1 files changed, 4 insertions, 0 deletions
diff --git a/tests/qemu-iotests/iotests.py b/tests/qemu-iotests/iotests.py
index 63d2ace93c..28388a0fbc 100644
--- a/tests/qemu-iotests/iotests.py
+++ b/tests/qemu-iotests/iotests.py
@@ -747,6 +747,10 @@ class VM(qtest.QEMUQtestMachine):
     def wait_migration(self, expect_runstate: Optional[str]) -> bool:
         while True:
             event = self.event_wait('MIGRATION')
+            # We use the default timeout, and with a timeout, event_wait()
+            # never returns None
+            assert event
+
             log(event, filters=[filter_qmp_event])
             if event['data']['status'] in ('completed', 'failed'):
                 break