Do not leak the new CData node if adding fails

For https://bugzilla.gnome.org/show_bug.cgi?id=780918

1 files changed, 2 insertions, 1 deletions

diff --git a/SAX2.c b/SAX2.c
index 5cbb700a..0f0ad2a4 100644
--- a/SAX2.c
+++ b/SAX2.c
@@ -2805,7 +2805,8 @@ xmlSAX2CDataBlock(void *ctx, const xmlChar *value, int len)
 	xmlTextConcat(lastChild, value, len);
     } else {
 	ret = xmlNewCDataBlock(ctxt->myDoc, value, len);
-	xmlAddChild(ctxt->node, ret);
+	if (xmlAddChild(ctxt->node, ret) == NULL)
+		xmlFreeNode(ret);
     }
 }