From fe564967c97c5059a0d95401f73d3c741613fe14 Mon Sep 17 00:00:00 2001
From: David King <amigadave@amigadave.com>
Date: Wed, 14 Jul 2021 14:35:17 +0100
Subject: [PATCH] Fix memory leak in xmlCreateIOParserCtxt

Found by Coverity.

https://bugzilla.redhat.com/show_bug.cgi?id=1938806
---
 parser.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/parser.c b/parser.c
index 255bd254..0737b7f7 100644
--- a/parser.c
+++ b/parser.c
@@ -12625,6 +12625,7 @@ xmlCreateIOParserCtxt(xmlSAXHandlerPtr sax, void *user_data,
 	    xmlFree(ctxt->sax);
 	ctxt->sax = (xmlSAXHandlerPtr) xmlMalloc(sizeof(xmlSAXHandler));
 	if (ctxt->sax == NULL) {
+	    xmlFreeParserInputBuffer(buf);
 	    xmlErrMemory(ctxt, NULL);
 	    xmlFreeParserCtxt(ctxt);
 	    return(NULL);