Bug 993939: Bugzilla::User::Setting::groups() should use memcached

Bugzilla/Memcached.pm

@@ -166,11 +166,11 @@ sub clear_all {
 
 sub clear_config {
     my ($self, $args) = @_;
+    return unless $self->{memcached};
     if ($args && exists $args->{key}) {
         $self->_delete($self->_config_prefix . '.' . $args->{key});
     }
     else {
-        return unless $self->{memcached};
         $self->_inc_prefix("config");
     }
 }

Bugzilla/User.pm

@@ -668,8 +668,8 @@ sub flush_queries_cache {
 sub groups {
     my $self = shift;
 
-    return [] unless $self->id;
     return $self->{groups} if defined $self->{groups};
+    return [] unless $self->id;
 
     my $user_groups_key = "user_groups." . $self->id;
     my $groups = Bugzilla->memcached->get_config({