From f4f9939a96ed09cee5a73fd40a040e381dbdf6f1 Mon Sep 17 00:00:00 2001
From: Christian Heimes <christian@cheimes.de>
Date: Mon, 10 Sep 2012 11:48:41 +0200
Subject: [PATCH] Fixed memory leak in error branch of formatfloat(). CID
 719687

---
 Objects/unicodeobject.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c
index 279516809f9..2d74d1cca3b 100644
--- a/Objects/unicodeobject.c
+++ b/Objects/unicodeobject.c
@@ -13238,8 +13238,10 @@ formatfloat(PyObject *v, int flags, int prec, int type,
         return -1;
     len = strlen(p);
     if (writer) {
-        if (_PyUnicodeWriter_Prepare(writer, len, 127) == -1)
+        if (_PyUnicodeWriter_Prepare(writer, len, 127) == -1) {
+            PyMem_Free(p);
             return -1;
+        }
         unicode_write_cstr(writer->buffer, writer->pos, p, len);
         writer->pos += len;
     }