[PATCH 4/4] [fixlet] selftests: prctl: return after executing test in child process

[Usama Arif]

The next step after executing the test is a wait, but there is
nothing to wait for in the child, so just return.

Signed-off-by: Usama Arif <usamaarif642@xxxxxxxxx>
---
 tools/testing/selftests/mm/prctl_thp_disable.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/testing/selftests/mm/prctl_thp_disable.c b/tools/testing/selftests/mm/prctl_thp_disable.c
index 21d181ab599a2..feb711dca3a1d 100644
--- a/tools/testing/selftests/mm/prctl_thp_disable.c
+++ b/tools/testing/selftests/mm/prctl_thp_disable.c
@@ -273,9 +273,11 @@ TEST_F(prctl_thp_disable_except_madvise, fork)
 	pid = fork();
 	ASSERT_GE(pid, 0);
 
-	if (!pid)
+	if (!pid) {
 		prctl_thp_disable_except_madvise_test(_metadata, self->pmdsize,
 						      variant->thp_policy);
+		return;
+	}
 
 	wait(&ret);
 	if (WIFEXITED(ret))
-- 
2.47.3