1 files changed, 9 insertions, 4 deletions
diff --git a/gobject/pygobject.c b/gobject/pygobject.c
index 84f6ef7..1a16e37 100644
--- a/gobject/pygobject.c
+++ b/gobject/pygobject.c
@@ -558,6 +558,8 @@ pygobject_new_with_interfaces(GType gtype)
     PyObject *modules, *module;
     gchar *type_name, *mod_name, *gtype_name;
 
+    state = pyg_gil_state_ensure();
+
     interfaces = g_type_interfaces (gtype, &n_interfaces);
     bases = PyTuple_New(n_interfaces+1);
     
@@ -566,6 +568,7 @@ pygobject_new_with_interfaces(GType gtype)
     py_parent_type = pygobject_lookup_class(parent_type);
 
     /* We will always put the parent at the first position in bases */
+    Py_INCREF(py_parent_type); /* PyTuple_SetItem steals a reference */
     PyTuple_SetItem(bases, 0, (PyObject*)py_parent_type);
 
     /* And traverse interfaces */
@@ -573,6 +576,7 @@ pygobject_new_with_interfaces(GType gtype)
 	for (i = 0; i < n_interfaces; i++) {
 	    interface_type = interfaces[i];
 	    py_interface_type = pygobject_lookup_class(interface_type);
+            Py_INCREF(py_interface_type); /* PyTuple_SetItem steals a reference */
 	    PyTuple_SetItem(bases, i+1, (PyObject*)py_interface_type);
 	}
 	
@@ -611,16 +615,14 @@ pygobject_new_with_interfaces(GType gtype)
 	type_name = g_strconcat(mod_name, ".", gtype_name, NULL);
     }
 
-    state = pyg_gil_state_ensure();
 
-    type = (PyTypeObject*)PyObject_CallFunction((PyObject*)&PyType_Type, "sOO",
+    type = (PyTypeObject*)PyObject_CallFunction((PyObject*)&PyType_Type, "sNN",
 						type_name, bases, dict);
     g_free(type_name);
 
-    pyg_gil_state_release(state);
-    
     if (type == NULL) {
 	PyErr_Print();
+        pyg_gil_state_release(state);
 	return NULL;
     }
 
@@ -637,6 +639,7 @@ pygobject_new_with_interfaces(GType gtype)
 
     if (PyType_Ready(type) < 0) {
 	g_warning ("couldn't make the type `%s' ready", type->tp_name);
+        pyg_gil_state_release(state);
 	return NULL;
     }
     
@@ -651,6 +654,8 @@ pygobject_new_with_interfaces(GType gtype)
     Py_INCREF(type);
     g_type_set_qdata(gtype, pygobject_class_key, type);
 
+    pyg_gil_state_release(state);
+
     return type;
 }