drm/i915: use after free on error path

i915_gem_vma_destroy() frees its argument so we have to move the
drm_mm_remove_node() call up a few lines.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 56642d8..ce043f1 100644 (file)
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -3182,9 +3182,9 @@ search_free:
        return 0;
 
 err_out:
+       drm_mm_remove_node(&vma->node);
        i915_gem_vma_destroy(vma);
        i915_gem_object_unpin_pages(obj);
-       drm_mm_remove_node(&vma->node);
        return ret;
 }