Display closed UDP sockets on 'ss -ul'

This patch emulates 'netstat -ul' behavior, showing 'closed'
(state 07) UDP sockets when ss is called with '-ul' options.
Although dirty, this seems like the least invasive way to fix
it and shouldn't really break anything.

Signed-off-by: Petr Šabata <contyk@redhat.com>
1 file changed