REMOVE CODING STYLE WARNING

[Kitone Elvis Peter]

Added a license identifier for this file to remove the malformed
license warning. This will specify which license the file is
using.
---
 block/blk-stat.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/block/blk-stat.c b/block/blk-stat.c
index bd365a9..83220b9 100644
--- a/block/blk-stat.c
+++ b/block/blk-stat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Block stat tracking code
  *
-- 
2.7.4