[PATCH 23/37] drm/i915: fixup overlay stolen memory leak

[Daniel Vetter]

We need to clean up the overlay first, before taking down the
stolen memory allocator.

This regression has been introducec in

commit 8040513870399f1cb032cb8bc805df5042fedcdf
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date:   Thu Nov 15 11:32:29 2012 +0000

    drm/i915: Allocate overlay registers from stolen memory

Note: This is just a quick hack to shut up a warning in the module
unload code, so that I can check again whether we don't leak any
framebuffers.

Cc: Chris Wilson <chris at chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
---
 drivers/gpu/drm/i915/i915_dma.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index ad488f6..532ad39 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1720,9 +1720,9 @@ int i915_driver_unload(struct drm_device *dev)
 		mutex_unlock(&dev->struct_mutex);
 		i915_gem_cleanup_aliasing_ppgtt(dev);
 		i915_gem_cleanup_stolen(dev);
-		drm_mm_takedown(&dev_priv->mm.stolen);
 
 		intel_cleanup_overlay(dev);
+		drm_mm_takedown(&dev_priv->mm.stolen);
 
 		if (!I915_NEED_GFX_HWS(dev))
 			i915_free_hws(dev);
-- 
1.7.10.4