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bpo-37419: Fix possible segfaults when passing large sequences to os.posix_spawn() (GH-14409) 

Use Py_ssize_t instead of int for i.
This commit is contained in:
Zackery Spytz 2019-06-26 14:54:20 -06:00 committed by Pablo Galindo
parent 7213df7bbf
commit d52a83a3d4
1 changed files with 1 additions and 1 deletions
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Modules/posixmodule.c
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@ -5377,7 +5377,7 @@ parse_file_actions(PyObject *file_actions,
return -1;
}
for (int i = 0; i < PySequence_Fast_GET_SIZE(seq); ++i) {
for (Py_ssize_t i = 0; i < PySequence_Fast_GET_SIZE(seq); ++i) {
file_action = PySequence_Fast_GET_ITEM(seq, i);
Py_INCREF(file_action);
if (!PyTuple_Check(file_action) || !PyTuple_GET_SIZE(file_action)) {