Merge pull request #11216 from dan-masek:fix_issue_11205

d294e9d6 · Alexander Alekhin · d57e5c31 · eae3ed0c · d294e9d6
Commit d294e9d6 authored Apr 04, 2018 by Alexander Alekhin
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cv2.cpp modules/python/src2/cv2.cpp +4 -0

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--- a/modules/python/src2/cv2.cpp
+++ b/modules/python/src2/cv2.cpp
@@ -1636,6 +1636,8 @@ static void OnChange(int pos, void *param)
    PyObject *r = PyObject_Call(PyTuple_GetItem(o, 0), args, NULL);
    if (r == NULL)
        PyErr_Print();
+    else
+        Py_DECREF(r);
    Py_DECREF(args);
    PyGILState_Release(gstate);
 }
@@ -1678,6 +1680,8 @@ static void OnButtonChange(int state, void *param)
    PyObject *r = PyObject_Call(PyTuple_GetItem(o, 0), args, NULL);
    if (r == NULL)
        PyErr_Print();
+    else
+        Py_DECREF(r);
    Py_DECREF(args);
    PyGILState_Release(gstate);
 }