Otherwise we have a use-after free.

Tested-and-Reported-by: Bruno Pr?mont <bonbons at linux-vserver.org>
Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
---
 drivers/gpu/drm/nouveau/nouveau_mem.c   |    2 --
 drivers/gpu/drm/nouveau/nouveau_state.c |    2 ++
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/nouveau_mem.c 
b/drivers/gpu/drm/nouveau/nouveau_mem.c
index 5045f8b..c3e953b 100644
--- a/drivers/gpu/drm/nouveau/nouveau_mem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_mem.c
@@ -152,8 +152,6 @@ nouveau_mem_vram_fini(struct drm_device *dev)
 {
        struct drm_nouveau_private *dev_priv = dev->dev_private;

-       nouveau_bo_ref(NULL, &dev_priv->vga_ram);
-
        ttm_bo_device_release(&dev_priv->ttm.bdev);

        nouveau_ttm_global_release(dev_priv);
diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c 
b/drivers/gpu/drm/nouveau/nouveau_state.c
index a30adec..1fe6503 100644
--- a/drivers/gpu/drm/nouveau/nouveau_state.c
+++ b/drivers/gpu/drm/nouveau/nouveau_state.c
@@ -768,6 +768,8 @@ static void nouveau_card_takedown(struct drm_device *dev)
        engine->mc.takedown(dev);
        engine->display.late_takedown(dev);

+       nouveau_bo_ref(NULL, &dev_priv->vga_ram);
+
        mutex_lock(&dev->struct_mutex);
        ttm_bo_clean_mm(&dev_priv->ttm.bdev, TTM_PL_VRAM);
        ttm_bo_clean_mm(&dev_priv->ttm.bdev, TTM_PL_TT);
-- 
1.7.5.1

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