From: Daniel P. Berrangé <berrange@redhat.com>

While QEMUQtestMachine closes the socket that was passed to
QEMUQtestProtocol, the python resource leak manager still
believes that the copy QEMUQtestProtocol holds is open. We
must explicitly call close to avoid this leak warnnig.

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
(cherry picked from commit 6ccb48ffc19fe25511313a246d4a8bad51114ea9)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

diff --git a/python/qemu/machine/qtest.py b/python/qemu/machine/qtest.py
index 4f5ede85b2..781f674ffa 100644
--- a/python/qemu/machine/qtest.py
+++ b/python/qemu/machine/qtest.py
@@ -177,6 +177,8 @@ def _post_shutdown(self) -> None:
             self._qtest_sock_pair[0].close()
             self._qtest_sock_pair[1].close()
             self._qtest_sock_pair = None
+        if self._qtest is not None:
+            self._qtest.close()
         super()._post_shutdown()
 
     def qtest(self, cmd: str) -> str:
-- 
2.47.3