drm/i915: Unregister i915_wedged debugfs entry using the right key

Signed-off-by: Kristian Høgsberg <krh@bitplanet.net>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Eric Anholt <eric@anholt.net>
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 9087c4c..d7aada5 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -549,13 +549,10 @@
 
 void i915_debugfs_cleanup(struct drm_minor *minor)
 {
-	const void *key;
-
 	drm_debugfs_remove_files(i915_debugfs_list,
 				 I915_DEBUGFS_ENTRIES, minor);
-
-	key = &i915_wedged_fops;
-	drm_debugfs_remove_files((struct drm_info_list *) &key, 1, minor);
+	drm_debugfs_remove_files((struct drm_info_list *) &i915_wedged_fops,
+				 1, minor);
 }
 
 #endif /* CONFIG_DEBUG_FS */