[PATCH v2 4/8] Docs/hwmon/index: Add missing SPDX License Identifier

[SeongJae Park]

Add missing SPDX License Identifier for hwmon documentation index file.

Signed-off-by: SeongJae Park <sj@xxxxxxxxxx>
---
 Documentation/hwmon/index.rst | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/hwmon/index.rst b/Documentation/hwmon/index.rst
index c2b3c1a822dd..2186d732654f 100644
--- a/Documentation/hwmon/index.rst
+++ b/Documentation/hwmon/index.rst
@@ -1,3 +1,5 @@
+.. SPDX-License-Identifier: GPL-2.0
+
 ===================
 Hardware Monitoring
 ===================
-- 
2.25.1