tp_basicsize is the size of the allocated object, not of the class. Fixes: 96c524c4951c ("bindings: implement python bindings") Signed-off-by: Jiri Benc <jbenc@xxxxxxx> --- bindings/python/gpiodmodule.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/bindings/python/gpiodmodule.c b/bindings/python/gpiodmodule.c index e5db26b88954..b3ae2bfebb8a 100644 --- a/bindings/python/gpiodmodule.c +++ b/bindings/python/gpiodmodule.c @@ -1874,7 +1874,7 @@ PyDoc_STRVAR(gpiod_LineBulkType_doc, static PyTypeObject gpiod_LineBulkType = { PyVarObject_HEAD_INIT(NULL, 0) .tp_name = "gpiod.LineBulk", - .tp_basicsize = sizeof(gpiod_LineBulkType), + .tp_basicsize = sizeof(gpiod_LineBulkObject), .tp_flags = Py_TPFLAGS_DEFAULT, .tp_doc = gpiod_LineBulkType_doc, .tp_new = PyType_GenericNew, -- 2.18.1