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

This avoids the python resource leak detector from issuing warnings
in the iotests.

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
(cherry picked from commit d4d0ebfcc926c11d16320d0d5accf22e3441c115)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

diff --git a/tests/qemu-iotests/147 b/tests/qemu-iotests/147
index 6d6f077a14..3e14bd389a 100755
--- a/tests/qemu-iotests/147
+++ b/tests/qemu-iotests/147
@@ -277,6 +277,7 @@ class BuiltinNBD(NBDBlockdevAddBase):
                      } }
         self.client_test(filename, flatten_sock_addr(address), 'nbd-export')
 
+        sockfd.close()
         self._server_down()
 
 
-- 
2.47.3