Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/Documentation/driver-api/target.rst b/Documentation/driver-api/target.rst
index 4363611..620ec61 100644
--- a/Documentation/driver-api/target.rst
+++ b/Documentation/driver-api/target.rst
@@ -10,8 +10,8 @@
 Target core device interfaces
 =============================
 
-.. kernel-doc:: drivers/target/target_core_device.c
-    :export:
+This section is blank because no kerneldoc comments have been added to
+drivers/target/target_core_device.c.
 
 Target core transport interfaces
 ================================