rgw: add missing ctor, init parent

Coverity cid 717385
Signed-off-by: Sage Weil <sage@inktank.com>

diff --git a/src/rgw/rgw_xml.h b/src/rgw/rgw_xml.h
index bb59d5ae68cbd035a3a0a2aeb26bb15c0ab82972..5004e98bcf21f973c9e3ee3080305071339d900a 100644 (file)
--- a/src/rgw/rgw_xml.h
+++ b/src/rgw/rgw_xml.h
@@ -40,6 +40,9 @@ protected:
   multimap<string, XMLObj *> children;
   map<string, string> attr_map;
 public:
+
+  XMLObj() : parent(NULL) {}
+
   virtual ~XMLObj();
   bool xml_start(XMLObj *parent, const char *el, const char **attr);
   virtual bool xml_end(const char *el);