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Commitdad8bed

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Fix memory leak in PLySequence_ToJsonbValue()
PyObject returned from PySequence_GetItem() is not released. Similar code in PLyMapping_ToJsonbValue() is correct, because according to Python documentationPyList_GetItem() and PyTuple_GetItem() return a borrowed reference whilePySequence_GetItem() returns new reference. contrib/jsonb_plpython is newin PostgreSQL 11, no backpatch is needed.Author: Nikita GlukhovDiscussion:https://postgr.es/m/6001af16-b242-2527-bc7e-84b8a959163b%40postgrespro.ru
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‎contrib/jsonb_plpython/jsonb_plpython.c

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@@ -308,6 +308,8 @@ PLySequence_ToJsonbValue(PyObject *obj, JsonbParseState **jsonb_state)
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PyObject*value=PySequence_GetItem(obj,i);
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(void)PLyObject_ToJsonbValue(value,jsonb_state, true);
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Py_XDECREF(value);
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}
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returnpushJsonbValue(jsonb_state,WJB_END_ARRAY,NULL);

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