test/kv_store_bench.cc:fix teuthology_tests() return value

set teuthology_tests()  the right return value while max_ops_in_flight > 1
Signed-off-by: luo rixin <luorixin@huawei.com>

diff --git a/src/test/kv_store_bench.cc b/src/test/kv_store_bench.cc
index ff9b36872ddb9d1ba4d0bbf9c7bbccfc77645333..d3ca358b1fb9ace17f30d463c71a0a123974f050 100644 (file)
--- a/src/test/kv_store_bench.cc
+++ b/src/test/kv_store_bench.cc
@@ -535,7 +535,7 @@ void KvStoreBench::print_time_data() {
 int KvStoreBench::teuthology_tests() {
   int err = 0;
   if (max_ops_in_flight > 1) {
-    test_teuthology_aio(&KvStoreBench::rand_distr, probs);
+    err = test_teuthology_aio(&KvStoreBench::rand_distr, probs);
   } else {
     err = test_teuthology_sync(&KvStoreBench::rand_distr, probs);
   }