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| author | Serhiy Storchaka <storchaka@gmail.com> | 2014-02-09 11:33:53 (GMT) |
|---|---|---|
| committer | Serhiy Storchaka <storchaka@gmail.com> | 2014-02-09 11:33:53 (GMT) |
| commit | 505ff755d704c73ac613d3e8fed02c79c6ae555a (patch) | |
| tree | b9b0142cbeca125a1bcf0413e48d938d0cd390d3 /Python/ceval.c | |
| parent | e9c31470e1680b7c9b9ee83c378b891e90ac58ab (diff) | |
| download | cpython-505ff755d704c73ac613d3e8fed02c79c6ae555a.zip cpython-505ff755d704c73ac613d3e8fed02c79c6ae555a.tar.gz cpython-505ff755d704c73ac613d3e8fed02c79c6ae555a.tar.bz2 | |
Issue #20437: Fixed 21 potential bugs when deleting objects references.
Diffstat (limited to 'Python/ceval.c')
| -rw-r--r-- | Python/ceval.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/Python/ceval.c b/Python/ceval.c index 73925dc..2b16191 100644 --- a/Python/ceval.c +++ b/Python/ceval.c @@ -3049,8 +3049,7 @@ fast_yield: if (call_trace(tstate->c_tracefunc, tstate->c_traceobj, f, PyTrace_RETURN, retval)) { - Py_XDECREF(retval); - retval = NULL; + Py_CLEAR(retval); why = WHY_EXCEPTION; } } @@ -3068,8 +3067,7 @@ fast_yield: else if (call_trace(tstate->c_profilefunc, tstate->c_profileobj, f, PyTrace_RETURN, retval)) { - Py_XDECREF(retval); - retval = NULL; + Py_CLEAR(retval); /* why = WHY_EXCEPTION; */ } } @@ -3426,8 +3424,7 @@ PyEval_EvalCodeEx(PyObject *_co, PyObject *globals, PyObject *locals, if (co->co_flags & CO_GENERATOR) { /* Don't need to keep the reference to f_back, it will be set * when the generator is resumed. */ - Py_XDECREF(f->f_back); - f->f_back = NULL; + Py_CLEAR(f->f_back); PCALL(PCALL_GENERATOR); |