Fix memory leak: Always DECREF obj in PyBuffer_Release.

diff --git a/Objects/abstract.c b/Objects/abstract.c
index aca60bdfcf5f541290a28d677951706c549c38c7..68e15491b60369e10254a556a41233761707ea40 100644 (file)
--- a/Objects/abstract.c
+++ b/Objects/abstract.c
@@ -708,11 +708,9 @@ void
 PyBuffer_Release(Py_buffer *view)
 {
        PyObject *obj = view->obj;
-       if (!obj || !Py_TYPE(obj)->tp_as_buffer || !Py_TYPE(obj)->tp_as_buffer->bf_releasebuffer)
-               /* Unmanaged buffer */
-               return;
-       Py_TYPE(obj)->tp_as_buffer->bf_releasebuffer(obj, view);
-       Py_DECREF(obj);
+       if (obj && Py_TYPE(obj)->tp_as_buffer && Py_TYPE(obj)->tp_as_buffer->bf_releasebuffer)
+               Py_TYPE(obj)->tp_as_buffer->bf_releasebuffer(obj, view);
+       Py_XDECREF(obj);
        view->obj = NULL;
 }