marsadm: safeguard race on readlink

2020-08-07 09:13:44 +02:00 · 2020-08-07 09:13:44 +02:00 · d4c64f60fd
parent 89b647a261
commit d4c64f60fd
1 changed files with 1 additions and 0 deletions
--- a/userspace/marsadm
+++ b/userspace/marsadm
@ -4067,6 +4067,7 @@ sub _replace_delete {
  if (!$del_dirs{$basedir}) {
    foreach my $link (lamport_glob("$basedir/delete-*")) {
      my $targ = readlink($link);
+      next unless $targ;
      $del_targets{$targ} = $link;
    }
    $del_dirs{$basedir} = 1;