[PATCH 3/3] drm/vc4: tests: Use KUNIT_DEFINE_ACTION_WRAPPER

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In order to pass functions to kunit_add_action(), they need to be of the
kunit_action_t type. While casting the function pointer can work, it
will break control-flow integrity.

vc4_mock already defines such a wrapper for drm_dev_unregister(), but it
involves less boilerplate to use the new macro, so replace the manual
implementation.

Signed-off-by: David Gow <davidgow@xxxxxxxxxx>
---

This patch should be a no-op, just moving to use a standard macro to
implement these wrappers rather than hand-coding them.

Let me know if you'd prefer to take these in separately via the drm
trees, or if you're okay with having this whole series go via
kselftest/kunit.

Cheers,
-- David

---
 drivers/gpu/drm/vc4/tests/vc4_mock.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/vc4/tests/vc4_mock.c b/drivers/gpu/drm/vc4/tests/vc4_mock.c
index 63ca46f4cb35..becb3dbaa548 100644
--- a/drivers/gpu/drm/vc4/tests/vc4_mock.c
+++ b/drivers/gpu/drm/vc4/tests/vc4_mock.c
@@ -153,12 +153,9 @@ static int __build_mock(struct kunit *test, struct drm_device *drm,
 	return 0;
 }
 
-static void kunit_action_drm_dev_unregister(void *ptr)
-{
-	struct drm_device *drm = ptr;
-
-	drm_dev_unregister(drm);
-}
+KUNIT_DEFINE_ACTION_WRAPPER(kunit_action_drm_dev_unregister,
+			    drm_dev_unregister,
+			    struct drm_device *);
 
 static struct vc4_dev *__mock_device(struct kunit *test, bool is_vc5)
 {
-- 
2.42.0.869.gea05f2083d-goog




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