Fix potential NULL pointer dereferencing in ast module

CID 719690

Fix potential NULL pointer dereferencing in ast module
CID 719690
72f562f7 · Christian Heimes · a92fbe6d · 72f562f7
Commit 72f562f7 authored Jul 24, 2013 by Christian Heimes
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Python/ast.c Python/ast.c +1 -1

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--- a/Python/ast.c
+++ b/Python/ast.c
@@ -535,11 +535,11 @@ init_normalization(struct compiling *c)
    if (!c->c_normalize)
        return 0;
    c->c_normalize_args = Py_BuildValue("(sN)", "NFKC", Py_None);
-    PyTuple_SET_ITEM(c->c_normalize_args, 1, NULL);
    if (!c->c_normalize_args) {
        Py_CLEAR(c->c_normalize);
        return 0;
    }
+    PyTuple_SET_ITEM(c->c_normalize_args, 1, NULL);
    return 1;
 }