Fixed wrong refcnt on None.

1 files changed, 2 insertions, 0 deletions

diff --git a/psycopg/microprotocols.c b/psycopg/microprotocols.c
index 6f75f25..4f97279 100644
--- a/psycopg/microprotocols.c
+++ b/psycopg/microprotocols.c
@@ -93,6 +93,7 @@ microprotocols_adapt(PyObject *obj, PyObject *proto, PyObject *alt)
     if (PyObject_HasAttrString(proto, "__adapt__")) {
         PyObject *adapted = PyObject_CallMethod(proto, "__adapt__", "O", obj);
         if (adapted && adapted != Py_None) return adapted;
+        Py_XDECREF(adapted);
         if (PyErr_Occurred() && !PyErr_ExceptionMatches(PyExc_TypeError))
             return NULL;
     }
@@ -101,6 +102,7 @@ microprotocols_adapt(PyObject *obj, PyObject *proto, PyObject *alt)
     if (PyObject_HasAttrString(obj, "__conform__")) {
         PyObject *adapted = PyObject_CallMethod(obj, "__conform__","O", proto);
         if (adapted && adapted != Py_None) return adapted;
+        Py_XDECREF(adapted);
         if (PyErr_Occurred() && !PyErr_ExceptionMatches(PyExc_TypeError))
             return NULL;
     }