Amaury Forgeot d'Arc <amaur...@gmail.com> added the comment:
Also, a check for NULL would not hurt in tee_next():
diff -r 1e0e821d2626 Modules/itertoolsmodule.c
--- a/Modules/itertoolsmodule.c Fri Nov 04 22:17:45 2011 +0100
+++ b/Modules/itertoolsmodule.c Tue Nov 22 17:24:42 2011 +0100
@@ -475,6 +475,8 @@
if (to->index >= LINKCELLS) {
link = teedataobject_jumplink(to->dataobj);
+ if (link == NULL)
+ return NULL;
Py_DECREF(to->dataobj);
to->dataobj = (teedataobject *)link;
to->index = 0;
----------
nosy: +amaury.forgeotdarc
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Python tracker <rep...@bugs.python.org>
<http://bugs.python.org/issue13454>
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