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[2.7] bpo-36291: Fix a possible reference leak in the json module (GH… · python/cpython@fb3336a

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@@ -1375,8 +1375,10 @@ _match_number_str(PyScannerObject *s, PyObject *pystr, Py_ssize_t start, Py_ssiz

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else {

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double d = PyOS_string_to_double(PyString_AS_STRING(numstr),

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NULL, NULL);

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if (d == -1.0 && PyErr_Occurred())

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if (d == -1.0 && PyErr_Occurred()) {

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Py_DECREF(numstr);

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return NULL;

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}

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rval = PyFloat_FromDouble(d);

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}

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}