From c6ea8974e2d939223bfd6d64ee13ec89c090d2e0 Mon Sep 17 00:00:00 2001 From: Zackery Spytz Date: Mon, 31 Jul 2017 08:24:37 -0600 Subject: bpo-30640: Fix undefined behavior in _PyFunction_FastCallDict() and PyEval_EvalCodeEx() (#2919) k + 1 was calculated with k = NULL. --- Objects/call.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'Objects/call.c') diff --git a/Objects/call.c b/Objects/call.c index c3cc31dba9..3b08cb2592 100644 --- a/Objects/call.c +++ b/Objects/call.c @@ -374,7 +374,7 @@ _PyFunction_FastCallDict(PyObject *func, PyObject **args, Py_ssize_t nargs, result = _PyEval_EvalCodeWithName((PyObject*)co, globals, (PyObject *)NULL, args, nargs, - k, k + 1, nk, 2, + k, k != NULL ? k + 1 : NULL, nk, 2, d, nd, kwdefs, closure, name, qualname); Py_XDECREF(kwtuple); -- cgit v1.2.1