drm: run cleanfile across drm tree

Signed-off-by: Dave Airlie <airlied@linux.ie>
diff --git a/drivers/char/drm/drm_ioctl.c b/drivers/char/drm/drm_ioctl.c
index 3cbebf8..b4d86a3 100644
--- a/drivers/char/drm/drm_ioctl.c
+++ b/drivers/char/drm/drm_ioctl.c
@@ -234,7 +234,7 @@
 
 	idx = client->idx;
 	mutex_lock(&dev->struct_mutex);
-	
+
 	if (list_empty(&dev->filelist)) {
 		mutex_unlock(&dev->struct_mutex);
 		return -EINVAL;