From: Victor Stinner <vstinner@python.org>
Date: Fri, 8 Jan 2021 14:01:38 +0000 (+0100)
Subject: bpo-42866: Fix refleak in CJK getcodec() (GH-24165)
X-Git-Tag: v3.10.0a5~121
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=e542d417b96077d04aec089505eacb990c9799ae;p=thirdparty%2FPython%2Fcpython.git

bpo-42866: Fix refleak in CJK getcodec() (GH-24165)

Fix a reference leak in the getcodec() function of CJK codecs.
---

diff --git a/Misc/NEWS.d/next/Library/2021-01-08-10-57-21.bpo-42866.Y1DnrO.rst b/Misc/NEWS.d/next/Library/2021-01-08-10-57-21.bpo-42866.Y1DnrO.rst
new file mode 100644
index 000000000000..3ea6cc239aa6
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2021-01-08-10-57-21.bpo-42866.Y1DnrO.rst
@@ -0,0 +1,2 @@
+Fix a reference leak in the ``getcodec()`` function of CJK codecs. Patch by
+Victor Stinner.
diff --git a/Modules/cjkcodecs/cjkcodecs.h b/Modules/cjkcodecs/cjkcodecs.h
index 3b89bc93ed14..ba8fad26055a 100644
--- a/Modules/cjkcodecs/cjkcodecs.h
+++ b/Modules/cjkcodecs/cjkcodecs.h
@@ -291,6 +291,7 @@ getcodec(PyObject *self, PyObject *encoding)
 
     r = PyObject_CallOneArg(cofunc, codecobj);
     Py_DECREF(codecobj);
+    Py_DECREF(cofunc);
 
     return r;
 }