X-Git-Url: http://dxcluster.net/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2FRoute%2FNode.pm;h=51ecedea2bb6575c9d58220cba96011e696cd9e4;hb=bf5eb90cfb12c5070db6726af98d1d464bdb4ea3;hp=6b4f4332de9a8ff163054d37b4733cb7d23879f6;hpb=101516b420ac77cd9eb8294651104e43f3461c06;p=spider.git

diff --git a/perl/Route/Node.pm b/perl/Route/Node.pm
index 6b4f4332..51ecedea 100644
--- a/perl/Route/Node.pm
+++ b/perl/Route/Node.pm
@@ -128,6 +128,9 @@ sub add_user
 {
 	my $self = shift;
 	my $ucall = shift;
+
+	confess "Trying to add NULL User call to routing tables" unless $ucall;
+
 	$self->_adduser($ucall);
 
 	$self->{usercount} = scalar @{$self->{users}};