Don't drop old slots if _unicode_to_string did not change anything.

13b1a5cc · Martin v. Löwis · d919a59a · 13b1a5cc
Commit 13b1a5cc authored Oct 14, 2002 by Martin v. Löwis
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Showing with 4 additions and 2 deletions

Objects/typeobject.c Objects/typeobject.c +4 -2

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--- a/Objects/typeobject.c
+++ b/Objects/typeobject.c
@@ -1169,8 +1169,10 @@ type_new(PyTypeObject *metatype, PyObject *args, PyObject *kwds)

 #ifdef Py_USING_UNICODE
 		tmp = _unicode_to_string(slots, nslots);
-		Py_DECREF(slots);
-		slots = tmp;
+		if (tmp != slots) {
+			Py_DECREF(slots);
+			slots = tmp;
+		}
 		if (!tmp)
 			return NULL;
 #endif