FS-9074: [mod_skinny] Fix incorrect location of free causing memory leak of xml…

FS-9074: [mod_skinny] Fix incorrect location of free causing memory leak of xml when certain errors occur

src/mod/endpoints/mod_skinny/skinny_server.c

@@ -1353,9 +1353,6 @@ switch_status_t skinny_handle_register(listener_t *listener, skinny_message_t *r
 			}
 		}
 	}
-	if (xroot) {
-		switch_xml_free(xroot);
-	}
 
 	status = SWITCH_STATUS_SUCCESS;
 
@@ -1372,6 +1369,10 @@ switch_status_t skinny_handle_register(listener_t *listener, skinny_message_t *r
 	keepalive_listener(listener, NULL);
 
 end:
+	if (xroot) {
+		switch_xml_free(xroot);
+	}
+
 	if(params) {
 		switch_event_destroy(&params);
 	}