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SubjectRe: [PATCH linux-next] selftests/vDSO: fix array_size.cocci warning
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On 3/20/22 11:27 PM, Guo Zhengkui wrote:
> Fix the following coccicheck warning:
>
> tools/testing/selftests/vDSO/vdso_test_correctness.c:309:46-47:
> WARNING: Use ARRAY_SIZE
> tools/testing/selftests/vDSO/vdso_test_correctness.c:373:46-47:
> WARNING: Use ARRAY_SIZE
>
> It has been tested with gcc (Debian 8.3.0-6) 8.3.0 on x86_64.
>
> Signed-off-by: Guo Zhengkui <guozhengkui@vivo.com>
> ---
> tools/testing/selftests/vDSO/vdso_test_correctness.c | 9 +++------
> 1 file changed, 3 insertions(+), 6 deletions(-)
>
> diff --git a/tools/testing/selftests/vDSO/vdso_test_correctness.c b/tools/testing/selftests/vDSO/vdso_test_correctness.c
> index c4aea794725a..e691a3cf1491 100644
> --- a/tools/testing/selftests/vDSO/vdso_test_correctness.c
> +++ b/tools/testing/selftests/vDSO/vdso_test_correctness.c
> @@ -20,6 +20,7 @@
> #include <limits.h>
>
> #include "vdso_config.h"
> +#include "../kselftest.h"
>
> static const char **name;
>
> @@ -306,10 +307,8 @@ static void test_clock_gettime(void)
> return;
> }
>
> - for (int clock = 0; clock < sizeof(clocknames) / sizeof(clocknames[0]);
> - clock++) {
> + for (int clock = 0; clock < ARRAY_SIZE(clocknames); clock++)
> test_one_clock_gettime(clock, clocknames[clock]);
> - }
>
> /* Also test some invalid clock ids */
> test_one_clock_gettime(-1, "invalid");
> @@ -370,10 +369,8 @@ static void test_clock_gettime64(void)
> return;
> }
>
> - for (int clock = 0; clock < sizeof(clocknames) / sizeof(clocknames[0]);
> - clock++) {
> + for (int clock = 0; clock < ARRAY_SIZE(clocknames); clock++)
> test_one_clock_gettime64(clock, clocknames[clock]);
> - }
>
> /* Also test some invalid clock ids */
> test_one_clock_gettime64(-1, "invalid");
>

Looks good to me. I will apply this once merge window closes.

thanks,
-- Shuah

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