sctp_diag: Respect ss adding TCPF_CLOSE to idiag_states

Since 'ss' always adds TCPF_CLOSE to idiag_states flags, sctp_diag can't
rely upon TCPF_LISTEN flag solely being present when listening sockets
are requested.

Signed-off-by: Phil Sutter <phil@nwl.cc>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Phil Sutter 2016-08-04 12:11:57 +02:00 committed by David S. Miller
parent 12474e8e58
commit 1ba8d77f41

View File

@ -356,7 +356,7 @@ static int sctp_ep_dump(struct sctp_endpoint *ep, void *p)
if (cb->args[4] < cb->args[1])
goto next;
if ((r->idiag_states & ~TCPF_LISTEN) && !list_empty(&ep->asocs))
if (!(r->idiag_states & TCPF_LISTEN) && !list_empty(&ep->asocs))
goto next;
if (r->sdiag_family != AF_UNSPEC &&
@ -471,7 +471,7 @@ skip:
* 3 : to mark if we have dumped the ep info of the current asoc
* 4 : to work as a temporary variable to traversal list
*/
if (!(idiag_states & ~TCPF_LISTEN))
if (!(idiag_states & ~(TCPF_LISTEN | TCPF_CLOSE)))
goto done;
sctp_for_each_transport(sctp_tsp_dump, net, cb->args[2], &commp);
done: