Commit bab2d1f6 authored by Chris Wilson's avatar Chris Wilson Committed by Dave Airlie

drm/i915: Fix regression in 95ca9d

The object is dereferenced before the NULL check. Oops.

Fixes http://bugs.freedesktop.org/show_bug.cgi?id=20235Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: default avatarEric Anholt <eric@anholt.net>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent f21289b3
......@@ -3143,16 +3143,20 @@ static void
i915_gem_cleanup_hws(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
struct drm_gem_object *obj = dev_priv->hws_obj;
struct drm_i915_gem_object *obj_priv = obj->driver_private;
struct drm_gem_object *obj;
struct drm_i915_gem_object *obj_priv;
if (dev_priv->hws_obj == NULL)
return;
obj = dev_priv->hws_obj;
obj_priv = obj->driver_private;
kunmap(obj_priv->page_list[0]);
i915_gem_object_unpin(obj);
drm_gem_object_unreference(obj);
dev_priv->hws_obj = NULL;
memset(&dev_priv->hws_map, 0, sizeof(dev_priv->hws_map));
dev_priv->hw_status_page = NULL;
......
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