https://github.com/python/cpython/commit/bb802db8cfa35a88582be32fae05fe1cf8f237b1
commit: bb802db8cfa35a88582be32fae05fe1cf8f237b1
branch: main
author: sobolevn <[email protected]>
committer: sobolevn <[email protected]>
date: 2024-07-14T14:20:40+03:00
summary:
gh-121660: Fix `ga_getitem` by explicitly checking for `NULL` result (#121661)
files:
M Objects/genericaliasobject.c
diff --git a/Objects/genericaliasobject.c b/Objects/genericaliasobject.c
index f5fefd656539c8..96c96491501a2c 100644
--- a/Objects/genericaliasobject.c
+++ b/Objects/genericaliasobject.c
@@ -563,6 +563,10 @@ ga_getitem(PyObject *self, PyObject *item)
}
PyObject *res = Py_GenericAlias(alias->origin, newargs);
+ if (res == NULL) {
+ Py_DECREF(newargs);
+ return NULL;
+ }
((gaobject *)res)->starred = alias->starred;
Py_DECREF(newargs);
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