Message 337927 - Python tracker (original) (raw)

Coverity reports a leak within the json module:

Error: RESOURCE_LEAK (CWE-772): [#def26] Python-2.7.15/Modules/_json.c:1367: alloc_fn: Storage is returned from allocation function "PyString_FromStringAndSize". Python-2.7.15/Objects/stringobject.c:88:5: alloc_fn: Storage is returned from allocation function "PyObject_Malloc". Python-2.7.15/Objects/obmalloc.c:982:5: alloc_fn: Storage is returned from allocation function "malloc". Python-2.7.15/Objects/obmalloc.c:982:5: return_alloc_fn: Directly returning storage allocated by "malloc". Python-2.7.15/Objects/stringobject.c:88:5: var_assign: Assigning: "op" = "PyObject_Malloc(37UL + size)". Python-2.7.15/Objects/stringobject.c:111:5: return_alloc: Returning allocated memory "op". Python-2.7.15/Modules/_json.c:1367: var_assign: Assigning: "numstr" = storage returned from "PyString_FromStringAndSize(&str[start], idx - start)". Python-2.7.15/Modules/_json.c:1379: leaked_storage: Variable "numstr" going out of scope leaks the storage it points to. 1377| NULL, NULL); 1378| if (d == -1.0 && PyErr_Occurred()) 1379|-> return NULL; 1380| rval = PyFloat_FromDouble(d); 1381| }