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    SubjectRe: [PATCH net-next 9/9] sctp: Make the mib per network namespace
    On 08/06/2012 02:47 PM, Eric W. Biederman wrote:
    >
    > Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>

    Acked-by: Vlad Yasevich <vyasevich@gmail.com>
    > ---
    > include/net/netns/sctp.h | 3 +
    > include/net/sctp/sctp.h | 9 +--
    > net/sctp/associola.c | 2 +-
    > net/sctp/chunk.c | 2 +-
    > net/sctp/endpointola.c | 2 +-
    > net/sctp/input.c | 22 +++---
    > net/sctp/ipv6.c | 4 +-
    > net/sctp/output.c | 2 +-
    > net/sctp/outqueue.c | 18 +++--
    > net/sctp/proc.c | 5 +-
    > net/sctp/protocol.c | 27 ++++----
    > net/sctp/sm_statefuns.c | 163 +++++++++++++++++++++++++++------------------
    > net/sctp/ulpqueue.c | 18 ++++--
    > 13 files changed, 158 insertions(+), 119 deletions(-)
    >
    > diff --git a/include/net/netns/sctp.h b/include/net/netns/sctp.h
    > index 9c20a82..06ccddf 100644
    > --- a/include/net/netns/sctp.h
    > +++ b/include/net/netns/sctp.h
    > @@ -3,8 +3,11 @@
    >
    > struct sock;
    > struct proc_dir_entry;
    > +struct sctp_mib;
    >
    > struct netns_sctp {
    > + DEFINE_SNMP_STAT(struct sctp_mib, sctp_statistics);
    > +
    > #ifdef CONFIG_PROC_FS
    > struct proc_dir_entry *proc_net_sctp;
    > #endif
    > diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
    > index ca716da..b0e6fe5 100644
    > --- a/include/net/sctp/sctp.h
    > +++ b/include/net/sctp/sctp.h
    > @@ -221,11 +221,10 @@ extern struct kmem_cache *sctp_bucket_cachep __read_mostly;
    > #define sctp_bh_unlock_sock(sk) bh_unlock_sock(sk)
    >
    > /* SCTP SNMP MIB stats handlers */
    > -DECLARE_SNMP_STAT(struct sctp_mib, sctp_statistics);
    > -#define SCTP_INC_STATS(field) SNMP_INC_STATS(sctp_statistics, field)
    > -#define SCTP_INC_STATS_BH(field) SNMP_INC_STATS_BH(sctp_statistics, field)
    > -#define SCTP_INC_STATS_USER(field) SNMP_INC_STATS_USER(sctp_statistics, field)
    > -#define SCTP_DEC_STATS(field) SNMP_DEC_STATS(sctp_statistics, field)
    > +#define SCTP_INC_STATS(net, field) SNMP_INC_STATS((net)->sctp.sctp_statistics, field)
    > +#define SCTP_INC_STATS_BH(net, field) SNMP_INC_STATS_BH((net)->sctp.sctp_statistics, field)
    > +#define SCTP_INC_STATS_USER(net, field) SNMP_INC_STATS_USER((net)->sctp.sctp_statistics, field)
    > +#define SCTP_DEC_STATS(net, field) SNMP_DEC_STATS((net)->sctp.sctp_statistics, field)
    >
    > #endif /* !TEST_FRAME */
    >
    > diff --git a/net/sctp/associola.c b/net/sctp/associola.c
    > index ed4930b..8a1f27a 100644
    > --- a/net/sctp/associola.c
    > +++ b/net/sctp/associola.c
    > @@ -1150,7 +1150,7 @@ static void sctp_assoc_bh_rcv(struct work_struct *work)
    > if (sctp_chunk_is_data(chunk))
    > asoc->peer.last_data_from = chunk->transport;
    > else
    > - SCTP_INC_STATS(SCTP_MIB_INCTRLCHUNKS);
    > + SCTP_INC_STATS(sock_net(asoc->base.sk), SCTP_MIB_INCTRLCHUNKS);
    >
    > if (chunk->transport)
    > chunk->transport->last_time_heard = jiffies;
    > diff --git a/net/sctp/chunk.c b/net/sctp/chunk.c
    > index 6c85564..7c2df9c 100644
    > --- a/net/sctp/chunk.c
    > +++ b/net/sctp/chunk.c
    > @@ -257,7 +257,7 @@ struct sctp_datamsg *sctp_datamsg_from_user(struct sctp_association *asoc,
    > offset = 0;
    >
    > if ((whole > 1) || (whole && over))
    > - SCTP_INC_STATS_USER(SCTP_MIB_FRAGUSRMSGS);
    > + SCTP_INC_STATS_USER(sock_net(asoc->base.sk), SCTP_MIB_FRAGUSRMSGS);
    >
    > /* Create chunks for all the full sized DATA chunks. */
    > for (i=0, len=first_len; i < whole; i++) {
    > diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c
    > index 6b76393..3edca80 100644
    > --- a/net/sctp/endpointola.c
    > +++ b/net/sctp/endpointola.c
    > @@ -478,7 +478,7 @@ normal:
    > if (asoc && sctp_chunk_is_data(chunk))
    > asoc->peer.last_data_from = chunk->transport;
    > else
    > - SCTP_INC_STATS(SCTP_MIB_INCTRLCHUNKS);
    > + SCTP_INC_STATS(sock_net(ep->base.sk), SCTP_MIB_INCTRLCHUNKS);
    >
    > if (chunk->transport)
    > chunk->transport->last_time_heard = jiffies;
    > diff --git a/net/sctp/input.c b/net/sctp/input.c
    > index c9a0449..5308301 100644
    > --- a/net/sctp/input.c
    > +++ b/net/sctp/input.c
    > @@ -83,7 +83,7 @@ static int sctp_add_backlog(struct sock *sk, struct sk_buff *skb);
    >
    >
    > /* Calculate the SCTP checksum of an SCTP packet. */
    > -static inline int sctp_rcv_checksum(struct sk_buff *skb)
    > +static inline int sctp_rcv_checksum(struct net *net, struct sk_buff *skb)
    > {
    > struct sctphdr *sh = sctp_hdr(skb);
    > __le32 cmp = sh->checksum;
    > @@ -99,7 +99,7 @@ static inline int sctp_rcv_checksum(struct sk_buff *skb)
    >
    > if (val != cmp) {
    > /* CRC failure, dump it. */
    > - SCTP_INC_STATS_BH(SCTP_MIB_CHECKSUMERRORS);
    > + SCTP_INC_STATS_BH(net, SCTP_MIB_CHECKSUMERRORS);
    > return -1;
    > }
    > return 0;
    > @@ -137,7 +137,7 @@ int sctp_rcv(struct sk_buff *skb)
    > if (skb->pkt_type!=PACKET_HOST)
    > goto discard_it;
    >
    > - SCTP_INC_STATS_BH(SCTP_MIB_INSCTPPACKS);
    > + SCTP_INC_STATS_BH(net, SCTP_MIB_INSCTPPACKS);
    >
    > if (skb_linearize(skb))
    > goto discard_it;
    > @@ -149,7 +149,7 @@ int sctp_rcv(struct sk_buff *skb)
    > if (skb->len < sizeof(struct sctphdr))
    > goto discard_it;
    > if (!sctp_checksum_disable && !skb_csum_unnecessary(skb) &&
    > - sctp_rcv_checksum(skb) < 0)
    > + sctp_rcv_checksum(net, skb) < 0)
    > goto discard_it;
    >
    > skb_pull(skb, sizeof(struct sctphdr));
    > @@ -220,7 +220,7 @@ int sctp_rcv(struct sk_buff *skb)
    > */
    > if (!asoc) {
    > if (sctp_rcv_ootb(skb)) {
    > - SCTP_INC_STATS_BH(SCTP_MIB_OUTOFBLUES);
    > + SCTP_INC_STATS_BH(net, SCTP_MIB_OUTOFBLUES);
    > goto discard_release;
    > }
    > }
    > @@ -276,9 +276,9 @@ int sctp_rcv(struct sk_buff *skb)
    > skb = NULL; /* sctp_chunk_free already freed the skb */
    > goto discard_release;
    > }
    > - SCTP_INC_STATS_BH(SCTP_MIB_IN_PKT_BACKLOG);
    > + SCTP_INC_STATS_BH(net, SCTP_MIB_IN_PKT_BACKLOG);
    > } else {
    > - SCTP_INC_STATS_BH(SCTP_MIB_IN_PKT_SOFTIRQ);
    > + SCTP_INC_STATS_BH(net, SCTP_MIB_IN_PKT_SOFTIRQ);
    > sctp_inq_push(&chunk->rcvr->inqueue, chunk);
    > }
    >
    > @@ -293,7 +293,7 @@ int sctp_rcv(struct sk_buff *skb)
    > return 0;
    >
    > discard_it:
    > - SCTP_INC_STATS_BH(SCTP_MIB_IN_PKT_DISCARDS);
    > + SCTP_INC_STATS_BH(net, SCTP_MIB_IN_PKT_DISCARDS);
    > kfree_skb(skb);
    > return 0;
    >
    > @@ -543,7 +543,7 @@ struct sock *sctp_err_lookup(struct net *net, int family, struct sk_buff *skb,
    > * servers this needs to be solved differently.
    > */
    > if (sock_owned_by_user(sk))
    > - NET_INC_STATS_BH(&init_net, LINUX_MIB_LOCKDROPPEDICMPS);
    > + NET_INC_STATS_BH(net, LINUX_MIB_LOCKDROPPEDICMPS);
    >
    > *app = asoc;
    > *tpp = transport;
    > @@ -593,7 +593,7 @@ void sctp_v4_err(struct sk_buff *skb, __u32 info)
    > struct net *net = dev_net(skb->dev);
    >
    > if (skb->len < ihlen + 8) {
    > - ICMP_INC_STATS_BH(&init_net, ICMP_MIB_INERRORS);
    > + ICMP_INC_STATS_BH(net, ICMP_MIB_INERRORS);
    > return;
    > }
    >
    > @@ -607,7 +607,7 @@ void sctp_v4_err(struct sk_buff *skb, __u32 info)
    > skb->network_header = saveip;
    > skb->transport_header = savesctp;
    > if (!sk) {
    > - ICMP_INC_STATS_BH(&init_net, ICMP_MIB_INERRORS);
    > + ICMP_INC_STATS_BH(net, ICMP_MIB_INERRORS);
    > return;
    > }
    > /* Warning: The sock lock is held. Remember to call
    > diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
    > index a18cda6..ea14cb4 100644
    > --- a/net/sctp/ipv6.c
    > +++ b/net/sctp/ipv6.c
    > @@ -169,7 +169,7 @@ SCTP_STATIC void sctp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
    > skb->network_header = saveip;
    > skb->transport_header = savesctp;
    > if (!sk) {
    > - ICMP6_INC_STATS_BH(dev_net(skb->dev), idev, ICMP6_MIB_INERRORS);
    > + ICMP6_INC_STATS_BH(net, idev, ICMP6_MIB_INERRORS);
    > goto out;
    > }
    >
    > @@ -243,7 +243,7 @@ static int sctp_v6_xmit(struct sk_buff *skb, struct sctp_transport *transport)
    > __func__, skb, skb->len,
    > &fl6.saddr, &fl6.daddr);
    >
    > - SCTP_INC_STATS(SCTP_MIB_OUTSCTPPACKS);
    > + SCTP_INC_STATS(sock_net(sk), SCTP_MIB_OUTSCTPPACKS);
    >
    > if (!(transport->param_flags & SPP_PMTUD_ENABLE))
    > skb->local_df = 1;
    > diff --git a/net/sctp/output.c b/net/sctp/output.c
    > index 838e18b..0c6359b 100644
    > --- a/net/sctp/output.c
    > +++ b/net/sctp/output.c
    > @@ -597,7 +597,7 @@ out:
    > return err;
    > no_route:
    > kfree_skb(nskb);
    > - IP_INC_STATS_BH(&init_net, IPSTATS_MIB_OUTNOROUTES);
    > + IP_INC_STATS_BH(sock_net(asoc->base.sk), IPSTATS_MIB_OUTNOROUTES);
    >
    > /* FIXME: Returning the 'err' will effect all the associations
    > * associated with a socket, although only one of the paths of the
    > diff --git a/net/sctp/outqueue.c b/net/sctp/outqueue.c
    > index e7aa177c..072bf6a 100644
    > --- a/net/sctp/outqueue.c
    > +++ b/net/sctp/outqueue.c
    > @@ -299,6 +299,7 @@ void sctp_outq_free(struct sctp_outq *q)
    > /* Put a new chunk in an sctp_outq. */
    > int sctp_outq_tail(struct sctp_outq *q, struct sctp_chunk *chunk)
    > {
    > + struct net *net = sock_net(q->asoc->base.sk);
    > int error = 0;
    >
    > SCTP_DEBUG_PRINTK("sctp_outq_tail(%p, %p[%s])\n",
    > @@ -337,15 +338,15 @@ int sctp_outq_tail(struct sctp_outq *q, struct sctp_chunk *chunk)
    >
    > sctp_outq_tail_data(q, chunk);
    > if (chunk->chunk_hdr->flags & SCTP_DATA_UNORDERED)
    > - SCTP_INC_STATS(SCTP_MIB_OUTUNORDERCHUNKS);
    > + SCTP_INC_STATS(net, SCTP_MIB_OUTUNORDERCHUNKS);
    > else
    > - SCTP_INC_STATS(SCTP_MIB_OUTORDERCHUNKS);
    > + SCTP_INC_STATS(net, SCTP_MIB_OUTORDERCHUNKS);
    > q->empty = 0;
    > break;
    > }
    > } else {
    > list_add_tail(&chunk->list, &q->control_chunk_list);
    > - SCTP_INC_STATS(SCTP_MIB_OUTCTRLCHUNKS);
    > + SCTP_INC_STATS(net, SCTP_MIB_OUTCTRLCHUNKS);
    > }
    >
    > if (error < 0)
    > @@ -478,11 +479,12 @@ void sctp_retransmit_mark(struct sctp_outq *q,
    > void sctp_retransmit(struct sctp_outq *q, struct sctp_transport *transport,
    > sctp_retransmit_reason_t reason)
    > {
    > + struct net *net = sock_net(q->asoc->base.sk);
    > int error = 0;
    >
    > switch(reason) {
    > case SCTP_RTXR_T3_RTX:
    > - SCTP_INC_STATS(SCTP_MIB_T3_RETRANSMITS);
    > + SCTP_INC_STATS(net, SCTP_MIB_T3_RETRANSMITS);
    > sctp_transport_lower_cwnd(transport, SCTP_LOWER_CWND_T3_RTX);
    > /* Update the retran path if the T3-rtx timer has expired for
    > * the current retran path.
    > @@ -493,15 +495,15 @@ void sctp_retransmit(struct sctp_outq *q, struct sctp_transport *transport,
    > transport->asoc->unack_data;
    > break;
    > case SCTP_RTXR_FAST_RTX:
    > - SCTP_INC_STATS(SCTP_MIB_FAST_RETRANSMITS);
    > + SCTP_INC_STATS(net, SCTP_MIB_FAST_RETRANSMITS);
    > sctp_transport_lower_cwnd(transport, SCTP_LOWER_CWND_FAST_RTX);
    > q->fast_rtx = 1;
    > break;
    > case SCTP_RTXR_PMTUD:
    > - SCTP_INC_STATS(SCTP_MIB_PMTUD_RETRANSMITS);
    > + SCTP_INC_STATS(net, SCTP_MIB_PMTUD_RETRANSMITS);
    > break;
    > case SCTP_RTXR_T1_RTX:
    > - SCTP_INC_STATS(SCTP_MIB_T1_RETRANSMITS);
    > + SCTP_INC_STATS(net, SCTP_MIB_T1_RETRANSMITS);
    > transport->asoc->init_retries++;
    > break;
    > default:
    > @@ -1914,6 +1916,6 @@ static void sctp_generate_fwdtsn(struct sctp_outq *q, __u32 ctsn)
    >
    > if (ftsn_chunk) {
    > list_add_tail(&ftsn_chunk->list, &q->control_chunk_list);
    > - SCTP_INC_STATS(SCTP_MIB_OUTCTRLCHUNKS);
    > + SCTP_INC_STATS(sock_net(asoc->base.sk), SCTP_MIB_OUTCTRLCHUNKS);
    > }
    > }
    > diff --git a/net/sctp/proc.c b/net/sctp/proc.c
    > index dc79a3a..3e62ee5 100644
    > --- a/net/sctp/proc.c
    > +++ b/net/sctp/proc.c
    > @@ -83,12 +83,9 @@ static int sctp_snmp_seq_show(struct seq_file *seq, void *v)
    > struct net *net = seq->private;
    > int i;
    >
    > - if (!net_eq(net, &init_net))
    > - return 0;
    > -
    > for (i = 0; sctp_snmp_list[i].name != NULL; i++)
    > seq_printf(seq, "%-32s\t%ld\n", sctp_snmp_list[i].name,
    > - snmp_fold_field((void __percpu **)sctp_statistics,
    > + snmp_fold_field((void __percpu **)net->sctp.sctp_statistics,
    > sctp_snmp_list[i].entry));
    >
    > return 0;
    > diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
    > index ab35691..69bdc72 100644
    > --- a/net/sctp/protocol.c
    > +++ b/net/sctp/protocol.c
    > @@ -69,7 +69,6 @@
    >
    > /* Global data structures. */
    > struct sctp_globals sctp_globals __read_mostly;
    > -DEFINE_SNMP_STAT(struct sctp_mib, sctp_statistics) __read_mostly;
    >
    > struct idr sctp_assocs_id;
    > DEFINE_SPINLOCK(sctp_assocs_id_lock);
    > @@ -961,7 +960,7 @@ static inline int sctp_v4_xmit(struct sk_buff *skb,
    > inet->pmtudisc = transport->param_flags & SPP_PMTUD_ENABLE ?
    > IP_PMTUDISC_DO : IP_PMTUDISC_DONT;
    >
    > - SCTP_INC_STATS(SCTP_MIB_OUTSCTPPACKS);
    > + SCTP_INC_STATS(sock_net(&inet->sk), SCTP_MIB_OUTSCTPPACKS);
    > return ip_queue_xmit(skb, &transport->fl);
    > }
    >
    > @@ -1102,16 +1101,16 @@ int sctp_register_pf(struct sctp_pf *pf, sa_family_t family)
    > return 1;
    > }
    >
    > -static inline int init_sctp_mibs(void)
    > +static inline int init_sctp_mibs(struct net *net)
    > {
    > - return snmp_mib_init((void __percpu **)sctp_statistics,
    > + return snmp_mib_init((void __percpu **)net->sctp.sctp_statistics,
    > sizeof(struct sctp_mib),
    > __alignof__(struct sctp_mib));
    > }
    >
    > -static inline void cleanup_sctp_mibs(void)
    > +static inline void cleanup_sctp_mibs(struct net *net)
    > {
    > - snmp_mib_free((void __percpu **)sctp_statistics);
    > + snmp_mib_free((void __percpu **)net->sctp.sctp_statistics);
    > }
    >
    > static void sctp_v4_pf_init(void)
    > @@ -1170,6 +1169,11 @@ static int sctp_net_init(struct net *net)
    > {
    > int status;
    >
    > + /* Allocate and initialise sctp mibs. */
    > + status = init_sctp_mibs(net);
    > + if (status)
    > + goto err_init_mibs;
    > +
    > /* Initialize proc fs directory. */
    > status = sctp_proc_init(net);
    > if (status)
    > @@ -1199,6 +1203,8 @@ static int sctp_net_init(struct net *net)
    > err_ctl_sock_init:
    > sctp_proc_exit(net);
    > err_init_proc:
    > + cleanup_sctp_mibs(net);
    > +err_init_mibs:
    > return status;
    > }
    >
    > @@ -1212,6 +1218,7 @@ static void sctp_net_exit(struct net *net)
    > inet_ctl_sock_destroy(net->sctp.ctl_sock);
    >
    > sctp_proc_exit(net);
    > + cleanup_sctp_mibs(net);
    > }
    >
    > static struct pernet_operations sctp_net_ops = {
    > @@ -1249,11 +1256,6 @@ SCTP_STATIC __init int sctp_init(void)
    > if (!sctp_chunk_cachep)
    > goto err_chunk_cachep;
    >
    > - /* Allocate and initialise sctp mibs. */
    > - status = init_sctp_mibs();
    > - if (status)
    > - goto err_init_mibs;
    > -
    > status = percpu_counter_init(&sctp_sockets_allocated, 0);
    > if (status)
    > goto err_percpu_counter_init;
    > @@ -1473,8 +1475,6 @@ err_ahash_alloc:
    > sctp_dbg_objcnt_exit();
    > percpu_counter_destroy(&sctp_sockets_allocated);
    > err_percpu_counter_init:
    > - cleanup_sctp_mibs();
    > -err_init_mibs:
    > kmem_cache_destroy(sctp_chunk_cachep);
    > err_chunk_cachep:
    > kmem_cache_destroy(sctp_bucket_cachep);
    > @@ -1514,7 +1514,6 @@ SCTP_STATIC __exit void sctp_exit(void)
    >
    > sctp_dbg_objcnt_exit();
    > percpu_counter_destroy(&sctp_sockets_allocated);
    > - cleanup_sctp_mibs();
    >
    > rcu_barrier(); /* Wait for completion of call_rcu()'s */
    >
    > diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c
    > index f2daf61..bee5e2c 100644
    > --- a/net/sctp/sm_statefuns.c
    > +++ b/net/sctp/sm_statefuns.c
    > @@ -213,6 +213,7 @@ sctp_disposition_t sctp_sf_do_4_C(const struct sctp_endpoint *ep,
    > {
    > struct sctp_chunk *chunk = arg;
    > struct sctp_ulpevent *ev;
    > + struct net *net;
    >
    > if (!sctp_vtag_verify_either(chunk, asoc))
    > return sctp_sf_pdiscard(ep, asoc, type, arg, commands);
    > @@ -260,8 +261,9 @@ sctp_disposition_t sctp_sf_do_4_C(const struct sctp_endpoint *ep,
    > sctp_add_cmd_sf(commands, SCTP_CMD_NEW_STATE,
    > SCTP_STATE(SCTP_STATE_CLOSED));
    >
    > - SCTP_INC_STATS(SCTP_MIB_SHUTDOWNS);
    > - SCTP_DEC_STATS(SCTP_MIB_CURRESTAB);
    > + net = sock_net(asoc->base.sk);
    > + SCTP_INC_STATS(net, SCTP_MIB_SHUTDOWNS);
    > + SCTP_DEC_STATS(net, SCTP_MIB_CURRESTAB);
    >
    > sctp_add_cmd_sf(commands, SCTP_CMD_DELETE_TCB, SCTP_NULL());
    >
    > @@ -322,7 +324,7 @@ sctp_disposition_t sctp_sf_do_5_1B_init(const struct sctp_endpoint *ep,
    > */
    > net = sock_net(ep->base.sk);
    > if (ep == sctp_sk(net->sctp.ctl_sock)->ep) {
    > - SCTP_INC_STATS(SCTP_MIB_OUTOFBLUES);
    > + SCTP_INC_STATS(net, SCTP_MIB_OUTOFBLUES);
    > return sctp_sf_tabort_8_4_8(ep, asoc, type, arg, commands);
    > }
    >
    > @@ -369,7 +371,7 @@ sctp_disposition_t sctp_sf_do_5_1B_init(const struct sctp_endpoint *ep,
    > if (packet) {
    > sctp_add_cmd_sf(commands, SCTP_CMD_SEND_PKT,
    > SCTP_PACKET(packet));
    > - SCTP_INC_STATS(SCTP_MIB_OUTCTRLCHUNKS);
    > + SCTP_INC_STATS(net, SCTP_MIB_OUTCTRLCHUNKS);
    > return SCTP_DISPOSITION_CONSUME;
    > } else {
    > return SCTP_DISPOSITION_NOMEM;
    > @@ -540,7 +542,7 @@ sctp_disposition_t sctp_sf_do_5_1C_ack(const struct sctp_endpoint *ep,
    > if (packet) {
    > sctp_add_cmd_sf(commands, SCTP_CMD_SEND_PKT,
    > SCTP_PACKET(packet));
    > - SCTP_INC_STATS(SCTP_MIB_OUTCTRLCHUNKS);
    > + SCTP_INC_STATS(sock_net(ep->base.sk), SCTP_MIB_OUTCTRLCHUNKS);
    > error = SCTP_ERROR_INV_PARAM;
    > }
    > }
    > @@ -559,7 +561,7 @@ sctp_disposition_t sctp_sf_do_5_1C_ack(const struct sctp_endpoint *ep,
    > if (sctp_auth_recv_cid(SCTP_CID_ABORT, asoc))
    > return sctp_sf_pdiscard(ep, asoc, type, arg, commands);
    >
    > - SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
    > + SCTP_INC_STATS(sock_net(ep->base.sk), SCTP_MIB_ABORTEDS);
    > return sctp_stop_t1_and_abort(commands, error, ECONNREFUSED,
    > asoc, chunk->transport);
    > }
    > @@ -656,7 +658,7 @@ sctp_disposition_t sctp_sf_do_5_1D_ce(const struct sctp_endpoint *ep,
    > */
    > net = sock_net(ep->base.sk);
    > if (ep == sctp_sk(net->sctp.ctl_sock)->ep) {
    > - SCTP_INC_STATS(SCTP_MIB_OUTOFBLUES);
    > + SCTP_INC_STATS(net, SCTP_MIB_OUTOFBLUES);
    > return sctp_sf_tabort_8_4_8(ep, asoc, type, arg, commands);
    > }
    >
    > @@ -809,8 +811,8 @@ sctp_disposition_t sctp_sf_do_5_1D_ce(const struct sctp_endpoint *ep,
    > sctp_add_cmd_sf(commands, SCTP_CMD_NEW_ASOC, SCTP_ASOC(new_asoc));
    > sctp_add_cmd_sf(commands, SCTP_CMD_NEW_STATE,
    > SCTP_STATE(SCTP_STATE_ESTABLISHED));
    > - SCTP_INC_STATS(SCTP_MIB_CURRESTAB);
    > - SCTP_INC_STATS(SCTP_MIB_PASSIVEESTABS);
    > + SCTP_INC_STATS(net, SCTP_MIB_CURRESTAB);
    > + SCTP_INC_STATS(net, SCTP_MIB_PASSIVEESTABS);
    > sctp_add_cmd_sf(commands, SCTP_CMD_HB_TIMERS_START, SCTP_NULL());
    >
    > if (new_asoc->autoclose)
    > @@ -868,6 +870,7 @@ sctp_disposition_t sctp_sf_do_5_1E_ca(const struct sctp_endpoint *ep,
    > {
    > struct sctp_chunk *chunk = arg;
    > struct sctp_ulpevent *ev;
    > + struct net *net;
    >
    > if (!sctp_vtag_verify(chunk, asoc))
    > return sctp_sf_pdiscard(ep, asoc, type, arg, commands);
    > @@ -897,8 +900,9 @@ sctp_disposition_t sctp_sf_do_5_1E_ca(const struct sctp_endpoint *ep,
    > SCTP_TO(SCTP_EVENT_TIMEOUT_T1_COOKIE));
    > sctp_add_cmd_sf(commands, SCTP_CMD_NEW_STATE,
    > SCTP_STATE(SCTP_STATE_ESTABLISHED));
    > - SCTP_INC_STATS(SCTP_MIB_CURRESTAB);
    > - SCTP_INC_STATS(SCTP_MIB_ACTIVEESTABS);
    > + net = sock_net(ep->base.sk);
    > + SCTP_INC_STATS(net, SCTP_MIB_CURRESTAB);
    > + SCTP_INC_STATS(net, SCTP_MIB_ACTIVEESTABS);
    > sctp_add_cmd_sf(commands, SCTP_CMD_HB_TIMERS_START, SCTP_NULL());
    > if (asoc->autoclose)
    > sctp_add_cmd_sf(commands, SCTP_CMD_TIMER_START,
    > @@ -972,13 +976,15 @@ sctp_disposition_t sctp_sf_sendbeat_8_3(const struct sctp_endpoint *ep,
    > struct sctp_transport *transport = (struct sctp_transport *) arg;
    >
    > if (asoc->overall_error_count >= asoc->max_retrans) {
    > + struct net *net;
    > sctp_add_cmd_sf(commands, SCTP_CMD_SET_SK_ERR,
    > SCTP_ERROR(ETIMEDOUT));
    > /* CMD_ASSOC_FAILED calls CMD_DELETE_TCB. */
    > sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
    > SCTP_PERR(SCTP_ERROR_NO_ERROR));
    > - SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
    > - SCTP_DEC_STATS(SCTP_MIB_CURRESTAB);
    > + net = sock_net(ep->base.sk);
    > + SCTP_INC_STATS(net, SCTP_MIB_ABORTEDS);
    > + SCTP_DEC_STATS(net, SCTP_MIB_CURRESTAB);
    > return SCTP_DISPOSITION_DELETE_TCB;
    > }
    >
    > @@ -1213,7 +1219,7 @@ static int sctp_sf_send_restart_abort(struct net *net, union sctp_addr *ssa,
    > goto out;
    > sctp_add_cmd_sf(commands, SCTP_CMD_SEND_PKT, SCTP_PACKET(pkt));
    >
    > - SCTP_INC_STATS(SCTP_MIB_OUTCTRLCHUNKS);
    > + SCTP_INC_STATS(net, SCTP_MIB_OUTCTRLCHUNKS);
    >
    > /* Discard the rest of the inbound packet. */
    > sctp_add_cmd_sf(commands, SCTP_CMD_DISCARD_PACKET, SCTP_NULL());
    > @@ -1427,7 +1433,7 @@ static sctp_disposition_t sctp_sf_do_unexpected_init(
    > if (packet) {
    > sctp_add_cmd_sf(commands, SCTP_CMD_SEND_PKT,
    > SCTP_PACKET(packet));
    > - SCTP_INC_STATS(SCTP_MIB_OUTCTRLCHUNKS);
    > + SCTP_INC_STATS(sock_net(ep->base.sk), SCTP_MIB_OUTCTRLCHUNKS);
    > retval = SCTP_DISPOSITION_CONSUME;
    > } else {
    > retval = SCTP_DISPOSITION_NOMEM;
    > @@ -1791,7 +1797,7 @@ static sctp_disposition_t sctp_sf_do_dupcook_b(const struct sctp_endpoint *ep,
    > sctp_add_cmd_sf(commands, SCTP_CMD_UPDATE_ASSOC, SCTP_ASOC(new_asoc));
    > sctp_add_cmd_sf(commands, SCTP_CMD_NEW_STATE,
    > SCTP_STATE(SCTP_STATE_ESTABLISHED));
    > - SCTP_INC_STATS(SCTP_MIB_CURRESTAB);
    > + SCTP_INC_STATS(sock_net(new_asoc->base.sk), SCTP_MIB_CURRESTAB);
    > sctp_add_cmd_sf(commands, SCTP_CMD_HB_TIMERS_START, SCTP_NULL());
    >
    > repl = sctp_make_cookie_ack(new_asoc, chunk);
    > @@ -1883,7 +1889,7 @@ static sctp_disposition_t sctp_sf_do_dupcook_d(const struct sctp_endpoint *ep,
    > SCTP_TO(SCTP_EVENT_TIMEOUT_T1_COOKIE));
    > sctp_add_cmd_sf(commands, SCTP_CMD_NEW_STATE,
    > SCTP_STATE(SCTP_STATE_ESTABLISHED));
    > - SCTP_INC_STATS(SCTP_MIB_CURRESTAB);
    > + SCTP_INC_STATS(sock_net(asoc->base.sk), SCTP_MIB_CURRESTAB);
    > sctp_add_cmd_sf(commands, SCTP_CMD_HB_TIMERS_START,
    > SCTP_NULL());
    >
    > @@ -2417,6 +2423,7 @@ static sctp_disposition_t __sctp_sf_do_9_1_abort(const struct sctp_endpoint *ep,
    > struct sctp_chunk *chunk = arg;
    > unsigned int len;
    > __be16 error = SCTP_ERROR_NO_ERROR;
    > + struct net *net;
    >
    > /* See if we have an error cause code in the chunk. */
    > len = ntohs(chunk->chunk_hdr->length);
    > @@ -2433,8 +2440,9 @@ static sctp_disposition_t __sctp_sf_do_9_1_abort(const struct sctp_endpoint *ep,
    > sctp_add_cmd_sf(commands, SCTP_CMD_SET_SK_ERR, SCTP_ERROR(ECONNRESET));
    > /* ASSOC_FAILED will DELETE_TCB. */
    > sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED, SCTP_PERR(error));
    > - SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
    > - SCTP_DEC_STATS(SCTP_MIB_CURRESTAB);
    > + net = sock_net(ep->base.sk);
    > + SCTP_INC_STATS(net, SCTP_MIB_ABORTEDS);
    > + SCTP_DEC_STATS(net, SCTP_MIB_CURRESTAB);
    >
    > return SCTP_DISPOSITION_ABORT;
    > }
    > @@ -2521,7 +2529,7 @@ static sctp_disposition_t sctp_stop_t1_and_abort(sctp_cmd_seq_t *commands,
    > SCTP_DEBUG_PRINTK("ABORT received (INIT).\n");
    > sctp_add_cmd_sf(commands, SCTP_CMD_NEW_STATE,
    > SCTP_STATE(SCTP_STATE_CLOSED));
    > - SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
    > + SCTP_INC_STATS(sock_net(asoc->base.sk), SCTP_MIB_ABORTEDS);
    > sctp_add_cmd_sf(commands, SCTP_CMD_TIMER_STOP,
    > SCTP_TO(SCTP_EVENT_TIMEOUT_T1_INIT));
    > sctp_add_cmd_sf(commands, SCTP_CMD_SET_SK_ERR, SCTP_ERROR(sk_err));
    > @@ -2904,11 +2912,11 @@ sctp_disposition_t sctp_sf_eat_data_6_2(const struct sctp_endpoint *ep,
    > break;
    > case SCTP_IERROR_HIGH_TSN:
    > case SCTP_IERROR_BAD_STREAM:
    > - SCTP_INC_STATS(SCTP_MIB_IN_DATA_CHUNK_DISCARDS);
    > + SCTP_INC_STATS(sock_net(asoc->base.sk), SCTP_MIB_IN_DATA_CHUNK_DISCARDS);
    > goto discard_noforce;
    > case SCTP_IERROR_DUP_TSN:
    > case SCTP_IERROR_IGNORE_TSN:
    > - SCTP_INC_STATS(SCTP_MIB_IN_DATA_CHUNK_DISCARDS);
    > + SCTP_INC_STATS(sock_net(asoc->base.sk), SCTP_MIB_IN_DATA_CHUNK_DISCARDS);
    > goto discard_force;
    > case SCTP_IERROR_NO_DATA:
    > goto consume;
    > @@ -3197,7 +3205,7 @@ static sctp_disposition_t sctp_sf_tabort_8_4_8(const struct sctp_endpoint *ep,
    > sctp_add_cmd_sf(commands, SCTP_CMD_SEND_PKT,
    > SCTP_PACKET(packet));
    >
    > - SCTP_INC_STATS(SCTP_MIB_OUTCTRLCHUNKS);
    > + SCTP_INC_STATS(net, SCTP_MIB_OUTCTRLCHUNKS);
    >
    > sctp_sf_pdiscard(ep, asoc, type, arg, commands);
    > return SCTP_DISPOSITION_CONSUME;
    > @@ -3260,6 +3268,7 @@ sctp_disposition_t sctp_sf_do_9_2_final(const struct sctp_endpoint *ep,
    > struct sctp_chunk *chunk = arg;
    > struct sctp_chunk *reply;
    > struct sctp_ulpevent *ev;
    > + struct net *net;
    >
    > if (!sctp_vtag_verify(chunk, asoc))
    > return sctp_sf_pdiscard(ep, asoc, type, arg, commands);
    > @@ -3299,8 +3308,9 @@ sctp_disposition_t sctp_sf_do_9_2_final(const struct sctp_endpoint *ep,
    >
    > sctp_add_cmd_sf(commands, SCTP_CMD_NEW_STATE,
    > SCTP_STATE(SCTP_STATE_CLOSED));
    > - SCTP_INC_STATS(SCTP_MIB_SHUTDOWNS);
    > - SCTP_DEC_STATS(SCTP_MIB_CURRESTAB);
    > + net = sock_net(asoc->base.sk);
    > + SCTP_INC_STATS(net, SCTP_MIB_SHUTDOWNS);
    > + SCTP_DEC_STATS(net, SCTP_MIB_CURRESTAB);
    > sctp_add_cmd_sf(commands, SCTP_CMD_REPLY, SCTP_CHUNK(reply));
    >
    > /* ...and remove all record of the association. */
    > @@ -3346,8 +3356,10 @@ sctp_disposition_t sctp_sf_ootb(const struct sctp_endpoint *ep,
    > __u8 *ch_end;
    > int ootb_shut_ack = 0;
    > int ootb_cookie_ack = 0;
    > + struct net *net;
    >
    > - SCTP_INC_STATS(SCTP_MIB_OUTOFBLUES);
    > + net = sock_net(asoc->base.sk);
    > + SCTP_INC_STATS(net, SCTP_MIB_OUTOFBLUES);
    >
    > ch = (sctp_chunkhdr_t *) chunk->chunk_hdr;
    > do {
    > @@ -3461,7 +3473,7 @@ static sctp_disposition_t sctp_sf_shut_8_4_5(const struct sctp_endpoint *ep,
    > sctp_add_cmd_sf(commands, SCTP_CMD_SEND_PKT,
    > SCTP_PACKET(packet));
    >
    > - SCTP_INC_STATS(SCTP_MIB_OUTCTRLCHUNKS);
    > + SCTP_INC_STATS(net, SCTP_MIB_OUTCTRLCHUNKS);
    >
    > /* If the chunk length is invalid, we don't want to process
    > * the reset of the packet.
    > @@ -3508,7 +3520,7 @@ sctp_disposition_t sctp_sf_do_8_5_1_E_sa(const struct sctp_endpoint *ep,
    > * packet and the state function that handles OOTB SHUTDOWN_ACK is
    > * called with a NULL association.
    > */
    > - SCTP_INC_STATS(SCTP_MIB_OUTOFBLUES);
    > + SCTP_INC_STATS(sock_net(ep->base.sk), SCTP_MIB_OUTOFBLUES);
    >
    > return sctp_sf_shut_8_4_5(ep, NULL, type, arg, commands);
    > }
    > @@ -3699,6 +3711,7 @@ sctp_disposition_t sctp_sf_do_asconf_ack(const struct sctp_endpoint *ep,
    > */
    > if (ADDIP_SERIAL_gte(rcvd_serial, sent_serial + 1) &&
    > !(asoc->addip_last_asconf)) {
    > + struct net *net;
    > abort = sctp_make_abort(asoc, asconf_ack,
    > sizeof(sctp_errhdr_t));
    > if (abort) {
    > @@ -3716,12 +3729,14 @@ sctp_disposition_t sctp_sf_do_asconf_ack(const struct sctp_endpoint *ep,
    > SCTP_ERROR(ECONNABORTED));
    > sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
    > SCTP_PERR(SCTP_ERROR_ASCONF_ACK));
    > - SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
    > - SCTP_DEC_STATS(SCTP_MIB_CURRESTAB);
    > + net = sock_net(asoc->base.sk);
    > + SCTP_INC_STATS(net, SCTP_MIB_ABORTEDS);
    > + SCTP_DEC_STATS(net, SCTP_MIB_CURRESTAB);
    > return SCTP_DISPOSITION_ABORT;
    > }
    >
    > if ((rcvd_serial == sent_serial) && asoc->addip_last_asconf) {
    > + struct net *net;
    > sctp_add_cmd_sf(commands, SCTP_CMD_TIMER_STOP,
    > SCTP_TO(SCTP_EVENT_TIMEOUT_T4_RTO));
    >
    > @@ -3750,8 +3765,9 @@ sctp_disposition_t sctp_sf_do_asconf_ack(const struct sctp_endpoint *ep,
    > SCTP_ERROR(ECONNABORTED));
    > sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
    > SCTP_PERR(SCTP_ERROR_ASCONF_ACK));
    > - SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
    > - SCTP_DEC_STATS(SCTP_MIB_CURRESTAB);
    > + net = sock_net(asoc->base.sk);
    > + SCTP_INC_STATS(net, SCTP_MIB_ABORTEDS);
    > + SCTP_DEC_STATS(net, SCTP_MIB_CURRESTAB);
    > return SCTP_DISPOSITION_ABORT;
    > }
    >
    > @@ -4222,7 +4238,7 @@ sctp_disposition_t sctp_sf_pdiscard(const struct sctp_endpoint *ep,
    > void *arg,
    > sctp_cmd_seq_t *commands)
    > {
    > - SCTP_INC_STATS(SCTP_MIB_IN_PKT_DISCARDS);
    > + SCTP_INC_STATS(sock_net(asoc->base.sk), SCTP_MIB_IN_PKT_DISCARDS);
    > sctp_add_cmd_sf(commands, SCTP_CMD_DISCARD_PACKET, SCTP_NULL());
    >
    > return SCTP_DISPOSITION_CONSUME;
    > @@ -4315,7 +4331,7 @@ static sctp_disposition_t sctp_sf_abort_violation(
    > }
    >
    > sctp_add_cmd_sf(commands, SCTP_CMD_REPLY, SCTP_CHUNK(abort));
    > - SCTP_INC_STATS(SCTP_MIB_OUTCTRLCHUNKS);
    > + SCTP_INC_STATS(net, SCTP_MIB_OUTCTRLCHUNKS);
    >
    > if (asoc->state <= SCTP_STATE_COOKIE_ECHOED) {
    > sctp_add_cmd_sf(commands, SCTP_CMD_TIMER_STOP,
    > @@ -4329,7 +4345,7 @@ static sctp_disposition_t sctp_sf_abort_violation(
    > SCTP_ERROR(ECONNABORTED));
    > sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
    > SCTP_PERR(SCTP_ERROR_PROTO_VIOLATION));
    > - SCTP_DEC_STATS(SCTP_MIB_CURRESTAB);
    > + SCTP_DEC_STATS(net, SCTP_MIB_CURRESTAB);
    > }
    > } else {
    > packet = sctp_ootb_pkt_new(net, asoc, chunk);
    > @@ -4347,10 +4363,10 @@ static sctp_disposition_t sctp_sf_abort_violation(
    > sctp_add_cmd_sf(commands, SCTP_CMD_SEND_PKT,
    > SCTP_PACKET(packet));
    >
    > - SCTP_INC_STATS(SCTP_MIB_OUTCTRLCHUNKS);
    > + SCTP_INC_STATS(net, SCTP_MIB_OUTCTRLCHUNKS);
    > }
    >
    > - SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
    > + SCTP_INC_STATS(net, SCTP_MIB_ABORTEDS);
    >
    > discard:
    > sctp_sf_pdiscard(ep, asoc, SCTP_ST_CHUNK(0), arg, commands);
    > @@ -4410,6 +4426,7 @@ static sctp_disposition_t sctp_sf_violation_paramlen(
    > struct sctp_chunk *chunk = arg;
    > struct sctp_paramhdr *param = ext;
    > struct sctp_chunk *abort = NULL;
    > + struct net *net;
    >
    > if (sctp_auth_recv_cid(SCTP_CID_ABORT, asoc))
    > goto discard;
    > @@ -4419,15 +4436,16 @@ static sctp_disposition_t sctp_sf_violation_paramlen(
    > if (!abort)
    > goto nomem;
    >
    > + net = sock_net(asoc->base.sk);
    > sctp_add_cmd_sf(commands, SCTP_CMD_REPLY, SCTP_CHUNK(abort));
    > - SCTP_INC_STATS(SCTP_MIB_OUTCTRLCHUNKS);
    > + SCTP_INC_STATS(net, SCTP_MIB_OUTCTRLCHUNKS);
    >
    > sctp_add_cmd_sf(commands, SCTP_CMD_SET_SK_ERR,
    > SCTP_ERROR(ECONNABORTED));
    > sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
    > SCTP_PERR(SCTP_ERROR_PROTO_VIOLATION));
    > - SCTP_DEC_STATS(SCTP_MIB_CURRESTAB);
    > - SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
    > + SCTP_DEC_STATS(net, SCTP_MIB_CURRESTAB);
    > + SCTP_INC_STATS(net, SCTP_MIB_ABORTEDS);
    >
    > discard:
    > sctp_sf_pdiscard(ep, asoc, SCTP_ST_CHUNK(0), arg, commands);
    > @@ -4757,6 +4775,7 @@ sctp_disposition_t sctp_sf_do_9_1_prm_abort(
    > */
    > struct sctp_chunk *abort = arg;
    > sctp_disposition_t retval;
    > + struct net *net;
    >
    > retval = SCTP_DISPOSITION_CONSUME;
    >
    > @@ -4772,8 +4791,9 @@ sctp_disposition_t sctp_sf_do_9_1_prm_abort(
    > sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
    > SCTP_PERR(SCTP_ERROR_USER_ABORT));
    >
    > - SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
    > - SCTP_DEC_STATS(SCTP_MIB_CURRESTAB);
    > + net = sock_net(asoc->base.sk);
    > + SCTP_INC_STATS(net, SCTP_MIB_ABORTEDS);
    > + SCTP_DEC_STATS(net, SCTP_MIB_CURRESTAB);
    >
    > return retval;
    > }
    > @@ -4824,13 +4844,15 @@ sctp_disposition_t sctp_sf_cookie_wait_prm_shutdown(
    > void *arg,
    > sctp_cmd_seq_t *commands)
    > {
    > + struct net *net = sock_net(asoc->base.sk);
    > +
    > sctp_add_cmd_sf(commands, SCTP_CMD_TIMER_STOP,
    > SCTP_TO(SCTP_EVENT_TIMEOUT_T1_INIT));
    >
    > sctp_add_cmd_sf(commands, SCTP_CMD_NEW_STATE,
    > SCTP_STATE(SCTP_STATE_CLOSED));
    >
    > - SCTP_INC_STATS(SCTP_MIB_SHUTDOWNS);
    > + SCTP_INC_STATS(net, SCTP_MIB_SHUTDOWNS);
    >
    > sctp_add_cmd_sf(commands, SCTP_CMD_DELETE_TCB, SCTP_NULL());
    >
    > @@ -4886,6 +4908,7 @@ sctp_disposition_t sctp_sf_cookie_wait_prm_abort(
    > {
    > struct sctp_chunk *abort = arg;
    > sctp_disposition_t retval;
    > + struct net *net = sock_net(asoc->base.sk);
    >
    > /* Stop T1-init timer */
    > sctp_add_cmd_sf(commands, SCTP_CMD_TIMER_STOP,
    > @@ -4897,7 +4920,7 @@ sctp_disposition_t sctp_sf_cookie_wait_prm_abort(
    > sctp_add_cmd_sf(commands, SCTP_CMD_NEW_STATE,
    > SCTP_STATE(SCTP_STATE_CLOSED));
    >
    > - SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
    > + SCTP_INC_STATS(net, SCTP_MIB_ABORTEDS);
    >
    > /* Even if we can't send the ABORT due to low memory delete the
    > * TCB. This is a departure from our typical NOMEM handling.
    > @@ -5318,8 +5341,9 @@ sctp_disposition_t sctp_sf_do_6_3_3_rtx(const struct sctp_endpoint *ep,
    > sctp_cmd_seq_t *commands)
    > {
    > struct sctp_transport *transport = arg;
    > + struct net *net = sock_net(asoc->base.sk);
    >
    > - SCTP_INC_STATS(SCTP_MIB_T3_RTX_EXPIREDS);
    > + SCTP_INC_STATS(net, SCTP_MIB_T3_RTX_EXPIREDS);
    >
    > if (asoc->overall_error_count >= asoc->max_retrans) {
    > if (asoc->state == SCTP_STATE_SHUTDOWN_PENDING) {
    > @@ -5340,8 +5364,8 @@ sctp_disposition_t sctp_sf_do_6_3_3_rtx(const struct sctp_endpoint *ep,
    > /* CMD_ASSOC_FAILED calls CMD_DELETE_TCB. */
    > sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
    > SCTP_PERR(SCTP_ERROR_NO_ERROR));
    > - SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
    > - SCTP_DEC_STATS(SCTP_MIB_CURRESTAB);
    > + SCTP_INC_STATS(net, SCTP_MIB_ABORTEDS);
    > + SCTP_DEC_STATS(net, SCTP_MIB_CURRESTAB);
    > return SCTP_DISPOSITION_DELETE_TCB;
    > }
    > }
    > @@ -5403,7 +5427,8 @@ sctp_disposition_t sctp_sf_do_6_2_sack(const struct sctp_endpoint *ep,
    > void *arg,
    > sctp_cmd_seq_t *commands)
    > {
    > - SCTP_INC_STATS(SCTP_MIB_DELAY_SACK_EXPIREDS);
    > + struct net *net = sock_net(asoc->base.sk);
    > + SCTP_INC_STATS(net, SCTP_MIB_DELAY_SACK_EXPIREDS);
    > sctp_add_cmd_sf(commands, SCTP_CMD_GEN_SACK, SCTP_FORCE());
    > return SCTP_DISPOSITION_CONSUME;
    > }
    > @@ -5436,9 +5461,10 @@ sctp_disposition_t sctp_sf_t1_init_timer_expire(const struct sctp_endpoint *ep,
    > struct sctp_chunk *repl = NULL;
    > struct sctp_bind_addr *bp;
    > int attempts = asoc->init_err_counter + 1;
    > + struct net *net = sock_net(asoc->base.sk);
    >
    > SCTP_DEBUG_PRINTK("Timer T1 expired (INIT).\n");
    > - SCTP_INC_STATS(SCTP_MIB_T1_INIT_EXPIREDS);
    > + SCTP_INC_STATS(net, SCTP_MIB_T1_INIT_EXPIREDS);
    >
    > if (attempts <= asoc->max_init_attempts) {
    > bp = (struct sctp_bind_addr *) &asoc->base.bind_addr;
    > @@ -5496,9 +5522,10 @@ sctp_disposition_t sctp_sf_t1_cookie_timer_expire(const struct sctp_endpoint *ep
    > {
    > struct sctp_chunk *repl = NULL;
    > int attempts = asoc->init_err_counter + 1;
    > + struct net *net = sock_net(asoc->base.sk);
    >
    > SCTP_DEBUG_PRINTK("Timer T1 expired (COOKIE-ECHO).\n");
    > - SCTP_INC_STATS(SCTP_MIB_T1_COOKIE_EXPIREDS);
    > + SCTP_INC_STATS(net, SCTP_MIB_T1_COOKIE_EXPIREDS);
    >
    > if (attempts <= asoc->max_init_attempts) {
    > repl = sctp_make_cookie_echo(asoc, NULL);
    > @@ -5543,9 +5570,10 @@ sctp_disposition_t sctp_sf_t2_timer_expire(const struct sctp_endpoint *ep,
    > sctp_cmd_seq_t *commands)
    > {
    > struct sctp_chunk *reply = NULL;
    > + struct net *net = sock_net(asoc->base.sk);
    >
    > SCTP_DEBUG_PRINTK("Timer T2 expired.\n");
    > - SCTP_INC_STATS(SCTP_MIB_T2_SHUTDOWN_EXPIREDS);
    > + SCTP_INC_STATS(net, SCTP_MIB_T2_SHUTDOWN_EXPIREDS);
    >
    > ((struct sctp_association *)asoc)->shutdown_retries++;
    >
    > @@ -5555,8 +5583,8 @@ sctp_disposition_t sctp_sf_t2_timer_expire(const struct sctp_endpoint *ep,
    > /* Note: CMD_ASSOC_FAILED calls CMD_DELETE_TCB. */
    > sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
    > SCTP_PERR(SCTP_ERROR_NO_ERROR));
    > - SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
    > - SCTP_DEC_STATS(SCTP_MIB_CURRESTAB);
    > + SCTP_INC_STATS(net, SCTP_MIB_ABORTEDS);
    > + SCTP_DEC_STATS(net, SCTP_MIB_CURRESTAB);
    > return SCTP_DISPOSITION_DELETE_TCB;
    > }
    >
    > @@ -5613,8 +5641,9 @@ sctp_disposition_t sctp_sf_t4_timer_expire(
    > {
    > struct sctp_chunk *chunk = asoc->addip_last_asconf;
    > struct sctp_transport *transport = chunk->transport;
    > + struct net *net = sock_net(asoc->base.sk);
    >
    > - SCTP_INC_STATS(SCTP_MIB_T4_RTO_EXPIREDS);
    > + SCTP_INC_STATS(net, SCTP_MIB_T4_RTO_EXPIREDS);
    >
    > /* ADDIP 4.1 B1) Increment the error counters and perform path failure
    > * detection on the appropriate destination address as defined in
    > @@ -5639,8 +5668,8 @@ sctp_disposition_t sctp_sf_t4_timer_expire(
    > SCTP_ERROR(ETIMEDOUT));
    > sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
    > SCTP_PERR(SCTP_ERROR_NO_ERROR));
    > - SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
    > - SCTP_DEC_STATS(SCTP_MIB_CURRESTAB);
    > + SCTP_INC_STATS(net, SCTP_MIB_ABORTEDS);
    > + SCTP_DEC_STATS(net, SCTP_MIB_CURRESTAB);
    > return SCTP_DISPOSITION_ABORT;
    > }
    >
    > @@ -5682,9 +5711,10 @@ sctp_disposition_t sctp_sf_t5_timer_expire(const struct sctp_endpoint *ep,
    > sctp_cmd_seq_t *commands)
    > {
    > struct sctp_chunk *reply = NULL;
    > + struct net *net = sock_net(asoc->base.sk);
    >
    > SCTP_DEBUG_PRINTK("Timer T5 expired.\n");
    > - SCTP_INC_STATS(SCTP_MIB_T5_SHUTDOWN_GUARD_EXPIREDS);
    > + SCTP_INC_STATS(net, SCTP_MIB_T5_SHUTDOWN_GUARD_EXPIREDS);
    >
    > reply = sctp_make_abort(asoc, NULL, 0);
    > if (!reply)
    > @@ -5696,8 +5726,8 @@ sctp_disposition_t sctp_sf_t5_timer_expire(const struct sctp_endpoint *ep,
    > sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
    > SCTP_PERR(SCTP_ERROR_NO_ERROR));
    >
    > - SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
    > - SCTP_DEC_STATS(SCTP_MIB_CURRESTAB);
    > + SCTP_INC_STATS(net, SCTP_MIB_ABORTEDS);
    > + SCTP_DEC_STATS(net, SCTP_MIB_CURRESTAB);
    >
    > return SCTP_DISPOSITION_DELETE_TCB;
    > nomem:
    > @@ -5716,9 +5746,10 @@ sctp_disposition_t sctp_sf_autoclose_timer_expire(
    > void *arg,
    > sctp_cmd_seq_t *commands)
    > {
    > + struct net *net = sock_net(asoc->base.sk);
    > int disposition;
    >
    > - SCTP_INC_STATS(SCTP_MIB_AUTOCLOSE_EXPIREDS);
    > + SCTP_INC_STATS(net, SCTP_MIB_AUTOCLOSE_EXPIREDS);
    >
    > /* From 9.2 Shutdown of an Association
    > * Upon receipt of the SHUTDOWN primitive from its upper
    > @@ -5976,7 +6007,7 @@ static void sctp_send_stale_cookie_err(const struct sctp_endpoint *ep,
    > sctp_packet_append_chunk(packet, err_chunk);
    > sctp_add_cmd_sf(commands, SCTP_CMD_SEND_PKT,
    > SCTP_PACKET(packet));
    > - SCTP_INC_STATS(SCTP_MIB_OUTCTRLCHUNKS);
    > + SCTP_INC_STATS(net, SCTP_MIB_OUTCTRLCHUNKS);
    > } else
    > sctp_chunk_free (err_chunk);
    > }
    > @@ -5996,6 +6027,7 @@ static int sctp_eat_data(const struct sctp_association *asoc,
    > __u32 tsn;
    > struct sctp_tsnmap *map = (struct sctp_tsnmap *)&asoc->peer.tsn_map;
    > struct sock *sk = asoc->base.sk;
    > + struct net *net;
    > u16 ssn;
    > u16 sid;
    > u8 ordered = 0;
    > @@ -6112,6 +6144,7 @@ static int sctp_eat_data(const struct sctp_association *asoc,
    > * No User Data: This error cause is returned to the originator of a
    > * DATA chunk if a received DATA chunk has no user data.
    > */
    > + net = sock_net(sk);
    > if (unlikely(0 == datalen)) {
    > err = sctp_make_abort_no_data(asoc, chunk, tsn);
    > if (err) {
    > @@ -6126,8 +6159,8 @@ static int sctp_eat_data(const struct sctp_association *asoc,
    > SCTP_ERROR(ECONNABORTED));
    > sctp_add_cmd_sf(commands, SCTP_CMD_ASSOC_FAILED,
    > SCTP_PERR(SCTP_ERROR_NO_DATA));
    > - SCTP_INC_STATS(SCTP_MIB_ABORTEDS);
    > - SCTP_DEC_STATS(SCTP_MIB_CURRESTAB);
    > + SCTP_INC_STATS(net, SCTP_MIB_ABORTEDS);
    > + SCTP_DEC_STATS(net, SCTP_MIB_CURRESTAB);
    > return SCTP_IERROR_NO_DATA;
    > }
    >
    > @@ -6137,9 +6170,9 @@ static int sctp_eat_data(const struct sctp_association *asoc,
    > * if we renege and the chunk arrives again.
    > */
    > if (chunk->chunk_hdr->flags & SCTP_DATA_UNORDERED)
    > - SCTP_INC_STATS(SCTP_MIB_INUNORDERCHUNKS);
    > + SCTP_INC_STATS(net, SCTP_MIB_INUNORDERCHUNKS);
    > else {
    > - SCTP_INC_STATS(SCTP_MIB_INORDERCHUNKS);
    > + SCTP_INC_STATS(net, SCTP_MIB_INORDERCHUNKS);
    > ordered = 1;
    > }
    >
    > diff --git a/net/sctp/ulpqueue.c b/net/sctp/ulpqueue.c
    > index f5a6a4f..360d869 100644
    > --- a/net/sctp/ulpqueue.c
    > +++ b/net/sctp/ulpqueue.c
    > @@ -326,7 +326,9 @@ static void sctp_ulpq_store_reasm(struct sctp_ulpq *ulpq,
    > * payload was fragmented on the way and ip had to reassemble them.
    > * We add the rest of skb's to the first skb's fraglist.
    > */
    > -static struct sctp_ulpevent *sctp_make_reassembled_event(struct sk_buff_head *queue, struct sk_buff *f_frag, struct sk_buff *l_frag)
    > +static struct sctp_ulpevent *sctp_make_reassembled_event(struct net *net,
    > + struct sk_buff_head *queue, struct sk_buff *f_frag,
    > + struct sk_buff *l_frag)
    > {
    > struct sk_buff *pos;
    > struct sk_buff *new = NULL;
    > @@ -394,7 +396,7 @@ static struct sctp_ulpevent *sctp_make_reassembled_event(struct sk_buff_head *qu
    > }
    >
    > event = sctp_skb2event(f_frag);
    > - SCTP_INC_STATS(SCTP_MIB_REASMUSRMSGS);
    > + SCTP_INC_STATS(net, SCTP_MIB_REASMUSRMSGS);
    >
    > return event;
    > }
    > @@ -493,7 +495,8 @@ static struct sctp_ulpevent *sctp_ulpq_retrieve_reassembled(struct sctp_ulpq *ul
    > cevent = sctp_skb2event(pd_first);
    > pd_point = sctp_sk(asoc->base.sk)->pd_point;
    > if (pd_point && pd_point <= pd_len) {
    > - retval = sctp_make_reassembled_event(&ulpq->reasm,
    > + retval = sctp_make_reassembled_event(sock_net(asoc->base.sk),
    > + &ulpq->reasm,
    > pd_first,
    > pd_last);
    > if (retval)
    > @@ -503,7 +506,8 @@ static struct sctp_ulpevent *sctp_ulpq_retrieve_reassembled(struct sctp_ulpq *ul
    > done:
    > return retval;
    > found:
    > - retval = sctp_make_reassembled_event(&ulpq->reasm, first_frag, pos);
    > + retval = sctp_make_reassembled_event(sock_net(ulpq->asoc->base.sk),
    > + &ulpq->reasm, first_frag, pos);
    > if (retval)
    > retval->msg_flags |= MSG_EOR;
    > goto done;
    > @@ -563,7 +567,8 @@ static struct sctp_ulpevent *sctp_ulpq_retrieve_partial(struct sctp_ulpq *ulpq)
    > * further.
    > */
    > done:
    > - retval = sctp_make_reassembled_event(&ulpq->reasm, first_frag, last_frag);
    > + retval = sctp_make_reassembled_event(sock_net(ulpq->asoc->base.sk),
    > + &ulpq->reasm, first_frag, last_frag);
    > if (retval && is_last)
    > retval->msg_flags |= MSG_EOR;
    >
    > @@ -655,7 +660,8 @@ static struct sctp_ulpevent *sctp_ulpq_retrieve_first(struct sctp_ulpq *ulpq)
    > * further.
    > */
    > done:
    > - retval = sctp_make_reassembled_event(&ulpq->reasm, first_frag, last_frag);
    > + retval = sctp_make_reassembled_event(sock_net(ulpq->asoc->base.sk),
    > + &ulpq->reasm, first_frag, last_frag);
    > return retval;
    > }
    >
    >



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