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authorMiss Islington (bot) <31488909+miss-islington@users.noreply.github.com>2021-10-11 11:40:43 (GMT)
committerGitHub <noreply@github.com>2021-10-11 11:40:43 (GMT)
commit56825b697e0831bf431fd83c59dc5c4d35292560 (patch)
tree3fbdd89ce6f118ae24df2b0dea05ee69789a1d8f /Python/importdl.c
parent5aca34f17c4baf8e4882a7e8a827cff06ac6ef25 (diff)
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Handle error when PyUnicode_GetLength returns a negative value. (GH-28859)
(cherry picked from commit 560a79f94e94de66a18f2a5e4194c2fe51e2adf1) Co-authored-by: Dong-hee Na <donghee.na@python.org>
Diffstat (limited to 'Python/importdl.c')
-rw-r--r--Python/importdl.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/Python/importdl.c b/Python/importdl.c
index 27ffc64..3d9cd1a 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;