Kaydet (Commit) 062a57bf authored tarafından Zackery Spytz's avatar Zackery Spytz Kaydeden (comit) Miss Islington (bot)

bpo-35269: Fix a possible segfault involving a newly-created coroutine (GH-10585)



coro->cr_origin wasn't initialized if compute_cr_origin() failed in
PyCoro_New(), which would cause a crash during the coroutine's
deallocation.



https://bugs.python.org/issue35269
üst 177a41a0
Fix a possible segfault involving a newly-created coroutine. Patch by
Zackery Spytz.
......@@ -1164,11 +1164,11 @@ PyCoro_New(PyFrameObject *f, PyObject *name, PyObject *qualname)
((PyCoroObject *)coro)->cr_origin = NULL;
} else {
PyObject *cr_origin = compute_cr_origin(origin_depth);
((PyCoroObject *)coro)->cr_origin = cr_origin;
if (!cr_origin) {
Py_DECREF(coro);
return NULL;
}
((PyCoroObject *)coro)->cr_origin = cr_origin;
}
return coro;
......
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