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bpo-30602: Fix refleak in os.spawnv() (#2212) (#2486)

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When os.spawnv() fails while handling arguments, free correctly
argvlist: pass lastarg+1 rather than lastarg to free_string_array()
to also free the first item.
(cherry picked from commit 8acb4cf2b3)
This commit is contained in:
Victor Stinner 2017-06-29 10:53:22 +02:00 • committed by GitHub
parent 38d6a40898
commit b78fbaaeab
1 changed files with 1 additions and 1 deletions
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2
Modules/posixmodule.c
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@ -5106,7 +5106,7 @@ os_spawnv_impl(PyObject *module, int mode, path_t *path, PyObject *argv)
return NULL;
}
if (i == 0 && !argvlist[0][0]) {
free_string_array(argvlist, i);
free_string_array(argvlist, i + 1);
PyErr_SetString(
PyExc_ValueError,
"spawnv() arg 2 first element cannot be empty");