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authorLinus Torvalds <torvalds@linux-foundation.org>2008-03-12 13:08:09 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-03-12 13:08:09 -0700
commit609eb39c8d8a8d2930780428f6cbe2f63eb84734 (patch)
tree0cf74a0e6e64531b31c5a1c9d45fbcb88f5e4d1f /net
parent123d43acd2e55cd7db792d17c7e906db42cada42 (diff)
parent22626216c46f2ec86287e75ea86dd9ac3df54265 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (47 commits) [SCTP]: Fix local_addr deletions during list traversals. net: fix build with CONFIG_NET=n [TCP]: Prevent sending past receiver window with TSO (at last skb) rt2x00: Add new D-Link USB ID rt2x00: never disable multicast because it disables broadcast too libertas: fix the 'compare command with itself' properly drivers/net/Kconfig: fix whitespace for GELIC_WIRELESS entry [NETFILTER]: nf_queue: don't return error when unregistering a non-existant handler [NETFILTER]: nfnetlink_queue: fix EPERM when binding/unbinding and instance 0 exists [NETFILTER]: nfnetlink_log: fix EPERM when binding/unbinding and instance 0 exists [NETFILTER]: nf_conntrack: replace horrible hack with ksize() [NETFILTER]: nf_conntrack: add \n to "expectation table full" message [NETFILTER]: xt_time: fix failure to match on Sundays [NETFILTER]: nfnetlink_log: fix computation of netlink skb size [NETFILTER]: nfnetlink_queue: fix computation of allocated size for netlink skb. [NETFILTER]: nfnetlink: fix ifdef in nfnetlink_compat.h [NET]: include <linux/types.h> into linux/ethtool.h for __u* typedef [NET]: Make /proc/net a symlink on /proc/self/net (v3) RxRPC: fix rxrpc_recvmsg()'s returning of msg_name net/enc28j60: oops fix ...
Diffstat (limited to 'net')
-rw-r--r--net/bluetooth/bnep/bnep.h2
-rw-r--r--net/bluetooth/bnep/sock.c4
-rw-r--r--net/bluetooth/hci_core.c4
-rw-r--r--net/bluetooth/hci_sock.c4
-rw-r--r--net/ipv4/tcp_output.c12
-rw-r--r--net/netfilter/nf_conntrack_expect.c2
-rw-r--r--net/netfilter/nf_conntrack_extend.c19
-rw-r--r--net/netfilter/nf_queue.c2
-rw-r--r--net/netfilter/nfnetlink_log.c32
-rw-r--r--net/netfilter/nfnetlink_queue.c17
-rw-r--r--net/netfilter/xt_time.c7
-rw-r--r--net/rxrpc/ar-recvmsg.c3
-rw-r--r--net/sctp/bind_addr.c4
-rw-r--r--net/sctp/ipv6.c4
-rw-r--r--net/sctp/protocol.c4
-rw-r--r--net/sctp/sm_make_chunk.c8
-rw-r--r--net/sctp/socket.c73
17 files changed, 126 insertions, 75 deletions
diff --git a/net/bluetooth/bnep/bnep.h b/net/bluetooth/bnep/bnep.h
index a2992280c3d..e69244dd8de 100644
--- a/net/bluetooth/bnep/bnep.h
+++ b/net/bluetooth/bnep/bnep.h
@@ -174,7 +174,7 @@ struct bnep_session {
void bnep_net_setup(struct net_device *dev);
int bnep_sock_init(void);
-int bnep_sock_cleanup(void);
+void bnep_sock_cleanup(void);
static inline int bnep_mc_hash(__u8 *addr)
{
diff --git a/net/bluetooth/bnep/sock.c b/net/bluetooth/bnep/sock.c
index 81065e548a1..201e5b1ce47 100644
--- a/net/bluetooth/bnep/sock.c
+++ b/net/bluetooth/bnep/sock.c
@@ -257,12 +257,10 @@ error:
return err;
}
-int __exit bnep_sock_cleanup(void)
+void __exit bnep_sock_cleanup(void)
{
if (bt_sock_unregister(BTPROTO_BNEP) < 0)
BT_ERR("Can't unregister BNEP socket");
proto_unregister(&bnep_proto);
-
- return 0;
}
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 930b58e7149..aec6929f5c1 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -902,8 +902,6 @@ int hci_unregister_dev(struct hci_dev *hdev)
BT_DBG("%p name %s type %d", hdev, hdev->name, hdev->type);
- hci_unregister_sysfs(hdev);
-
write_lock_bh(&hci_dev_list_lock);
list_del(&hdev->list);
write_unlock_bh(&hci_dev_list_lock);
@@ -915,6 +913,8 @@ int hci_unregister_dev(struct hci_dev *hdev)
hci_notify(hdev, HCI_DEV_UNREG);
+ hci_unregister_sysfs(hdev);
+
__hci_dev_put(hdev);
return 0;
diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
index 14991323c27..b5d4019d357 100644
--- a/net/bluetooth/hci_sock.c
+++ b/net/bluetooth/hci_sock.c
@@ -734,7 +734,7 @@ error:
return err;
}
-int __exit hci_sock_cleanup(void)
+void __exit hci_sock_cleanup(void)
{
if (bt_sock_unregister(BTPROTO_HCI) < 0)
BT_ERR("HCI socket unregistration failed");
@@ -742,6 +742,4 @@ int __exit hci_sock_cleanup(void)
hci_unregister_notifier(&hci_sock_nblock);
proto_unregister(&hci_sk_proto);
-
- return 0;
}
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index ed750f9ceb0..01578f544ad 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -1035,6 +1035,13 @@ static void tcp_cwnd_validate(struct sock *sk)
* introducing MSS oddities to segment boundaries. In rare cases where
* mss_now != mss_cache, we will request caller to create a small skb
* per input skb which could be mostly avoided here (if desired).
+ *
+ * We explicitly want to create a request for splitting write queue tail
+ * to a small skb for Nagle purposes while avoiding unnecessary modulos,
+ * thus all the complexity (cwnd_len is always MSS multiple which we
+ * return whenever allowed by the other factors). Basically we need the
+ * modulo only when the receiver window alone is the limiting factor or
+ * when we would be allowed to send the split-due-to-Nagle skb fully.
*/
static unsigned int tcp_mss_split_point(struct sock *sk, struct sk_buff *skb,
unsigned int mss_now, unsigned int cwnd)
@@ -1048,10 +1055,11 @@ static unsigned int tcp_mss_split_point(struct sock *sk, struct sk_buff *skb,
if (likely(cwnd_len <= window && skb != tcp_write_queue_tail(sk)))
return cwnd_len;
- if (skb == tcp_write_queue_tail(sk) && cwnd_len <= skb->len)
+ needed = min(skb->len, window);
+
+ if (skb == tcp_write_queue_tail(sk) && cwnd_len <= needed)
return cwnd_len;
- needed = min(skb->len, window);
return needed - needed % mss_now;
}
diff --git a/net/netfilter/nf_conntrack_expect.c b/net/netfilter/nf_conntrack_expect.c
index e06bf0028bb..684ec9c1ad3 100644
--- a/net/netfilter/nf_conntrack_expect.c
+++ b/net/netfilter/nf_conntrack_expect.c
@@ -381,7 +381,7 @@ int nf_ct_expect_related(struct nf_conntrack_expect *expect)
if (nf_ct_expect_count >= nf_ct_expect_max) {
if (net_ratelimit())
printk(KERN_WARNING
- "nf_conntrack: expectation table full");
+ "nf_conntrack: expectation table full\n");
ret = -EMFILE;
goto out;
}
diff --git a/net/netfilter/nf_conntrack_extend.c b/net/netfilter/nf_conntrack_extend.c
index 8b9be1e978c..2bd9963b5b3 100644
--- a/net/netfilter/nf_conntrack_extend.c
+++ b/net/netfilter/nf_conntrack_extend.c
@@ -19,14 +19,6 @@
static struct nf_ct_ext_type *nf_ct_ext_types[NF_CT_EXT_NUM];
static DEFINE_MUTEX(nf_ct_ext_type_mutex);
-/* Horrible trick to figure out smallest amount worth kmallocing. */
-#define CACHE(x) (x) + 0 *
-enum {
- NF_CT_EXT_MIN_SIZE =
-#include <linux/kmalloc_sizes.h>
- 1 };
-#undef CACHE
-
void __nf_ct_ext_destroy(struct nf_conn *ct)
{
unsigned int i;
@@ -53,7 +45,7 @@ EXPORT_SYMBOL(__nf_ct_ext_destroy);
static void *
nf_ct_ext_create(struct nf_ct_ext **ext, enum nf_ct_ext_id id, gfp_t gfp)
{
- unsigned int off, len, real_len;
+ unsigned int off, len;
struct nf_ct_ext_type *t;
rcu_read_lock();
@@ -61,16 +53,14 @@ nf_ct_ext_create(struct nf_ct_ext **ext, enum nf_ct_ext_id id, gfp_t gfp)
BUG_ON(t == NULL);
off = ALIGN(sizeof(struct nf_ct_ext), t->align);
len = off + t->len;
- real_len = t->alloc_size;
rcu_read_unlock();
- *ext = kzalloc(real_len, gfp);
+ *ext = kzalloc(t->alloc_size, gfp);
if (!*ext)
return NULL;
(*ext)->offset[id] = off;
(*ext)->len = len;
- (*ext)->real_len = real_len;
return (void *)(*ext) + off;
}
@@ -95,7 +85,7 @@ void *__nf_ct_ext_add(struct nf_conn *ct, enum nf_ct_ext_id id, gfp_t gfp)
newlen = newoff + t->len;
rcu_read_unlock();
- if (newlen >= ct->ext->real_len) {
+ if (newlen >= ksize(ct->ext)) {
new = kmalloc(newlen, gfp);
if (!new)
return NULL;
@@ -114,7 +104,6 @@ void *__nf_ct_ext_add(struct nf_conn *ct, enum nf_ct_ext_id id, gfp_t gfp)
rcu_read_unlock();
}
kfree(ct->ext);
- new->real_len = newlen;
ct->ext = new;
}
@@ -156,8 +145,6 @@ static void update_alloc_size(struct nf_ct_ext_type *type)
t1->alloc_size = ALIGN(t1->alloc_size, t2->align)
+ t2->len;
}
- if (t1->alloc_size < NF_CT_EXT_MIN_SIZE)
- t1->alloc_size = NF_CT_EXT_MIN_SIZE;
}
}
diff --git a/net/netfilter/nf_queue.c b/net/netfilter/nf_queue.c
index bfc2928c191..ddc80ea114c 100644
--- a/net/netfilter/nf_queue.c
+++ b/net/netfilter/nf_queue.c
@@ -51,7 +51,7 @@ int nf_unregister_queue_handler(int pf, const struct nf_queue_handler *qh)
return -EINVAL;
mutex_lock(&queue_handler_mutex);
- if (queue_handler[pf] != qh) {
+ if (queue_handler[pf] && queue_handler[pf] != qh) {
mutex_unlock(&queue_handler_mutex);
return -EINVAL;
}
diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c
index 7efa40d4739..bf3f19b21fe 100644
--- a/net/netfilter/nfnetlink_log.c
+++ b/net/netfilter/nfnetlink_log.c
@@ -556,7 +556,7 @@ nfulnl_log_packet(unsigned int pf,
/* FIXME: do we want to make the size calculation conditional based on
* what is actually present? way more branches and checks, but more
* memory efficient... */
- size = NLMSG_ALIGN(sizeof(struct nfgenmsg))
+ size = NLMSG_SPACE(sizeof(struct nfgenmsg))
+ nla_total_size(sizeof(struct nfulnl_msg_packet_hdr))
+ nla_total_size(sizeof(u_int32_t)) /* ifindex */
+ nla_total_size(sizeof(u_int32_t)) /* ifindex */
@@ -702,20 +702,30 @@ nfulnl_recv_config(struct sock *ctnl, struct sk_buff *skb,
struct nfgenmsg *nfmsg = NLMSG_DATA(nlh);
u_int16_t group_num = ntohs(nfmsg->res_id);
struct nfulnl_instance *inst;
+ struct nfulnl_msg_config_cmd *cmd = NULL;
int ret = 0;
+ if (nfula[NFULA_CFG_CMD]) {
+ u_int8_t pf = nfmsg->nfgen_family;
+ cmd = nla_data(nfula[NFULA_CFG_CMD]);
+
+ /* Commands without queue context */
+ switch (cmd->command) {
+ case NFULNL_CFG_CMD_PF_BIND:
+ return nf_log_register(pf, &nfulnl_logger);
+ case NFULNL_CFG_CMD_PF_UNBIND:
+ nf_log_unregister_pf(pf);
+ return 0;
+ }
+ }
+
inst = instance_lookup_get(group_num);
if (inst && inst->peer_pid != NETLINK_CB(skb).pid) {
ret = -EPERM;
goto out_put;
}
- if (nfula[NFULA_CFG_CMD]) {
- u_int8_t pf = nfmsg->nfgen_family;
- struct nfulnl_msg_config_cmd *cmd;
-
- cmd = nla_data(nfula[NFULA_CFG_CMD]);
-
+ if (cmd != NULL) {
switch (cmd->command) {
case NFULNL_CFG_CMD_BIND:
if (inst) {
@@ -738,14 +748,6 @@ nfulnl_recv_config(struct sock *ctnl, struct sk_buff *skb,
instance_destroy(inst);
goto out;
- case NFULNL_CFG_CMD_PF_BIND:
- ret = nf_log_register(pf, &nfulnl_logger);
- break;
- case NFULNL_CFG_CMD_PF_UNBIND:
- /* This is a bug and a feature. We cannot unregister
- * other handlers, like nfnetlink_inst can */
- nf_log_unregister_pf(pf);
- break;
default:
ret = -ENOTSUPP;
break;
diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c
index 0043d3a9f87..012cb691082 100644
--- a/net/netfilter/nfnetlink_queue.c
+++ b/net/netfilter/nfnetlink_queue.c
@@ -224,7 +224,7 @@ nfqnl_build_packet_message(struct nfqnl_instance *queue,
struct net_device *indev;
struct net_device *outdev;
- size = NLMSG_ALIGN(sizeof(struct nfgenmsg))
+ size = NLMSG_SPACE(sizeof(struct nfgenmsg))
+ nla_total_size(sizeof(struct nfqnl_msg_packet_hdr))
+ nla_total_size(sizeof(u_int32_t)) /* ifindex */
+ nla_total_size(sizeof(u_int32_t)) /* ifindex */
@@ -703,19 +703,12 @@ nfqnl_recv_config(struct sock *ctnl, struct sk_buff *skb,
/* Commands without queue context - might sleep */
switch (cmd->command) {
case NFQNL_CFG_CMD_PF_BIND:
- ret = nf_register_queue_handler(ntohs(cmd->pf),
- &nfqh);
- break;
+ return nf_register_queue_handler(ntohs(cmd->pf),
+ &nfqh);
case NFQNL_CFG_CMD_PF_UNBIND:
- ret = nf_unregister_queue_handler(ntohs(cmd->pf),
- &nfqh);
- break;
- default:
- break;
+ return nf_unregister_queue_handler(ntohs(cmd->pf),
+ &nfqh);
}
-
- if (ret < 0)
- return ret;
}
rcu_read_lock();
diff --git a/net/netfilter/xt_time.c b/net/netfilter/xt_time.c
index e9a8794bc3a..9fa2e082470 100644
--- a/net/netfilter/xt_time.c
+++ b/net/netfilter/xt_time.c
@@ -95,8 +95,11 @@ static inline void localtime_2(struct xtm *r, time_t time)
*/
r->dse = time / 86400;
- /* 1970-01-01 (w=0) was a Thursday (4). */
- r->weekday = (4 + r->dse) % 7;
+ /*
+ * 1970-01-01 (w=0) was a Thursday (4).
+ * -1 and +1 map Sunday properly onto 7.
+ */
+ r->weekday = (4 + r->dse - 1) % 7 + 1;
}
static void localtime_3(struct xtm *r, time_t time)
diff --git a/net/rxrpc/ar-recvmsg.c b/net/rxrpc/ar-recvmsg.c
index f19121d4795..a39bf97f883 100644
--- a/net/rxrpc/ar-recvmsg.c
+++ b/net/rxrpc/ar-recvmsg.c
@@ -143,7 +143,8 @@ int rxrpc_recvmsg(struct kiocb *iocb, struct socket *sock,
/* copy the peer address and timestamp */
if (!continue_call) {
if (msg->msg_name && msg->msg_namelen > 0)
- memcpy(&msg->msg_name, &call->conn->trans->peer->srx,
+ memcpy(msg->msg_name,
+ &call->conn->trans->peer->srx,
sizeof(call->conn->trans->peer->srx));
sock_recv_timestamp(msg, &rx->sk, skb);
}
diff --git a/net/sctp/bind_addr.c b/net/sctp/bind_addr.c
index a27511ebc4c..ceefda025e2 100644
--- a/net/sctp/bind_addr.c
+++ b/net/sctp/bind_addr.c
@@ -209,6 +209,7 @@ int sctp_add_bind_addr(struct sctp_bind_addr *bp, union sctp_addr *new,
int sctp_del_bind_addr(struct sctp_bind_addr *bp, union sctp_addr *del_addr)
{
struct sctp_sockaddr_entry *addr, *temp;
+ int found = 0;
/* We hold the socket lock when calling this function,
* and that acts as a writer synchronizing lock.
@@ -216,13 +217,14 @@ int sctp_del_bind_addr(struct sctp_bind_addr *bp, union sctp_addr *del_addr)
list_for_each_entry_safe(addr, temp, &bp->address_list, list) {
if (sctp_cmp_addr_exact(&addr->a, del_addr)) {
/* Found the exact match. */
+ found = 1;
addr->valid = 0;
list_del_rcu(&addr->list);
break;
}
}
- if (addr && !addr->valid) {
+ if (found) {
call_rcu(&addr->rcu, sctp_local_addr_free);
SCTP_DBG_OBJCNT_DEC(addr);
return 0;
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index 87f940587d5..9aa0733aee8 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -89,6 +89,7 @@ static int sctp_inet6addr_event(struct notifier_block *this, unsigned long ev,
struct inet6_ifaddr *ifa = (struct inet6_ifaddr *)ptr;
struct sctp_sockaddr_entry *addr = NULL;
struct sctp_sockaddr_entry *temp;
+ int found = 0;
switch (ev) {
case NETDEV_UP:
@@ -111,13 +112,14 @@ static int sctp_inet6addr_event(struct notifier_block *this, unsigned long ev,
&sctp_local_addr_list, list) {
if (ipv6_addr_equal(&addr->a.v6.sin6_addr,
&ifa->addr)) {
+ found = 1;
addr->valid = 0;
list_del_rcu(&addr->list);
break;
}
}
spin_unlock_bh(&sctp_local_addr_lock);
- if (addr && !addr->valid)
+ if (found)
call_rcu(&addr->rcu, sctp_local_addr_free);
break;
}
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 688546dccd8..ad0a4069b95 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -628,6 +628,7 @@ static int sctp_inetaddr_event(struct notifier_block *this, unsigned long ev,
struct in_ifaddr *ifa = (struct in_ifaddr *)ptr;
struct sctp_sockaddr_entry *addr = NULL;
struct sctp_sockaddr_entry *temp;
+ int found = 0;
switch (ev) {
case NETDEV_UP:
@@ -647,13 +648,14 @@ static int sctp_inetaddr_event(struct notifier_block *this, unsigned long ev,
list_for_each_entry_safe(addr, temp,
&sctp_local_addr_list, list) {
if (addr->a.v4.sin_addr.s_addr == ifa->ifa_local) {
+ found = 1;
addr->valid = 0;
list_del_rcu(&addr->list);
break;
}
}
spin_unlock_bh(&sctp_local_addr_lock);
- if (addr && !addr->valid)
+ if (found)
call_rcu(&addr->rcu, sctp_local_addr_free);
break;
}
diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c
index e45be4e3f80..578630e8e00 100644
--- a/net/sctp/sm_make_chunk.c
+++ b/net/sctp/sm_make_chunk.c
@@ -2375,6 +2375,14 @@ static int sctp_process_param(struct sctp_association *asoc,
asoc->peer.ipv4_address = 0;
asoc->peer.ipv6_address = 0;
+ /* Assume that peer supports the address family
+ * by which it sends a packet.
+ */
+ if (peer_addr->sa.sa_family == AF_INET6)
+ asoc->peer.ipv6_address = 1;
+ else if (peer_addr->sa.sa_family == AF_INET)
+ asoc->peer.ipv4_address = 1;
+
/* Cycle through address types; avoid divide by 0. */
sat = ntohs(param.p->length) - sizeof(sctp_paramhdr_t);
if (sat)
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 939892691a2..d994d822900 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -2933,17 +2933,39 @@ static int sctp_setsockopt_maxburst(struct sock *sk,
char __user *optval,
int optlen)
{
+ struct sctp_assoc_value params;
+ struct sctp_sock *sp;
+ struct sctp_association *asoc;
int val;
+ int assoc_id = 0;
- if (optlen != sizeof(int))
+ if (optlen < sizeof(int))
return -EINVAL;
- if (get_user(val, (int __user *)optval))
- return -EFAULT;
- if (val < 0)
+ if (optlen == sizeof(int)) {
+ printk(KERN_WARNING
+ "SCTP: Use of int in max_burst socket option deprecated\n");
+ printk(KERN_WARNING
+ "SCTP: Use struct sctp_assoc_value instead\n");
+ if (copy_from_user(&val, optval, optlen))
+ return -EFAULT;
+ } else if (optlen == sizeof(struct sctp_assoc_value)) {
+ if (copy_from_user(&params, optval, optlen))
+ return -EFAULT;
+ val = params.assoc_value;
+ assoc_id = params.assoc_id;
+ } else
return -EINVAL;
- sctp_sk(sk)->max_burst = val;
+ sp = sctp_sk(sk);
+
+ if (assoc_id != 0) {
+ asoc = sctp_id2assoc(sk, assoc_id);
+ if (!asoc)
+ return -EINVAL;
+ asoc->max_burst = val;
+ } else
+ sp->max_burst = val;
return 0;
}
@@ -5005,20 +5027,45 @@ static int sctp_getsockopt_maxburst(struct sock *sk, int len,
char __user *optval,
int __user *optlen)
{
- int val;
+ struct sctp_assoc_value params;
+ struct sctp_sock *sp;
+ struct sctp_association *asoc;
if (len < sizeof(int))
return -EINVAL;
- len = sizeof(int);
+ if (len == sizeof(int)) {
+ printk(KERN_WARNING
+ "SCTP: Use of int in max_burst socket option deprecated\n");
+ printk(KERN_WARNING
+ "SCTP: Use struct sctp_assoc_value instead\n");
+ params.assoc_id = 0;
+ } else if (len == sizeof (struct sctp_assoc_value)) {
+ if (copy_from_user(&params, optval, len))
+ return -EFAULT;
+ } else
+ return -EINVAL;
- val = sctp_sk(sk)->max_burst;
- if (put_user(len, optlen))
- return -EFAULT;
- if (copy_to_user(optval, &val, len))
- return -EFAULT;
+ sp = sctp_sk(sk);
+
+ if (params.assoc_id != 0) {
+ asoc = sctp_id2assoc(sk, params.assoc_id);
+ if (!asoc)
+ return -EINVAL;
+ params.assoc_value = asoc->max_burst;
+ } else
+ params.assoc_value = sp->max_burst;
+
+ if (len == sizeof(int)) {
+ if (copy_to_user(optval, &params.assoc_value, len))
+ return -EFAULT;
+ } else {
+ if (copy_to_user(optval, &params, len))
+ return -EFAULT;
+ }
+
+ return 0;
- return -ENOTSUPP;
}
static int sctp_getsockopt_hmac_ident(struct sock *sk, int len,