bpo-36126: Fix ref count leakage in structseq_repr. (GH-12035)

69b4a17f · Gao, Xiang · Serhiy Storchaka · a5883433 · 69b4a17f
Commit 69b4a17f authored Feb 28, 2019 by Gao, Xiang Committed by Serhiy Storchaka Feb 28, 2019
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Objects/structseq.c Objects/structseq.c +1 -0

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--- a/Objects/structseq.c
+++ b/Objects/structseq.c
@@ -266,6 +266,7 @@ structseq_repr(PyStructSequence *obj)
        val = PyTuple_GetItem(tup, i);
        if (cname == NULL || val == NULL) {
+            Py_DECREF(tup);
            return NULL;
        }
        repr = PyObject_Repr(val);