From: Dino Viehland <dinoviehland@fb.com>
Date: Thu, 12 Sep 2019 14:38:13 +0000 (+0100)
Subject: bpo-38138: Fix memory leak introduced by interned strings (GH-16053)
X-Git-Tag: v3.9.0a1~475
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=8d88e8c662a80c186c7a0e67f1c1f3d4010276f8;p=thirdparty%2FPython%2Fcpython.git

bpo-38138: Fix memory leak introduced by interned strings (GH-16053)



Interned string needs to be decref'd



https://bugs.python.org/issue38138



Automerge-Triggered-By: @matrixise
---

diff --git a/Python/ast.c b/Python/ast.c
index 46815c271b62..e6f71671c18e 100644
--- a/Python/ast.c
+++ b/Python/ast.c
@@ -630,6 +630,7 @@ new_identifier(const char *n, struct compiling *c)
         PyObject *args[2] = {form, id};
         id2 = _PyObject_FastCall(c->c_normalize, args, 2);
         Py_DECREF(id);
+        Py_DECREF(form);
         if (!id2)
             return NULL;
         if (!PyUnicode_Check(id2)) {