- Fix potential use-after-free issue in suspend/resume
  by cleanning up drvdata at unbind.
- Fix potential NULL pointer dereference issue in suspend/resume
  by setting drm_dev after checking if drm_dev is null or not.
drm/exynos: Clear drvdata after component unbind

When components are unbound, DRM driver is unregistered and freed,
so clear drvdata to avoid potential use-after-free issue in
suspend/resume paths.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
1 file changed