Fix a memory leak in _msi.c (#4127)

ZackerySpytz · vstinner · commit cb04f7518292 · 2017-11-07T02:03:09.000-08:00
diff --git a/PC/_msi.c b/PC/_msi.c
@@ -283,6 +283,7 @@ msiobj_dealloc(msiobj* msidb)
 {
     MsiCloseHandle(msidb->h);
     msidb->h = 0;
+    PyObject_Del(msidb);
 }
 
 static PyObject*
