linux-kernel - [PATCH v3 6/9] selftests/harness: Constify fixture variants

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Message-ID: <20240429191911.2552580-7-mic@digikod.net>
Date: Mon, 29 Apr 2024 21:19:08 +0200
From: Mickaël Salaün <mic@...ikod.net>
To: Christian Brauner <brauner@...nel.org>,
	Jakub Kicinski <kuba@...nel.org>,
	Kees Cook <keescook@...omium.org>,
	Mark Brown <broonie@...nel.org>,
	Shengyu Li <shengyu.li.evgeny@...il.com>,
	Shuah Khan <shuah@...nel.org>
Cc: Mickaël Salaün <mic@...ikod.net>,
	"David S . Miller" <davem@...emloft.net>,
	Günther Noack <gnoack@...gle.com>,
	Will Drewry <wad@...omium.org>,
	kernel test robot <oliver.sang@...el.com>,
	linux-kernel@...r.kernel.org,
	linux-kselftest@...r.kernel.org,
	Shuah Khan <skhan@...uxfoundation.org>
Subject: [PATCH v3 6/9] selftests/harness: Constify fixture variants

FIXTURE_VARIANT_ADD() types are passed as const pointers to
FIXTURE_TEARDOWN().  Make that explicit by constifying the variants
declarations.

Cc: Shuah Khan <skhan@...uxfoundation.org>
Cc: Will Drewry <wad@...omium.org>
Reviewed-by: Kees Cook <keescook@...omium.org>
Signed-off-by: Mickaël Salaün <mic@...ikod.net>
Link: https://lore.kernel.org/r/20240429191911.2552580-7-mic@digikod.net
---

Changes since v1:
* Extract change from a bigger patch (suggested by Kees).
---
 tools/testing/selftests/kselftest_harness.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/testing/selftests/kselftest_harness.h b/tools/testing/selftests/kselftest_harness.h
index 9d7178a71c2c..201040207c85 100644
--- a/tools/testing/selftests/kselftest_harness.h
+++ b/tools/testing/selftests/kselftest_harness.h
@@ -338,7 +338,7 @@ static inline pid_t clone3_vfork(void)
  * variant.
  */
 #define FIXTURE_VARIANT_ADD(fixture_name, variant_name) \
-	extern FIXTURE_VARIANT(fixture_name) \
+	extern const FIXTURE_VARIANT(fixture_name) \
 		_##fixture_name##_##variant_name##_variant; \
 	static struct __fixture_variant_metadata \
 		_##fixture_name##_##variant_name##_object = \
@@ -350,7 +350,7 @@ static inline pid_t clone3_vfork(void)
 		__register_fixture_variant(&_##fixture_name##_fixture_object, \
 			&_##fixture_name##_##variant_name##_object);	\
 	} \
-	FIXTURE_VARIANT(fixture_name) \
+	const FIXTURE_VARIANT(fixture_name) \
 		_##fixture_name##_##variant_name##_variant =
 
 /**
-- 
2.44.0