[PATCH i-g-t] kms_debugfs: Add missing free()

[Peter Senna Tschudin <peter.senna@linux.intel.com>]

Commit ebe65a923a2b ("tests: Add kms_debugfs") introduced a new test.
Unfortunately that commit missed a call to free(display) during the
cleanup.

Fixes: ebe65a923a2b ("tests: Add kms_debugfs")
Cc: Karthik B S <karthik.b.s@intel.com>
Cc: Kamil Konieczny <kamil.konieczny@linux.intel.com>
Signed-off-by: Peter Senna Tschudin <peter.senna@linux.intel.com>
---
 tests/kms_debugfs.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tests/kms_debugfs.c b/tests/kms_debugfs.c
index 75ef15353..25134e941 100644
--- a/tests/kms_debugfs.c
+++ b/tests/kms_debugfs.c
@@ -129,6 +129,7 @@ igt_main
 
 	igt_fixture {
 		igt_display_fini(display);
+		free(display);
 		close(debugfs);
 		drm_close_driver(fd);
 	}
-- 
2.43.0