From 9641fc016a631cea4bfa6aaab8bd751cf0924aba Mon Sep 17 00:00:00 2001
From: Dimitri Papadopoulos
 <3234522+DimitriPapadopoulos@users.noreply.github.com>
Date: Sun, 2 Jun 2024 20:19:56 +0200
Subject: [PATCH] tests: update checkpatch.pl from Linux kernel

---
 tests/ci/checkpatch/checkpatch.pl            | 6 ++++++
 tests/ci/checkpatch/const_structs.checkpatch | 1 +
 2 files changed, 7 insertions(+)

diff --git a/tests/ci/checkpatch/checkpatch.pl b/tests/ci/checkpatch/checkpatch.pl
index 9c4c4a61..2b812210 100644
--- a/tests/ci/checkpatch/checkpatch.pl
+++ b/tests/ci/checkpatch/checkpatch.pl
@@ -6040,6 +6040,12 @@ sub process {
 					CHK("MACRO_ARG_PRECEDENCE",
 					    "Macro argument '$arg' may be better as '($arg)' to avoid precedence issues\n" . "$herectx");
 				}
+
+# check if this is an unused argument
+				if ($define_stmt !~ /\b$arg\b/) {
+					WARN("MACRO_ARG_UNUSED",
+					     "Argument '$arg' is not used in function-like macro\n" . "$herectx");
+				}
 			}
 
 # check for macros with flow control, but without ## concatenation
diff --git a/tests/ci/checkpatch/const_structs.checkpatch b/tests/ci/checkpatch/const_structs.checkpatch
index fa96cfd1..52e5bfb6 100644
--- a/tests/ci/checkpatch/const_structs.checkpatch
+++ b/tests/ci/checkpatch/const_structs.checkpatch
@@ -39,6 +39,7 @@ kgdb_arch
 kgdb_io
 kobj_type
 kset_uevent_ops
+lcd_ops
 lock_manager_operations
 machine_desc
 microcode_ops