drm/nouveau: fix nv84 fence context leak

uevent based fences hold a reference to the fence context,
just like the legacy ones. So they need to drop this reference
in the same way.

Signed-off-by: Lucas Stach <dev@lynxeye.de>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Lucas Stach 2016-10-25 21:55:12 +02:00 • committed by Ben Skeggs
commit 9a47a657bd