sctp: Make the ctl_sock per network namespace

- Kill sctp_get_ctl_sock, it is useless now.
- Pass struct net where needed so net->sctp.ctl_sock is accessible.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Acked-by: Vlad Yasevich <vyasevich@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 8 insertions, 0 deletions

diff --git a/include/net/netns/sctp.h b/include/net/netns/sctp.h
index cbd684e01cf7..29e36b4b4feb 100644
--- a/include/net/netns/sctp.h
+++ b/include/net/netns/sctp.h
@@ -1,7 +1,15 @@
 #ifndef __NETNS_SCTP_H__
 #define __NETNS_SCTP_H__
 
+struct sock;
+
 struct netns_sctp {
+        /* This is the global socket data structure used for responding to
+         * the Out-of-the-blue (OOTB) packets.  A control sock will be created
+         * for this socket at the initialization time.
+         */
+        struct sock *ctl_sock;
+
         /* This is the global local address list.
          * We actively maintain this complete list of addresses on
          * the system by catching address add/delete events.