diff options
Diffstat (limited to 'Python/ceval.c')
| -rw-r--r-- | Python/ceval.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Python/ceval.c b/Python/ceval.c index 07862d0..035520a 100644 --- a/Python/ceval.c +++ b/Python/ceval.c @@ -1501,6 +1501,11 @@ eval_frame(PyFrameObject *f) err = -1; } } + /* PyFile_SoftSpace() can exececute arbitrary code + if sys.stdout is an instance with a __getattr__. + If __getattr__ raises an exception, w will + be freed, so we need to prevent that temporarily. */ + Py_XINCREF(w); if (w != NULL && PyFile_SoftSpace(w, 0)) err = PyFile_WriteString(" ", w); if (err == 0) @@ -1528,6 +1533,7 @@ eval_frame(PyFrameObject *f) else PyFile_SoftSpace(w, 1); } + Py_XDECREF(w); Py_DECREF(v); Py_XDECREF(stream); stream = NULL; |