gh-149816: add missing critical section on self in buffered_iternext (#150295)

2026-06-23 03:23:38 -04:00 · 2026-05-23 14:27:13 +05:30
parent 1b20d1933f
commit e8545ed3ea
1 changed files with 2 additions and 0 deletions
@@ -1509,7 +1509,9 @@ buffered_iternext(PyObject *op)
        tp == state->PyBufferedRandom_Type)
    {
        /* Skip method call overhead for speed */
+        Py_BEGIN_CRITICAL_SECTION(self);
        line = _buffered_readline(self, -1);
+        Py_END_CRITICAL_SECTION();
    }
    else {
        line = PyObject_CallMethodNoArgs((PyObject *)self,