bpo-34457: Python/ast.c: Add missing NULL check to alias_for_import_name(). (GH-8852)

Reported by Svace static analyzer.

bpo-34457: Python/ast.c: Add missing NULL check to alias_for_import_name(). (GH-8852)
Reported by Svace static analyzer.
28853a24 · Alexey Izbyshev · Serhiy Storchaka · f8c06b02 · 28853a24
Commit 28853a24 authored Aug 22, 2018 by Alexey Izbyshev Committed by Serhiy Storchaka Aug 22, 2018
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Python/ast.c Python/ast.c +2 -0

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--- a/Python/ast.c
+++ b/Python/ast.c
@@ -3252,6 +3252,8 @@ alias_for_import_name(struct compiling *c, const node *n, int store)
            break;
        case STAR:
            str = PyUnicode_InternFromString("*");
+            if (!str)
+                return NULL;
            if (PyArena_AddPyObject(c->c_arena, str) < 0) {
                Py_DECREF(str);
                return NULL;