drm: Remove memory debugging infrastructure.

It hasn't been used in ages, and having the user tell your how much
memory is being freed at free time is a recipe for disaster even if it
was ever used.

Signed-off-by: Eric Anholt <eric@anholt.net>
diff --git a/drivers/gpu/drm/drm_auth.c b/drivers/gpu/drm/drm_auth.c
index ca7a9ef..932b5aa 100644
--- a/drivers/gpu/drm/drm_auth.c
+++ b/drivers/gpu/drm/drm_auth.c
@@ -79,7 +79,7 @@
 	struct drm_device *dev = master->minor->dev;
 	DRM_DEBUG("%d\n", magic);
 
-	entry = drm_alloc(sizeof(*entry), DRM_MEM_MAGIC);
+	entry = kmalloc(sizeof(*entry), GFP_KERNEL);
 	if (!entry)
 		return -ENOMEM;
 	memset(entry, 0, sizeof(*entry));
@@ -120,7 +120,7 @@
 	list_del(&pt->head);
 	mutex_unlock(&dev->struct_mutex);
 
-	drm_free(pt, sizeof(*pt), DRM_MEM_MAGIC);
+	kfree(pt);
 
 	return 0;
 }