fix possible dos in dx command

[spider.git] / cmd / dx.pl

diff --git a/cmd/dx.pl b/cmd/dx.pl
index eefbb8603380ad7e7c8978e64290598d6d290f02..20046781a68f27f6f45f293c3bdf15b67a258e61 100644 (file)
--- a/cmd/dx.pl
+++ b/cmd/dx.pl
@@ -35,7 +35,7 @@ return (1, $self->msg('dx2')) unless @f >= 2;
 
 if ($f[0] =~ /^by$/i) {
     $spotter = uc $f[1];
-    $line =~ s/^\s*$f[0]\s+$f[1]\s+//;
+    $line =~ s/^\s*\Q$f[0]\s+\Q$f[1]\s+//;
        $line = $f[2];
        @f = split /\s+/, $line;
        return (1, $self->msg('dx2')) unless @f >= 2;