From cf28b95800ce1480b88975270cc3a3d65dee4664 Mon Sep 17 00:00:00 2001
From: Mark Dickinson <dickinsm@gmail.com>
Date: Thu, 29 Jul 2010 21:41:59 +0000
Subject: Issue #9422:  Fix memory leak when re-initializing a struct.Struct
 object.

---
 Modules/_struct.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'Modules/_struct.c')

diff --git a/Modules/_struct.c b/Modules/_struct.c
index d55ce0f60d..f85d5622d7 100644
--- a/Modules/_struct.c
+++ b/Modules/_struct.c
@@ -1247,6 +1247,9 @@ prepare_s(PyStructObject *self)
         PyErr_NoMemory();
         return -1;
     }
+    /* Free any s_codes value left over from a previous initialization. */
+    if (self->s_codes != NULL)
+        PyMem_FREE(self->s_codes);
     self->s_codes = codes;
 
     s = fmt;
-- 
cgit v1.2.1