commit 96d80129643a72ea08a4f563054b7c3506b3af0d
author Serhiy Storchaka <storchaka@gmail.com> Mon Mar 30 10:00:49 2015 +0300
committer Serhiy Storchaka <storchaka@gmail.com> Mon Mar 30 10:00:49 2015 +0300
tree 00f4cbc4627d03255d0431ba1f838f74a53a74b4
parent 07e03ab9f9452e37c0c9f7ece5e3afc00717187c

Issue #23785: Fixed memory leak in TextIOWrapper.tell() in rare circumstances.

Modules/_io/textio.c

diff --git a/Modules/_io/textio.c b/Modules/_io/textio.c
index 65c8d8d..8ac8a4a 100644
--- a/Modules/_io/textio.c
+++ b/Modules/_io/textio.c
@@ -2338,12 +2338,9 @@
         PyErr_Fetch(&type, &value, &traceback);
 
         res = PyObject_CallMethod(self->decoder, "setstate", "(O)", saved_state);
+        _PyErr_ReplaceException(type, value, traceback);
         Py_DECREF(saved_state);
-        if (res == NULL)
-            return NULL;
-        Py_DECREF(res);
-
-        PyErr_Restore(type, value, traceback);
+        Py_XDECREF(res);
     }
     return NULL;
 }