conf: Add cleanup label to virDomainDefParse

Signed-off-by: NJiri Denemark <jdenemar@redhat.com>
Reviewed-by: NMichal Privoznik <mprivozn@redhat.com>

src/conf/domain_conf.c

@@ -21517,16 +21517,18 @@ virDomainDefParse(const char *xmlStr,
                   void *parseOpaque,
                   unsigned int flags)
 {
-    xmlDocPtr xml;
+    xmlDocPtr xml = NULL;
     virDomainDefPtr def = NULL;
     int keepBlanksDefault = xmlKeepBlanksDefault(0);
 
-    if ((xml = virXMLParse(filename, xmlStr, _("(domain_definition)")))) {
+    if (!(xml = virXMLParse(filename, xmlStr, _("(domain_definition)"))))
+        goto cleanup;
+
     def = virDomainDefParseNode(xml, xmlDocGetRootElement(xml), caps,
                                 xmlopt, parseOpaque, flags);
-        xmlFreeDoc(xml);
-    }
 
+ cleanup:
+    xmlFreeDoc(xml);
     xmlKeepBlanksDefault(keepBlanksDefault);
     return def;
 }