=== modified file 'plugins.d/mandos-client.c'
--- plugins.d/mandos-client.c	2015-07-20 00:06:05 +0000
+++ plugins.d/mandos-client.c	2015-07-20 00:18:59 +0000
@@ -954,6 +954,7 @@
 						   helper, O_RDONLY));
     if(helper_fd == -1){
       perror_plus("openat");
+      close(helperdir_fd);
       _exit(EX_UNAVAILABLE);
     }
     close(helperdir_fd);