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drm/i915: Takedown drm_mm on failed gtt setup 

This was found by code inspection. If the GTT setup fails then we are
left without properly tearing down the drm_mm.

Hopefully this never happens.

Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ben Widawsky 2013-12-06 14:10:50 -08:00 committed by Daniel Vetter
parent 6e164c3382
commit c39538a88d
1 changed files with 1 additions and 0 deletions
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1
drivers/gpu/drm/i915/i915_gem.c
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@ -4508,6 +4508,7 @@ int i915_gem_init(struct drm_device *dev)
mutex_unlock(&dev->struct_mutex);
if (ret) {
i915_gem_cleanup_aliasing_ppgtt(dev);
drm_mm_takedown(&dev_priv->gtt.base.mm);
return ret;
}