From 7d1ae89b846c6965f7e0de1cc01a89db90c2667a Mon Sep 17 00:00:00 2001 From: "Miss Islington (bot)" <31488909+miss-islington@users.noreply.github.com> Date: Mon, 11 Oct 2021 04:40:57 -0700 Subject: Handle error when PyUnicode_GetLength returns a negative value. (GH-28859) (cherry picked from commit 560a79f94e94de66a18f2a5e4194c2fe51e2adf1) Co-authored-by: Dong-hee Na --- Python/importdl.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Python/importdl.c b/Python/importdl.c index b197dfe..7f600d4 100644 --- a/Python/importdl.c +++ b/Python/importdl.c @@ -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; -- cgit v0.12