sctp: Add infrastructure for per net sysctls

Start with an empty sctp_net_table that will be populated as the various
tunable sysctls are made per net.

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, 5 insertions, 1 deletions

diff --git a/include/net/netns/sctp.h b/include/net/netns/sctp.h
index 06ccddf9566c..9576b60cbd25 100644
--- a/include/net/netns/sctp.h
+++ b/include/net/netns/sctp.h
@@ -4,6 +4,7 @@
 struct sock;
 struct proc_dir_entry;
 struct sctp_mib;
+struct ctl_table_header;
 
 struct netns_sctp {
         DEFINE_SNMP_STAT(struct sctp_mib, sctp_statistics);
@@ -11,7 +12,9 @@ struct netns_sctp {
 #ifdef CONFIG_PROC_FS
         struct proc_dir_entry *proc_net_sctp;
 #endif
-
+#ifdef CONFIG_SYSCTL
+        struct ctl_table_header *sysctl_header;
+#endif
         /* 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.
@@ -32,6 +35,7 @@ struct netns_sctp {
 
         /* Lock that protects the local_addr_list writers */
         spinlock_t local_addr_lock;
+
 };
 
 #endif /* __NETNS_SCTP_H__ */