Fix a possible crash in range.__reversed__(). (GH-10252)

Fix a possible crash in range.reversed(). (GH-10252)
c9a61689 · Zackery Spytz · Serhiy Storchaka · 0353b4ea · c9a61689
Commit c9a61689 authored Oct 31, 2018 by Zackery Spytz Committed by Serhiy Storchaka Oct 31, 2018
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Objects/rangeobject.c Objects/rangeobject.c +1 -0

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--- a/Objects/rangeobject.c
+++ b/Objects/rangeobject.c
@@ -1154,6 +1154,7 @@ long_range:
    it = PyObject_New(longrangeiterobject, &PyLongRangeIter_Type);
    if (it == NULL)
        return NULL;
+    it->index = it->start = it->step = NULL;

    /* start + (len - 1) * step */
    it->len = range->length;