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| author | Mariatta <Mariatta@users.noreply.github.com> | 2017-05-27 14:20:24 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-05-27 14:20:24 (GMT) |
| commit | 94d8261d1ca3f0c551d9d43a4db342d806af7a6a (patch) | |
| tree | af4733952811ac9d070aec3217c969f345129109 /Modules/_randommodule.c | |
| parent | b52c68a5a3f546cbbe1589f8bb3e51bfd55a6c15 (diff) | |
| download | cpython-94d8261d1ca3f0c551d9d43a4db342d806af7a6a.zip cpython-94d8261d1ca3f0c551d9d43a4db342d806af7a6a.tar.gz cpython-94d8261d1ca3f0c551d9d43a4db342d806af7a6a.tar.bz2 | |
[3.6] bpo-29960 _random.Random corrupted on exception in setstate(). … (#1287)
(cherry picked from commit 9616a82e7802241a4b74cf7ae38d43c37bf66e48)
Diffstat (limited to 'Modules/_randommodule.c')
| -rw-r--r-- | Modules/_randommodule.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/Modules/_randommodule.c b/Modules/_randommodule.c index e5dd2c9..d006aeb 100644 --- a/Modules/_randommodule.c +++ b/Modules/_randommodule.c @@ -348,6 +348,7 @@ random_setstate(RandomObject *self, PyObject *state) int i; unsigned long element; long index; + uint32_t new_state[N]; if (!PyTuple_Check(state)) { PyErr_SetString(PyExc_TypeError, @@ -364,7 +365,7 @@ random_setstate(RandomObject *self, PyObject *state) element = PyLong_AsUnsignedLong(PyTuple_GET_ITEM(state, i)); if (element == (unsigned long)-1 && PyErr_Occurred()) return NULL; - self->state[i] = (uint32_t)element; + new_state[i] = (uint32_t)element; } index = PyLong_AsLong(PyTuple_GET_ITEM(state, i)); @@ -375,6 +376,8 @@ random_setstate(RandomObject *self, PyObject *state) return NULL; } self->index = (int)index; + for (i = 0; i < N; i++) + self->state[i] = new_state[i]; Py_INCREF(Py_None); return Py_None; |