Add missing pthread_create() return checks in pkey sighandler tests to avoid hanging in pthread_cond_wait() when thread creation fails.
Signed-off-by: Hongfu Li <[email protected]> --- tools/testing/selftests/mm/pkey_sighandler_tests.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/tools/testing/selftests/mm/pkey_sighandler_tests.c b/tools/testing/selftests/mm/pkey_sighandler_tests.c index d185d3da26cf..f30c9965a561 100644 --- a/tools/testing/selftests/mm/pkey_sighandler_tests.c +++ b/tools/testing/selftests/mm/pkey_sighandler_tests.c @@ -224,7 +224,8 @@ static void test_sigsegv_handler_with_pkey0_disabled(void) pthread_attr_init(&attr); pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); - pthread_create(&thr, &attr, thread_segv_with_pkey0_disabled, NULL); + ret = pthread_create(&thr, &attr, thread_segv_with_pkey0_disabled, NULL); + pkey_assert(ret == 0); pthread_mutex_lock(&mutex); while (siginfo.si_signo == 0) @@ -263,7 +264,8 @@ static void test_sigsegv_handler_cannot_access_stack(void) pthread_attr_init(&attr); pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); - pthread_create(&thr, &attr, thread_segv_pkuerr_stack, NULL); + ret = pthread_create(&thr, &attr, thread_segv_pkuerr_stack, NULL); + pkey_assert(ret == 0); pthread_mutex_lock(&mutex); while (siginfo.si_signo == 0) -- 2.25.1
