[PATCH] selftests/powerpc: Fix exit status of pkey tests

Since main() does not return a value explicitly, the
return values from FAIL_IF() conditions are ignored
and the tests can still pass irrespective of failures.
This makes sure that we always explicitly return the
correct test exit status.

Reported-by: Eirik Fuller <redacted>
Fixes: 1addb6444791 ("selftests/powerpc: Add test for execute-disabled pkeys")
Fixes: c27f2fd1705a ("selftests/powerpc: Add test for pkey siginfo verification")
Signed-off-by: Sandipan Das <redacted>
---
 tools/testing/selftests/powerpc/mm/pkey_exec_prot.c | 2 +-
 tools/testing/selftests/powerpc/mm/pkey_siginfo.c   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/testing/selftests/powerpc/mm/pkey_exec_prot.c b/tools/testing/selftests/powerpc/mm/pkey_exec_prot.c
index 9e5c7f3f498a..0af4f02669a1 100644
--- a/tools/testing/selftests/powerpc/mm/pkey_exec_prot.c
+++ b/tools/testing/selftests/powerpc/mm/pkey_exec_prot.c

@@ -290,5 +290,5 @@ static int test(void)
 
 int main(void)
 {
-	test_harness(test, "pkey_exec_prot");
+	return test_harness(test, "pkey_exec_prot");
 }

diff --git a/tools/testing/selftests/powerpc/mm/pkey_siginfo.c b/tools/testing/selftests/powerpc/mm/pkey_siginfo.c
index 4f815d7c1214..2db76e56d4cb 100644
--- a/tools/testing/selftests/powerpc/mm/pkey_siginfo.c
+++ b/tools/testing/selftests/powerpc/mm/pkey_siginfo.c

@@ -329,5 +329,5 @@ static int test(void)
 
 int main(void)
 {
-	test_harness(test, "pkey_siginfo");
+	return test_harness(test, "pkey_siginfo");
 }

-- 
2.25.1

Sandipan Das [off-list ref] writes:

Since main() does not return a value explicitly, the
return values from FAIL_IF() conditions are ignored
and the tests can still pass irrespective of failures.
This makes sure that we always explicitly return the
correct test exit status.

Reviewed-by: Aneesh Kumar K.V <redacted>

On Mon, 18 Jan 2021 15:01:45 +0530, Sandipan Das wrote:

Since main() does not return a value explicitly, the
return values from FAIL_IF() conditions are ignored
and the tests can still pass irrespective of failures.
This makes sure that we always explicitly return the
correct test exit status.

Applied to powerpc/fixes.

[1/1] selftests/powerpc: Fix exit status of pkey tests
      https://git.kernel.org/powerpc/c/92a5e1fdb286851d5bd0eb966b8d075be27cf5ee

cheers