gpu/drm/drm_dp_mst_topology.c)
Bug type: use-after-free, severity: high
Keywords: refcount;use after free
Files changed: drivers/gpu/drm/drm_dp_mst_topology.c
Introduced by Lyude Paul on 2018-11-26 16:14:27 -0500; fixed by Lyude Paul on 2018-11-28 16:22:17 -0500 (lifetime: 2 days)