Index: apps/app_queue.c
===================================================================
--- apps/app_queue.c	(revision 90000)
+++ apps/app_queue.c	(working copy)
@@ -1362,6 +1362,7 @@
 			member_config = ast_load_realtime_multientry("queue_members", "interface LIKE", "%", "queue_name", queuename, NULL);
 			if (!member_config) {
 				ast_log(LOG_ERROR, "no queue_members defined in your config (extconfig.conf).\n");
+				ast_variables_destroy(queue_vars);
 				return NULL;
 			}
 		}
Index: res/res_musiconhold.c
===================================================================
--- res/res_musiconhold.c	(revision 90000)
+++ res/res_musiconhold.c	(working copy)
@@ -1108,6 +1108,7 @@
 					}
 				}
 			}
+			ast_variables_destroy(var);
 			if (ast_strlen_zero(mohclass->dir)) {
 				if (!strcasecmp(mohclass->mode, "custom")) {
 					strcpy(mohclass->dir, "nodir");
@@ -1206,7 +1207,8 @@
 
 			}
 
-		}
+		} else if (var)
+			ast_variables_destroy(var);
 	}