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| author | Kumar Aditya <59607654+kumaraditya303@users.noreply.github.com> | 2023-05-16 20:08:17 +0530 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2023-05-16 20:08:17 +0530 |
| commit | 442a3e65da2594bedee88a3e81338d86926bde56 (patch) | |
| tree | 47f03f721e2317a226379d0688b32c523928f73b | |
| parent | 0bb61dd5b0ffc248e18f1b33cddd18788f28e60a (diff) | |
| download | cpython-git-442a3e65da2594bedee88a3e81338d86926bde56.tar.gz | |
GH-104510: Fix refleaks in `_io` base types (#104516)
| -rw-r--r-- | Modules/_io/bufferedio.c | 11 | ||||
| -rw-r--r-- | Modules/_io/iobase.c | 11 | ||||
| -rw-r--r-- | Modules/_io/textio.c | 10 |
3 files changed, 6 insertions, 26 deletions
diff --git a/Modules/_io/bufferedio.c b/Modules/_io/bufferedio.c index 7a0c516411..f30d54a5e1 100644 --- a/Modules/_io/bufferedio.c +++ b/Modules/_io/bufferedio.c @@ -2424,13 +2424,6 @@ _io_BufferedRandom___init___impl(buffered *self, PyObject *raw, #include "clinic/bufferedio.c.h" #undef clinic_state -static int -bufferediobase_traverse(PyObject *self, visitproc visit, void *arg) -{ - Py_VISIT(Py_TYPE(self)); - return 0; -} - static PyMethodDef bufferediobase_methods[] = { _IO__BUFFEREDIOBASE_DETACH_METHODDEF _IO__BUFFEREDIOBASE_READ_METHODDEF @@ -2444,13 +2437,13 @@ static PyMethodDef bufferediobase_methods[] = { static PyType_Slot bufferediobase_slots[] = { {Py_tp_doc, (void *)bufferediobase_doc}, {Py_tp_methods, bufferediobase_methods}, - {Py_tp_traverse, bufferediobase_traverse}, {0, NULL}, }; +/* Do not set Py_TPFLAGS_HAVE_GC so that tp_traverse and tp_clear are inherited */ PyType_Spec bufferediobase_spec = { .name = "_io._BufferedIOBase", - .flags = (Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE | Py_TPFLAGS_HAVE_GC | + .flags = (Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE | Py_TPFLAGS_IMMUTABLETYPE), .slots = bufferediobase_slots, }; diff --git a/Modules/_io/iobase.c b/Modules/_io/iobase.c index 14d48813ae..bcb498d9c5 100644 --- a/Modules/_io/iobase.c +++ b/Modules/_io/iobase.c @@ -1036,13 +1036,6 @@ rawiobase_write(PyObject *self, PyObject *args) return NULL; } -static int -rawiobase_traverse(PyObject *self, visitproc visit, void *arg) -{ - Py_VISIT(Py_TYPE(self)); - return 0; -} - static PyMethodDef rawiobase_methods[] = { _IO__RAWIOBASE_READ_METHODDEF _IO__RAWIOBASE_READALL_METHODDEF @@ -1054,13 +1047,13 @@ static PyMethodDef rawiobase_methods[] = { static PyType_Slot rawiobase_slots[] = { {Py_tp_doc, (void *)rawiobase_doc}, {Py_tp_methods, rawiobase_methods}, - {Py_tp_traverse, rawiobase_traverse}, {0, NULL}, }; +/* Do not set Py_TPFLAGS_HAVE_GC so that tp_traverse and tp_clear are inherited */ PyType_Spec rawiobase_spec = { .name = "_io._RawIOBase", - .flags = (Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE | Py_TPFLAGS_HAVE_GC | + .flags = (Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE | Py_TPFLAGS_IMMUTABLETYPE), .slots = rawiobase_slots, }; diff --git a/Modules/_io/textio.c b/Modules/_io/textio.c index e858a1fb49..46411c70a9 100644 --- a/Modules/_io/textio.c +++ b/Modules/_io/textio.c @@ -167,12 +167,6 @@ textiobase_errors_get(PyObject *self, void *context) Py_RETURN_NONE; } -static int -textiobase_traverse(PyObject *self, visitproc visit, void *arg) -{ - Py_VISIT(Py_TYPE(self)); - return 0; -} static PyMethodDef textiobase_methods[] = { _IO__TEXTIOBASE_DETACH_METHODDEF @@ -193,13 +187,13 @@ static PyType_Slot textiobase_slots[] = { {Py_tp_doc, (void *)textiobase_doc}, {Py_tp_methods, textiobase_methods}, {Py_tp_getset, textiobase_getset}, - {Py_tp_traverse, textiobase_traverse}, {0, NULL}, }; +/* Do not set Py_TPFLAGS_HAVE_GC so that tp_traverse and tp_clear are inherited */ PyType_Spec textiobase_spec = { .name = "_io._TextIOBase", - .flags = (Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE | Py_TPFLAGS_HAVE_GC | + .flags = (Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE | Py_TPFLAGS_IMMUTABLETYPE), .slots = textiobase_slots, }; |