From: Zackery Spytz <zspytz@gmail.com>
Date: Tue, 30 Mar 2021 06:22:34 +0000 (-0600)
Subject: bpo-43637: Fix a possible memory leak in winreg.SetValueEx() (GH-25038)
X-Git-Tag: v3.10.0a7~55
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=dfeec347f21b86879ba8f27f567bb275b243f1bc;p=thirdparty%2FPython%2Fcpython.git

bpo-43637: Fix a possible memory leak in winreg.SetValueEx() (GH-25038)
---

diff --git a/PC/winreg.c b/PC/winreg.c
index fb488d8eb029..004a89a5355f 100644
--- a/PC/winreg.c
+++ b/PC/winreg.c
@@ -1813,6 +1813,7 @@ winreg_SetValueEx_impl(PyObject *module, HKEY key,
     if (PySys_Audit("winreg.SetValue", "nunO",
                     (Py_ssize_t)key, value_name, (Py_ssize_t)type,
                     value) < 0) {
+        PyMem_Free(data);
         return NULL;
     }
     Py_BEGIN_ALLOW_THREADS