drm/nouveau: use container_of to resolve nouveau_plane from drm_plane

Use container_of instead of casting first structure member.

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Fabian Frederick 2014-09-14 18:40:18 +02:00 • committed by Daniel Vetter
commit 5ee932d049