Coccinelle gives WARNING recommending the use of ARRAY_SIZE() macro definition to improve the code readability: ./tools/testing/selftests/mm/uffd-unit-tests.c:1484:32-33: WARNING: Use ARRAY_SIZE ./tools/testing/selftests/mm/uffd-unit-tests.c:1485:30-31: WARNING: Use ARRAY_SIZE Fixes: 16a45b57cbf2 ("selftests/mm: add framework for uffd-unit-test") Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> Cc: Shuah Khan <shuah@xxxxxxxxxx> Cc: Peter Xu <peterx@xxxxxxxxxx> Cc: linux-mm@xxxxxxxxx Cc: linux-kselftest@xxxxxxxxxxxxxxx Cc: linux-kernel@xxxxxxxxxxxxxxx Signed-off-by: Mirsad Todorovac <mtodorovac69@xxxxxxxxx> --- v1: initial version. tools/testing/selftests/mm/uffd-unit-tests.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/testing/selftests/mm/uffd-unit-tests.c b/tools/testing/selftests/mm/uffd-unit-tests.c index a2e71b1636e7..4f6a7440a9aa 100644 --- a/tools/testing/selftests/mm/uffd-unit-tests.c +++ b/tools/testing/selftests/mm/uffd-unit-tests.c @@ -1481,8 +1481,8 @@ static void usage(const char *prog) int main(int argc, char *argv[]) { - int n_tests = sizeof(uffd_tests) / sizeof(uffd_test_case_t); - int n_mems = sizeof(mem_types) / sizeof(mem_type_t); + int n_tests = ARRAY_SIZE(uffd_tests); + int n_mems = ARRAY_SIZE(mem_types); const char *test_filter = NULL; bool list_only = false; uffd_test_case_t *test; -- 2.43.0