Re: [PATCH] selftests: kselftest_harness: fix compile warnings

From: Shuah Khan
Date: Fri Jun 09 2017 - 11:42:55 EST


On 06/07/2017 11:57 AM, Shuah Khan wrote:
> Fix the following compile warns. checkpatch wants trailing statements
> on next line.
>
> gcc -Wl,-no-as-needed -Wall -lpthread seccomp_bpf.c -o
> /lkml/linux-kselftest/tools/testing/selftests/seccomp/seccomp_bpf
> In file included from seccomp_bpf.c:40:0:
> seccomp_bpf.c: In function âchange_syscallâ:
> ../kselftest_harness.h:558:2: warning: this âforâ clause does not
> guard... [-Wmisleading-indentation]
> for (; _metadata->trigger; _metadata->trigger = __bail(_assert))
> ^
> ../kselftest_harness.h:574:14: note: in expansion of macro
> âOPTIONAL_HANDLERâ
> } while (0); OPTIONAL_HANDLER(_assert)
> ^~~~~~~~~~~~~~~~
> ../kselftest_harness.h:440:2: note: in expansion of macro â__EXPECTâ
> __EXPECT(expected, seen, ==, 0)
> ^~~~~~~~
> seccomp_bpf.c:1313:2: note: in expansion of macro âEXPECT_EQâ
> EXPECT_EQ(0, ret);
> ^~~~~~~~~
> seccomp_bpf.c:1317:2: note: ...this statement, but the latter is
> misleadingly indented as if it is guarded by the âforâ
> {
> ^
> make: Leaving directory
> '/lkml/linux-kselftest/tools/testing/selftests/seccomp'
>
> Signed-off-by: Shuah Khan <shuahkh@xxxxxxxxxxxxxxx>

Applied to linux-kselftest next for 4.13-rc1

thanks,
-- Shuah

> ---
> tools/testing/selftests/kselftest_harness.h | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/tools/testing/selftests/kselftest_harness.h b/tools/testing/selftests/kselftest_harness.h
> index c56f72e07cd7..432245faeab3 100644
> --- a/tools/testing/selftests/kselftest_harness.h
> +++ b/tools/testing/selftests/kselftest_harness.h
> @@ -555,7 +555,8 @@
> * return while still providing an optional block to the API consumer.
> */
> #define OPTIONAL_HANDLER(_assert) \
> - for (; _metadata->trigger; _metadata->trigger = __bail(_assert))
> + for (; _metadata->trigger; _metadata->trigger = __bail(_assert)) \
> + ;
>
> #define __EXPECT(_expected, _seen, _t, _assert) do { \
> /* Avoid multiple evaluation of the cases */ \
>