From b5e338b396b2a002dced88a88a866a548f084741 Mon Sep 17 00:00:00 2001
From: Nick Wellnhofer <wellnhofer@aevum.de>
Date: Sun, 26 Feb 2023 16:53:57 +0100
Subject: malloc-fail: Fix memory leak in xsltSaveResultToString

Found with libFuzzer, see #84.
---
 libxslt/xsltutils.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libxslt/xsltutils.c b/libxslt/xsltutils.c
index 39b1b9fd..59dd192d 100644
--- a/libxslt/xsltutils.c
+++ b/libxslt/xsltutils.c
@@ -1828,6 +1828,8 @@ xsltSaveResultToString(xmlChar **doc_txt_ptr, int * doc_txt_len,
 			 (const xmlChar *) "UTF-8")))
 	    encoder = NULL;
 	buf = xmlAllocOutputBuffer(encoder);
+        if (buf == NULL)
+            xmlCharEncCloseFunc(encoder);
     } else {
 	buf = xmlAllocOutputBuffer(NULL);
     }
-- 
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