diff options
Diffstat (limited to 'Modules/_io/textio.c')
| -rw-r--r-- | Modules/_io/textio.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/Modules/_io/textio.c b/Modules/_io/textio.c index 0f5a73d..b91852e 100644 --- a/Modules/_io/textio.c +++ b/Modules/_io/textio.c @@ -1213,11 +1213,18 @@ findchar(const Py_UNICODE *s, Py_ssize_t size, Py_UNICODE ch) static int _textiowrapper_writeflush(textio *self) { - PyObject *b, *ret; + PyObject *pending, *b, *ret; if (self->pending_bytes == NULL) return 0; - b = _PyBytes_Join(_PyIO_empty_bytes, self->pending_bytes); + + pending = self->pending_bytes; + Py_INCREF(pending); + self->pending_bytes_count = 0; + Py_CLEAR(self->pending_bytes); + + b = _PyBytes_Join(_PyIO_empty_bytes, pending); + Py_DECREF(pending); if (b == NULL) return -1; ret = PyObject_CallMethodObjArgs(self->buffer, @@ -1226,8 +1233,6 @@ _textiowrapper_writeflush(textio *self) if (ret == NULL) return -1; Py_DECREF(ret); - Py_CLEAR(self->pending_bytes); - self->pending_bytes_count = 0; return 0; } |