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-rw-r--r--src/utils/xml_libxml2.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/utils/xml_libxml2.c b/src/utils/xml_libxml2.c
index c92839461dad..7b6d2764b0ed 100644
--- a/src/utils/xml_libxml2.c
+++ b/src/utils/xml_libxml2.c
@@ -212,6 +212,8 @@ char * xml_node_to_str(struct xml_node_ctx *ctx, xml_node_t *node)
xmlDocSetRootElement(doc, n);
xmlDocDumpFormatMemory(doc, &buf, &bufsiz, 0);
xmlFreeDoc(doc);
+ if (!buf)
+ return NULL;
pos = (char *) buf;
if (strncmp(pos, "<?xml", 5) == 0) {
pos = strchr(pos, '>');