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Handle error when PyUnicode_GetLength returns a negative value. (GH-28859)

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Dong-hee Na 2021-10-11 20:08:38 +09:00 • committed by GitHub
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commit 560a79f94e
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Python/importdl.c
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@ -42,6 +42,9 @@ get_encoded_name(PyObject *name, const char **hook_prefix) {
/* Get the short name (substring after last dot) */
name_len = PyUnicode_GetLength(name);
if (name_len < 0) {
return NULL;
}
lastdot = PyUnicode_FindChar(name, '.', 0, name_len, -1);
if (lastdot < -1) {
return NULL;