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-rw-r--r--net/netrom/af_netrom.c379
-rw-r--r--net/netrom/nr_dev.c75
-rw-r--r--net/netrom/nr_in.c9
-rw-r--r--net/netrom/nr_loopback.c5
-rw-r--r--net/netrom/nr_out.c11
-rw-r--r--net/netrom/nr_route.c221
-rw-r--r--net/netrom/nr_subr.c9
-rw-r--r--net/netrom/nr_timer.c22
-rw-r--r--net/netrom/sysctl_net_netrom.c100
9 files changed, 397 insertions, 434 deletions
diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c
index d44981f5a61..ede50d197e1 100644
--- a/net/netrom/af_netrom.c
+++ b/net/netrom/af_netrom.c
@@ -8,7 +8,6 @@
* Copyright Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk)
* Copyright Darryl Miles G7LED (dlm@g7led.demon.co.uk)
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/capability.h>
@@ -16,6 +15,7 @@
#include <linux/types.h>
#include <linux/socket.h>
#include <linux/in.h>
+#include <linux/slab.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/timer.h>
@@ -28,9 +28,9 @@
#include <linux/netdevice.h>
#include <linux/if_arp.h>
#include <linux/skbuff.h>
+#include <net/net_namespace.h>
#include <net/sock.h>
#include <asm/uaccess.h>
-#include <asm/system.h>
#include <linux/fcntl.h>
#include <linux/termios.h> /* For TIOCINQ/OUTQ */
#include <linux/mm.h>
@@ -67,6 +67,28 @@ static DEFINE_SPINLOCK(nr_list_lock);
static const struct proto_ops nr_proto_ops;
/*
+ * NETROM network devices are virtual network devices encapsulating NETROM
+ * frames into AX.25 which will be sent through an AX.25 device, so form a
+ * special "super class" of normal net devices; split their locks off into a
+ * separate class since they always nest.
+ */
+static struct lock_class_key nr_netdev_xmit_lock_key;
+static struct lock_class_key nr_netdev_addr_lock_key;
+
+static void nr_set_lockdep_one(struct net_device *dev,
+ struct netdev_queue *txq,
+ void *_unused)
+{
+ lockdep_set_class(&txq->_xmit_lock, &nr_netdev_xmit_lock_key);
+}
+
+static void nr_set_lockdep_key(struct net_device *dev)
+{
+ lockdep_set_class(&dev->addr_list_lock, &nr_netdev_addr_lock_key);
+ netdev_for_each_tx_queue(dev, nr_set_lockdep_one, NULL);
+}
+
+/*
* Socket removal during an interrupt is now safe.
*/
static void nr_remove_socket(struct sock *sk)
@@ -82,10 +104,9 @@ static void nr_remove_socket(struct sock *sk)
static void nr_kill_by_device(struct net_device *dev)
{
struct sock *s;
- struct hlist_node *node;
spin_lock_bh(&nr_list_lock);
- sk_for_each(s, node, &nr_list)
+ sk_for_each(s, &nr_list)
if (nr_sk(s)->device == dev)
nr_disconnect(s, ENETUNREACH);
spin_unlock_bh(&nr_list_lock);
@@ -96,14 +117,17 @@ static void nr_kill_by_device(struct net_device *dev)
*/
static int nr_device_event(struct notifier_block *this, unsigned long event, void *ptr)
{
- struct net_device *dev = (struct net_device *)ptr;
+ struct net_device *dev = netdev_notifier_info_to_dev(ptr);
+
+ if (!net_eq(dev_net(dev), &init_net))
+ return NOTIFY_DONE;
if (event != NETDEV_DOWN)
return NOTIFY_DONE;
nr_kill_by_device(dev);
nr_rt_device_down(dev);
-
+
return NOTIFY_DONE;
}
@@ -124,13 +148,12 @@ static void nr_insert_socket(struct sock *sk)
static struct sock *nr_find_listener(ax25_address *addr)
{
struct sock *s;
- struct hlist_node *node;
spin_lock_bh(&nr_list_lock);
- sk_for_each(s, node, &nr_list)
+ sk_for_each(s, &nr_list)
if (!ax25cmp(&nr_sk(s)->source_addr, addr) &&
s->sk_state == TCP_LISTEN) {
- bh_lock_sock(s);
+ bh_lock_sock(s);
goto found;
}
s = NULL;
@@ -145,12 +168,11 @@ found:
static struct sock *nr_find_socket(unsigned char index, unsigned char id)
{
struct sock *s;
- struct hlist_node *node;
spin_lock_bh(&nr_list_lock);
- sk_for_each(s, node, &nr_list) {
+ sk_for_each(s, &nr_list) {
struct nr_sock *nr = nr_sk(s);
-
+
if (nr->my_index == index && nr->my_id == id) {
bh_lock_sock(s);
goto found;
@@ -169,15 +191,14 @@ static struct sock *nr_find_peer(unsigned char index, unsigned char id,
ax25_address *dest)
{
struct sock *s;
- struct hlist_node *node;
spin_lock_bh(&nr_list_lock);
- sk_for_each(s, node, &nr_list) {
+ sk_for_each(s, &nr_list) {
struct nr_sock *nr = nr_sk(s);
-
+
if (nr->your_index == index && nr->your_id == id &&
!ax25cmp(&nr->dest_addr, dest)) {
- bh_lock_sock(s);
+ bh_lock_sock(s);
goto found;
}
}
@@ -261,8 +282,7 @@ void nr_destroy_socket(struct sock *sk)
kfree_skb(skb);
}
- if (atomic_read(&sk->sk_wmem_alloc) ||
- atomic_read(&sk->sk_rmem_alloc)) {
+ if (sk_has_allocations(sk)) {
/* Defer: outstanding buffers */
sk->sk_timer.function = nr_destroy_timer;
sk->sk_timer.expires = jiffies + 2 * HZ;
@@ -277,30 +297,30 @@ void nr_destroy_socket(struct sock *sk)
*/
static int nr_setsockopt(struct socket *sock, int level, int optname,
- char __user *optval, int optlen)
+ char __user *optval, unsigned int optlen)
{
struct sock *sk = sock->sk;
struct nr_sock *nr = nr_sk(sk);
- int opt;
+ unsigned long opt;
if (level != SOL_NETROM)
return -ENOPROTOOPT;
- if (optlen < sizeof(int))
+ if (optlen < sizeof(unsigned int))
return -EINVAL;
- if (get_user(opt, (int __user *)optval))
+ if (get_user(opt, (unsigned int __user *)optval))
return -EFAULT;
switch (optname) {
case NETROM_T1:
- if (opt < 1)
+ if (opt < 1 || opt > ULONG_MAX / HZ)
return -EINVAL;
nr->t1 = opt * HZ;
return 0;
case NETROM_T2:
- if (opt < 1)
+ if (opt < 1 || opt > ULONG_MAX / HZ)
return -EINVAL;
nr->t2 = opt * HZ;
return 0;
@@ -312,13 +332,13 @@ static int nr_setsockopt(struct socket *sock, int level, int optname,
return 0;
case NETROM_T4:
- if (opt < 1)
+ if (opt < 1 || opt > ULONG_MAX / HZ)
return -EINVAL;
nr->t4 = opt * HZ;
return 0;
case NETROM_IDLE:
- if (opt < 0)
+ if (opt > ULONG_MAX / (60 * HZ))
return -EINVAL;
nr->idle = opt * 60 * HZ;
return 0;
@@ -334,17 +354,17 @@ static int nr_getsockopt(struct socket *sock, int level, int optname,
struct sock *sk = sock->sk;
struct nr_sock *nr = nr_sk(sk);
int val = 0;
- int len;
+ int len;
if (level != SOL_NETROM)
return -ENOPROTOOPT;
-
+
if (get_user(len, optlen))
return -EFAULT;
if (len < 0)
return -EINVAL;
-
+
switch (optname) {
case NETROM_T1:
val = nr->t1 / HZ;
@@ -401,15 +421,20 @@ static struct proto nr_proto = {
.obj_size = sizeof(struct nr_sock),
};
-static int nr_create(struct socket *sock, int protocol)
+static int nr_create(struct net *net, struct socket *sock, int protocol,
+ int kern)
{
struct sock *sk;
struct nr_sock *nr;
+ if (!net_eq(net, &init_net))
+ return -EAFNOSUPPORT;
+
if (sock->type != SOCK_SEQPACKET || protocol != 0)
return -ESOCKTNOSUPPORT;
- if ((sk = sk_alloc(PF_NETROM, GFP_ATOMIC, &nr_proto, 1)) == NULL)
+ sk = sk_alloc(net, PF_NETROM, GFP_ATOMIC, &nr_proto);
+ if (sk == NULL)
return -ENOMEM;
nr = nr_sk(sk);
@@ -425,11 +450,16 @@ static int nr_create(struct socket *sock, int protocol)
nr_init_timers(sk);
- nr->t1 = sysctl_netrom_transport_timeout;
- nr->t2 = sysctl_netrom_transport_acknowledge_delay;
- nr->n2 = sysctl_netrom_transport_maximum_tries;
- nr->t4 = sysctl_netrom_transport_busy_delay;
- nr->idle = sysctl_netrom_transport_no_activity_timeout;
+ nr->t1 =
+ msecs_to_jiffies(sysctl_netrom_transport_timeout);
+ nr->t2 =
+ msecs_to_jiffies(sysctl_netrom_transport_acknowledge_delay);
+ nr->n2 =
+ msecs_to_jiffies(sysctl_netrom_transport_maximum_tries);
+ nr->t4 =
+ msecs_to_jiffies(sysctl_netrom_transport_busy_delay);
+ nr->idle =
+ msecs_to_jiffies(sysctl_netrom_transport_no_activity_timeout);
nr->window = sysctl_netrom_transport_requested_window_size;
nr->bpqext = 1;
@@ -446,7 +476,8 @@ static struct sock *nr_make_new(struct sock *osk)
if (osk->sk_type != SOCK_SEQPACKET)
return NULL;
- if ((sk = sk_alloc(PF_NETROM, GFP_ATOMIC, osk->sk_prot, 1)) == NULL)
+ sk = sk_alloc(sock_net(osk), PF_NETROM, GFP_ATOMIC, osk->sk_prot);
+ if (sk == NULL)
return NULL;
nr = nr_sk(sk);
@@ -454,13 +485,11 @@ static struct sock *nr_make_new(struct sock *osk)
sock_init_data(NULL, sk);
sk->sk_type = osk->sk_type;
- sk->sk_socket = osk->sk_socket;
sk->sk_priority = osk->sk_priority;
sk->sk_protocol = osk->sk_protocol;
sk->sk_rcvbuf = osk->sk_rcvbuf;
sk->sk_sndbuf = osk->sk_sndbuf;
sk->sk_state = TCP_ESTABLISHED;
- sk->sk_sleep = osk->sk_sleep;
sock_copy_flags(sk, osk);
skb_queue_head_init(&nr->ack_queue);
@@ -492,6 +521,7 @@ static int nr_release(struct socket *sock)
if (sk == NULL) return 0;
sock_hold(sk);
+ sock_orphan(sk);
lock_sock(sk);
nr = nr_sk(sk);
@@ -515,17 +545,14 @@ static int nr_release(struct socket *sock)
sk->sk_state = TCP_CLOSE;
sk->sk_shutdown |= SEND_SHUTDOWN;
sk->sk_state_change(sk);
- sock_orphan(sk);
sock_set_flag(sk, SOCK_DESTROY);
- sk->sk_socket = NULL;
break;
default:
- sk->sk_socket = NULL;
break;
}
- sock->sk = NULL;
+ sock->sk = NULL;
release_sock(sk);
sock_put(sk);
@@ -559,7 +586,6 @@ static int nr_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
return -EINVAL;
}
if ((dev = nr_dev_get(&addr->fsa_ax25.sax25_call)) == NULL) {
- SOCK_DEBUG(sk, "NET/ROM: bind failed: invalid node callsign\n");
release_sock(sk);
return -EADDRNOTAVAIL;
}
@@ -571,14 +597,14 @@ static int nr_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
if (!capable(CAP_NET_BIND_SERVICE)) {
dev_put(dev);
release_sock(sk);
- return -EACCES;
+ return -EPERM;
}
nr->user_addr = addr->fsa_digipeater[0];
nr->source_addr = addr->fsa_ax25.sax25_call;
} else {
source = &addr->fsa_ax25.sax25_call;
- user = ax25_findbyuid(current->euid);
+ user = ax25_findbyuid(current_euid());
if (user) {
nr->user_addr = user->call;
ax25_uid_put(user);
@@ -600,7 +626,7 @@ static int nr_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
sock_reset_flag(sk, SOCK_ZAPPED);
dev_put(dev);
release_sock(sk);
- SOCK_DEBUG(sk, "NET/ROM: socket is bound\n");
+
return 0;
}
@@ -613,54 +639,54 @@ static int nr_connect(struct socket *sock, struct sockaddr *uaddr,
ax25_address *source = NULL;
ax25_uid_assoc *user;
struct net_device *dev;
+ int err = 0;
lock_sock(sk);
if (sk->sk_state == TCP_ESTABLISHED && sock->state == SS_CONNECTING) {
sock->state = SS_CONNECTED;
- release_sock(sk);
- return 0; /* Connect completed during a ERESTARTSYS event */
+ goto out_release; /* Connect completed during a ERESTARTSYS event */
}
if (sk->sk_state == TCP_CLOSE && sock->state == SS_CONNECTING) {
sock->state = SS_UNCONNECTED;
- release_sock(sk);
- return -ECONNREFUSED;
+ err = -ECONNREFUSED;
+ goto out_release;
}
if (sk->sk_state == TCP_ESTABLISHED) {
- release_sock(sk);
- return -EISCONN; /* No reconnect on a seqpacket socket */
+ err = -EISCONN; /* No reconnect on a seqpacket socket */
+ goto out_release;
}
- sk->sk_state = TCP_CLOSE;
+ sk->sk_state = TCP_CLOSE;
sock->state = SS_UNCONNECTED;
if (addr_len != sizeof(struct sockaddr_ax25) && addr_len != sizeof(struct full_sockaddr_ax25)) {
- release_sock(sk);
- return -EINVAL;
+ err = -EINVAL;
+ goto out_release;
}
if (addr->sax25_family != AF_NETROM) {
- release_sock(sk);
- return -EINVAL;
+ err = -EINVAL;
+ goto out_release;
}
if (sock_flag(sk, SOCK_ZAPPED)) { /* Must bind first - autobinding in this may or may not work */
sock_reset_flag(sk, SOCK_ZAPPED);
if ((dev = nr_dev_first()) == NULL) {
- release_sock(sk);
- return -ENETUNREACH;
+ err = -ENETUNREACH;
+ goto out_release;
}
source = (ax25_address *)dev->dev_addr;
- user = ax25_findbyuid(current->euid);
+ user = ax25_findbyuid(current_euid());
if (user) {
nr->user_addr = user->call;
ax25_uid_put(user);
} else {
if (ax25_uid_policy && !capable(CAP_NET_ADMIN)) {
dev_put(dev);
- release_sock(sk);
- return -EPERM;
+ err = -EPERM;
+ goto out_release;
}
nr->user_addr = *source;
}
@@ -695,55 +721,55 @@ static int nr_connect(struct socket *sock, struct sockaddr *uaddr,
/* Now the loop */
if (sk->sk_state != TCP_ESTABLISHED && (flags & O_NONBLOCK)) {
- release_sock(sk);
- return -EINPROGRESS;
+ err = -EINPROGRESS;
+ goto out_release;
}
-
+
/*
* A Connect Ack with Choke or timeout or failed routing will go to
* closed.
*/
if (sk->sk_state == TCP_SYN_SENT) {
- struct task_struct *tsk = current;
- DECLARE_WAITQUEUE(wait, tsk);
+ DEFINE_WAIT(wait);
- add_wait_queue(sk->sk_sleep, &wait);
for (;;) {
- set_current_state(TASK_INTERRUPTIBLE);
+ prepare_to_wait(sk_sleep(sk), &wait,
+ TASK_INTERRUPTIBLE);
if (sk->sk_state != TCP_SYN_SENT)
break;
- release_sock(sk);
- if (!signal_pending(tsk)) {
+ if (!signal_pending(current)) {
+ release_sock(sk);
schedule();
lock_sock(sk);
continue;
}
- current->state = TASK_RUNNING;
- remove_wait_queue(sk->sk_sleep, &wait);
- return -ERESTARTSYS;
+ err = -ERESTARTSYS;
+ break;
}
- current->state = TASK_RUNNING;
- remove_wait_queue(sk->sk_sleep, &wait);
+ finish_wait(sk_sleep(sk), &wait);
+ if (err)
+ goto out_release;
}
if (sk->sk_state != TCP_ESTABLISHED) {
sock->state = SS_UNCONNECTED;
- release_sock(sk);
- return sock_error(sk); /* Always set at this point */
+ err = sock_error(sk); /* Always set at this point */
+ goto out_release;
}
sock->state = SS_CONNECTED;
+
+out_release:
release_sock(sk);
- return 0;
+ return err;
}
static int nr_accept(struct socket *sock, struct socket *newsock, int flags)
{
- struct task_struct *tsk = current;
- DECLARE_WAITQUEUE(wait, tsk);
struct sk_buff *skb;
struct sock *newsk;
+ DEFINE_WAIT(wait);
struct sock *sk;
int err = 0;
@@ -753,54 +779,51 @@ static int nr_accept(struct socket *sock, struct socket *newsock, int flags)
lock_sock(sk);
if (sk->sk_type != SOCK_SEQPACKET) {
err = -EOPNOTSUPP;
- goto out;
+ goto out_release;
}
if (sk->sk_state != TCP_LISTEN) {
err = -EINVAL;
- goto out;
+ goto out_release;
}
/*
* The write queue this time is holding sockets ready to use
* hooked into the SABM we saved
*/
- add_wait_queue(sk->sk_sleep, &wait);
for (;;) {
+ prepare_to_wait(sk_sleep(sk), &wait, TASK_INTERRUPTIBLE);
skb = skb_dequeue(&sk->sk_receive_queue);
if (skb)
break;
- current->state = TASK_INTERRUPTIBLE;
- release_sock(sk);
if (flags & O_NONBLOCK) {
- current->state = TASK_RUNNING;
- remove_wait_queue(sk->sk_sleep, &wait);
- return -EWOULDBLOCK;
+ err = -EWOULDBLOCK;
+ break;
}
- if (!signal_pending(tsk)) {
+ if (!signal_pending(current)) {
+ release_sock(sk);
schedule();
lock_sock(sk);
continue;
}
- current->state = TASK_RUNNING;
- remove_wait_queue(sk->sk_sleep, &wait);
- return -ERESTARTSYS;
+ err = -ERESTARTSYS;
+ break;
}
- current->state = TASK_RUNNING;
- remove_wait_queue(sk->sk_sleep, &wait);
+ finish_wait(sk_sleep(sk), &wait);
+ if (err)
+ goto out_release;
newsk = skb->sk;
- newsk->sk_socket = newsock;
- newsk->sk_sleep = &newsock->wait;
+ sock_graft(newsk, newsock);
/* Now attach up the new socket */
kfree_skb(skb);
- sk->sk_ack_backlog--;
- newsock->sk = newsk;
+ sk_acceptq_removed(sk);
-out:
+out_release:
release_sock(sk);
+
return err;
}
@@ -811,6 +834,8 @@ static int nr_getname(struct socket *sock, struct sockaddr *uaddr,
struct sock *sk = sock->sk;
struct nr_sock *nr = nr_sk(sk);
+ memset(&sax->fsa_ax25, 0, sizeof(struct sockaddr_ax25));
+
lock_sock(sk);
if (peer != 0) {
if (sk->sk_state != TCP_ESTABLISHED) {
@@ -820,6 +845,7 @@ static int nr_getname(struct socket *sock, struct sockaddr *uaddr,
sax->fsa_ax25.sax25_family = AF_NETROM;
sax->fsa_ax25.sax25_ndigis = 1;
sax->fsa_ax25.sax25_call = nr->user_addr;
+ memset(sax->fsa_digipeater, 0, sizeof(sax->fsa_digipeater));
sax->fsa_digipeater[0] = nr->dest_addr;
*uaddr_len = sizeof(struct full_sockaddr_ax25);
} else {
@@ -836,7 +862,7 @@ static int nr_getname(struct socket *sock, struct sockaddr *uaddr,
int nr_rx_frame(struct sk_buff *skb, struct net_device *dev)
{
struct sock *sk;
- struct sock *make;
+ struct sock *make;
struct nr_sock *nr_make;
ax25_address *src, *dest, *user;
unsigned short circuit_index, circuit_id;
@@ -866,7 +892,7 @@ int nr_rx_frame(struct sk_buff *skb, struct net_device *dev)
if (frametype == NR_PROTOEXT &&
circuit_index == NR_PROTO_IP && circuit_id == NR_PROTO_IP) {
skb_pull(skb, NR_NETWORK_LEN + NR_TRANSPORT_LEN);
- skb->h.raw = skb->data;
+ skb_reset_transport_header(skb);
return nr_rx_ip(skb, dev);
}
@@ -892,7 +918,7 @@ int nr_rx_frame(struct sk_buff *skb, struct net_device *dev)
}
if (sk != NULL) {
- skb->h.raw = skb->data;
+ skb_reset_transport_header(skb);
if (frametype == NR_CONNACK && skb->len == 22)
nr_sk(sk)->bpqext = 1;
@@ -981,19 +1007,19 @@ int nr_rx_frame(struct sk_buff *skb, struct net_device *dev)
nr_make->vr = 0;
nr_make->vl = 0;
nr_make->state = NR_STATE_3;
- sk->sk_ack_backlog++;
+ sk_acceptq_added(sk);
+ skb_queue_head(&sk->sk_receive_queue, skb);
- nr_insert_socket(make);
+ if (!sock_flag(sk, SOCK_DEAD))
+ sk->sk_data_ready(sk);
- skb_queue_head(&sk->sk_receive_queue, skb);
+ bh_unlock_sock(sk);
+
+ nr_insert_socket(make);
nr_start_heartbeat(make);
nr_start_idletimer(make);
- if (!sock_flag(sk, SOCK_DEAD))
- sk->sk_data_ready(sk, skb->len);
-
- bh_unlock_sock(sk);
return 1;
}
@@ -1002,7 +1028,7 @@ static int nr_sendmsg(struct kiocb *iocb, struct socket *sock,
{
struct sock *sk = sock->sk;
struct nr_sock *nr = nr_sk(sk);
- struct sockaddr_ax25 *usax = (struct sockaddr_ax25 *)msg->msg_name;
+ DECLARE_SOCKADDR(struct sockaddr_ax25 *, usax, msg->msg_name);
int err;
struct sockaddr_ax25 sax;
struct sk_buff *skb;
@@ -1052,23 +1078,26 @@ static int nr_sendmsg(struct kiocb *iocb, struct socket *sock,
sax.sax25_call = nr->dest_addr;
}
- SOCK_DEBUG(sk, "NET/ROM: sendto: Addresses built.\n");
+ /* Build a packet - the conventional user limit is 236 bytes. We can
+ do ludicrously large NetROM frames but must not overflow */
+ if (len > 65536) {
+ err = -EMSGSIZE;
+ goto out;
+ }
- /* Build a packet */
- SOCK_DEBUG(sk, "NET/ROM: sendto: building packet.\n");
size = len + NR_NETWORK_LEN + NR_TRANSPORT_LEN;
if ((skb = sock_alloc_send_skb(sk, size, msg->msg_flags & MSG_DONTWAIT, &err)) == NULL)
goto out;
skb_reserve(skb, size - len);
+ skb_reset_transport_header(skb);
/*
* Push down the NET/ROM header
*/
asmptr = skb_push(skb, NR_TRANSPORT_LEN);
- SOCK_DEBUG(sk, "Building NET/ROM Header.\n");
/* Build a NET/ROM Transport header */
@@ -1077,26 +1106,19 @@ static int nr_sendmsg(struct kiocb *iocb, struct socket *sock,
*asmptr++ = 0; /* To be filled in later */
*asmptr++ = 0; /* Ditto */
*asmptr++ = NR_INFO;
- SOCK_DEBUG(sk, "Built header.\n");
/*
* Put the data on the end
*/
-
- skb->h.raw = skb_put(skb, len);
-
- asmptr = skb->h.raw;
- SOCK_DEBUG(sk, "NET/ROM: Appending user data\n");
+ skb_put(skb, len);
/* User data follows immediately after the NET/ROM transport header */
- if (memcpy_fromiovec(asmptr, msg->msg_iov, len)) {
+ if (memcpy_fromiovec(skb_transport_header(skb), msg->msg_iov, len)) {
kfree_skb(skb);
err = -EFAULT;
goto out;
}
- SOCK_DEBUG(sk, "NET/ROM: Transmitting buffer\n");
-
if (sk->sk_state != TCP_ESTABLISHED) {
kfree_skb(skb);
err = -ENOTCONN;
@@ -1115,7 +1137,7 @@ static int nr_recvmsg(struct kiocb *iocb, struct socket *sock,
struct msghdr *msg, size_t size, int flags)
{
struct sock *sk = sock->sk;
- struct sockaddr_ax25 *sax = (struct sockaddr_ax25 *)msg->msg_name;
+ DECLARE_SOCKADDR(struct sockaddr_ax25 *, sax, msg->msg_name);
size_t copied;
struct sk_buff *skb;
int er;
@@ -1137,7 +1159,7 @@ static int nr_recvmsg(struct kiocb *iocb, struct socket *sock,
return er;
}
- skb->h.raw = skb->data;
+ skb_reset_transport_header(skb);
copied = skb->len;
if (copied > size) {
@@ -1145,15 +1167,21 @@ static int nr_recvmsg(struct kiocb *iocb, struct socket *sock,
msg->msg_flags |= MSG_TRUNC;
}
- skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied);
+ er = skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied);
+ if (er < 0) {
+ skb_free_datagram(sk, skb);
+ release_sock(sk);
+ return er;
+ }
if (sax != NULL) {
+ memset(sax, 0, sizeof(*sax));
sax->sax25_family = AF_NETROM;
- memcpy(sax->sax25_call.ax25_call, skb->data + 7, AX25_ADDR_LEN);
+ skb_copy_from_linear_data_offset(skb, 7, sax->sax25_call.ax25_call,
+ AX25_ADDR_LEN);
+ msg->msg_namelen = sizeof(*sax);
}
- msg->msg_namelen = sizeof(*sax);
-
skb_free_datagram(sk, skb);
release_sock(sk);
@@ -1172,7 +1200,7 @@ static int nr_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
long amount;
lock_sock(sk);
- amount = sk->sk_sndbuf - atomic_read(&sk->sk_wmem_alloc);
+ amount = sk->sk_sndbuf - sk_wmem_alloc_get(sk);
if (amount < 0)
amount = 0;
release_sock(sk);
@@ -1197,6 +1225,12 @@ static int nr_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
release_sock(sk);
return ret;
+ case SIOCGSTAMPNS:
+ lock_sock(sk);
+ ret = sock_get_timestampns(sk, argp);
+ release_sock(sk);
+ return ret;
+
case SIOCGIFADDR:
case SIOCSIFADDR:
case SIOCGIFDSTADDR:
@@ -1212,7 +1246,8 @@ static int nr_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
case SIOCADDRT:
case SIOCDELRT:
case SIOCNRDECOBS:
- if (!capable(CAP_NET_ADMIN)) return -EPERM;
+ if (!capable(CAP_NET_ADMIN))
+ return -EPERM;
return nr_rt_ioctl(cmd, argp);
default:
@@ -1226,30 +1261,15 @@ static int nr_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
static void *nr_info_start(struct seq_file *seq, loff_t *pos)
{
- struct sock *s;
- struct hlist_node *node;
- int i = 1;
-
spin_lock_bh(&nr_list_lock);
- if (*pos == 0)
- return SEQ_START_TOKEN;
-
- sk_for_each(s, node, &nr_list) {
- if (i == *pos)
- return s;
- ++i;
- }
- return NULL;
+ return seq_hlist_start_head(&nr_list, *pos);
}
static void *nr_info_next(struct seq_file *seq, void *v, loff_t *pos)
{
- ++*pos;
-
- return (v == SEQ_START_TOKEN) ? sk_head(&nr_list)
- : sk_next((struct sock *)v);
+ return seq_hlist_next(v, &nr_list, pos);
}
-
+
static void nr_info_stop(struct seq_file *seq, void *v)
{
spin_unlock_bh(&nr_list_lock);
@@ -1257,7 +1277,7 @@ static void nr_info_stop(struct seq_file *seq, void *v)
static int nr_info_show(struct seq_file *seq, void *v)
{
- struct sock *s = v;
+ struct sock *s = sk_entry(v);
struct net_device *dev;
struct nr_sock *nr;
const char *devname;
@@ -1279,7 +1299,7 @@ static int nr_info_show(struct seq_file *seq, void *v)
seq_printf(seq, "%-9s ", ax2asc(buf, &nr->user_addr));
seq_printf(seq, "%-9s ", ax2asc(buf, &nr->dest_addr));
- seq_printf(seq,
+ seq_printf(seq,
"%-9s %-3s %02X/%02X %02X/%02X %2d %3d %3d %3d %3lu/%03lu %2lu/%02lu %3lu/%03lu %3lu/%03lu %2d/%02d %3d %5d %5d %ld\n",
ax2asc(buf, &nr->source_addr),
devname,
@@ -1302,8 +1322,8 @@ static int nr_info_show(struct seq_file *seq, void *v)
nr->n2count,
nr->n2,
nr->window,
- atomic_read(&s->sk_wmem_alloc),
- atomic_read(&s->sk_rmem_alloc),
+ sk_wmem_alloc_get(s),
+ sk_rmem_alloc_get(s),
s->sk_socket ? SOCK_INODE(s->sk_socket)->i_ino : 0L);
bh_unlock_sock(s);
@@ -1311,19 +1331,19 @@ static int nr_info_show(struct seq_file *seq, void *v)
return 0;
}
-static struct seq_operations nr_info_seqops = {
+static const struct seq_operations nr_info_seqops = {
.start = nr_info_start,
.next = nr_info_next,
.stop = nr_info_stop,
.show = nr_info_show,
};
-
+
static int nr_info_open(struct inode *inode, struct file *file)
{
return seq_open(file, &nr_info_seqops);
}
-
-static struct file_operations nr_info_fops = {
+
+static const struct file_operations nr_info_fops = {
.owner = THIS_MODULE,
.open = nr_info_open,
.read = seq_read,
@@ -1332,7 +1352,7 @@ static struct file_operations nr_info_fops = {
};
#endif /* CONFIG_PROC_FS */
-static struct net_proto_family nr_family_ops = {
+static const struct net_proto_family nr_family_ops = {
.family = PF_NETROM,
.create = nr_create,
.owner = THIS_MODULE,
@@ -1365,7 +1385,14 @@ static struct notifier_block nr_dev_notifier = {
static struct net_device **dev_nr;
-static char banner[] __initdata = KERN_INFO "G4KLX NET/ROM for Linux. Version 0.7 for AX25.037 Linux 2.4\n";
+static struct ax25_protocol nr_pid = {
+ .pid = AX25_P_NETROM,
+ .func = nr_route_frame
+};
+
+static struct ax25_linkfail nr_linkfail_notifier = {
+ .func = nr_link_failed,
+};
static int __init nr_proto_init(void)
{
@@ -1380,31 +1407,30 @@ static int __init nr_proto_init(void)
return -1;
}
- dev_nr = kmalloc(nr_ndevs * sizeof(struct net_device *), GFP_KERNEL);
+ dev_nr = kzalloc(nr_ndevs * sizeof(struct net_device *), GFP_KERNEL);
if (dev_nr == NULL) {
printk(KERN_ERR "NET/ROM: nr_proto_init - unable to allocate device array\n");
return -1;
}
- memset(dev_nr, 0x00, nr_ndevs * sizeof(struct net_device *));
-
for (i = 0; i < nr_ndevs; i++) {
char name[IFNAMSIZ];
struct net_device *dev;
sprintf(name, "nr%d", i);
- dev = alloc_netdev(sizeof(struct nr_private), name, nr_setup);
+ dev = alloc_netdev(0, name, nr_setup);
if (!dev) {
printk(KERN_ERR "NET/ROM: nr_proto_init - unable to allocate device structure\n");
goto fail;
}
-
+
dev->base_addr = i;
if (register_netdev(dev)) {
printk(KERN_ERR "NET/ROM: nr_proto_init - unable to register network device\n");
free_netdev(dev);
goto fail;
}
+ nr_set_lockdep_key(dev);
dev_nr[i] = dev;
}
@@ -1412,12 +1438,11 @@ static int __init nr_proto_init(void)
printk(KERN_ERR "NET/ROM: nr_proto_init - unable to register socket family\n");
goto fail;
}
-
+
register_netdevice_notifier(&nr_dev_notifier);
- printk(banner);
- ax25_protocol_register(AX25_P_NETROM, nr_route_frame);
- ax25_linkfail_register(nr_link_failed);
+ ax25_register_pid(&nr_pid);
+ ax25_linkfail_register(&nr_linkfail_notifier);
#ifdef CONFIG_SYSCTL
nr_register_sysctl();
@@ -1425,9 +1450,9 @@ static int __init nr_proto_init(void)
nr_loopback_init();
- proc_net_fops_create("nr", S_IRUGO, &nr_info_fops);
- proc_net_fops_create("nr_neigh", S_IRUGO, &nr_neigh_fops);
- proc_net_fops_create("nr_nodes", S_IRUGO, &nr_nodes_fops);
+ proc_create("nr", S_IRUGO, init_net.proc_net, &nr_info_fops);
+ proc_create("nr_neigh", S_IRUGO, init_net.proc_net, &nr_neigh_fops);
+ proc_create("nr_nodes", S_IRUGO, init_net.proc_net, &nr_nodes_fops);
out:
return rc;
fail:
@@ -1455,9 +1480,9 @@ static void __exit nr_exit(void)
{
int i;
- proc_net_remove("nr");
- proc_net_remove("nr_neigh");
- proc_net_remove("nr_nodes");
+ remove_proc_entry("nr", init_net.proc_net);
+ remove_proc_entry("nr_neigh", init_net.proc_net);
+ remove_proc_entry("nr_nodes", init_net.proc_net);
nr_loopback_clear();
nr_rt_free();
@@ -1466,7 +1491,7 @@ static void __exit nr_exit(void)
nr_unregister_sysctl();
#endif
- ax25_linkfail_release(nr_link_failed);
+ ax25_linkfail_release(&nr_linkfail_notifier);
ax25_protocol_release(AX25_P_NETROM);
unregister_netdevice_notifier(&nr_dev_notifier);
diff --git a/net/netrom/nr_dev.c b/net/netrom/nr_dev.c
index 509afddae56..743262becd6 100644
--- a/net/netrom/nr_dev.c
+++ b/net/netrom/nr_dev.c
@@ -6,11 +6,9 @@
*
* Copyright Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/proc_fs.h>
#include <linux/kernel.h>
-#include <linux/sched.h>
#include <linux/interrupt.h>
#include <linux/fs.h>
#include <linux/types.h>
@@ -21,8 +19,8 @@
#include <linux/fcntl.h>
#include <linux/in.h>
#include <linux/if_ether.h> /* For the statistics structure. */
+#include <linux/slab.h>
-#include <asm/system.h>
#include <asm/uaccess.h>
#include <asm/io.h>
@@ -44,7 +42,7 @@
int nr_rx_ip(struct sk_buff *skb, struct net_device *dev)
{
- struct net_device_stats *stats = netdev_priv(dev);
+ struct net_device_stats *stats = &dev->stats;
if (!netif_running(dev)) {
stats->rx_dropped++;
@@ -58,8 +56,8 @@ int nr_rx_ip(struct sk_buff *skb, struct net_device *dev)
/* Spoof incoming device */
skb->dev = dev;
- skb->mac.raw = skb->nh.raw;
- skb->nh.raw = skb->data;
+ skb->mac_header = skb->network_header;
+ skb_reset_network_header(skb);
skb->pkt_type = PACKET_HOST;
netif_rx(skb);
@@ -97,8 +95,9 @@ static int nr_rebuild_header(struct sk_buff *skb)
#endif
-static int nr_header(struct sk_buff *skb, struct net_device *dev, unsigned short type,
- void *daddr, void *saddr, unsigned len)
+static int nr_header(struct sk_buff *skb, struct net_device *dev,
+ unsigned short type,
+ const void *daddr, const void *saddr, unsigned int len)
{
unsigned char *buff = skb_push(skb, NR_NETWORK_LEN + NR_TRANSPORT_LEN);
@@ -129,25 +128,37 @@ static int nr_header(struct sk_buff *skb, struct net_device *dev, unsigned short
return -37;
}
-static int nr_set_mac_address(struct net_device *dev, void *addr)
+static int __must_check nr_set_mac_address(struct net_device *dev, void *addr)
{
struct sockaddr *sa = addr;
+ int err;
+
+ if (!memcmp(dev->dev_addr, sa->sa_data, dev->addr_len))
+ return 0;
+
+ if (dev->flags & IFF_UP) {
+ err = ax25_listen_register((ax25_address *)sa->sa_data, NULL);
+ if (err)
+ return err;
- if (dev->flags & IFF_UP)
ax25_listen_release((ax25_address *)dev->dev_addr, NULL);
+ }
memcpy(dev->dev_addr, sa->sa_data, dev->addr_len);
- if (dev->flags & IFF_UP)
- ax25_listen_register((ax25_address *)dev->dev_addr, NULL);
-
return 0;
}
static int nr_open(struct net_device *dev)
{
+ int err;
+
+ err = ax25_listen_register((ax25_address *)dev->dev_addr, NULL);
+ if (err)
+ return err;
+
netif_start_queue(dev);
- ax25_listen_register((ax25_address *)dev->dev_addr, NULL);
+
return 0;
}
@@ -158,48 +169,44 @@ static int nr_close(struct net_device *dev)
return 0;
}
-static int nr_xmit(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t nr_xmit(struct sk_buff *skb, struct net_device *dev)
{
- struct nr_private *nr = netdev_priv(dev);
- struct net_device_stats *stats = &nr->stats;
+ struct net_device_stats *stats = &dev->stats;
unsigned int len = skb->len;
if (!nr_route_frame(skb, NULL)) {
kfree_skb(skb);
stats->tx_errors++;
- return 0;
+ return NETDEV_TX_OK;
}
stats->tx_packets++;
stats->tx_bytes += len;
- return 0;
+ return NETDEV_TX_OK;
}
-static struct net_device_stats *nr_get_stats(struct net_device *dev)
-{
- struct nr_private *nr = netdev_priv(dev);
+static const struct header_ops nr_header_ops = {
+ .create = nr_header,
+ .rebuild= nr_rebuild_header,
+};
- return &nr->stats;
-}
+static const struct net_device_ops nr_netdev_ops = {
+ .ndo_open = nr_open,
+ .ndo_stop = nr_close,
+ .ndo_start_xmit = nr_xmit,
+ .ndo_set_mac_address = nr_set_mac_address,
+};
void nr_setup(struct net_device *dev)
{
- SET_MODULE_OWNER(dev);
dev->mtu = NR_MAX_PACKET_SIZE;
- dev->hard_start_xmit = nr_xmit;
- dev->open = nr_open;
- dev->stop = nr_close;
-
- dev->hard_header = nr_header;
+ dev->netdev_ops = &nr_netdev_ops;
+ dev->header_ops = &nr_header_ops;
dev->hard_header_len = NR_NETWORK_LEN + NR_TRANSPORT_LEN;
dev->addr_len = AX25_ADDR_LEN;
dev->type = ARPHRD_NETROM;
- dev->rebuild_header = nr_rebuild_header;
- dev->set_mac_address = nr_set_mac_address;
/* New-style flags. */
dev->flags = IFF_NOARP;
-
- dev->get_stats = nr_get_stats;
}
diff --git a/net/netrom/nr_in.c b/net/netrom/nr_in.c
index a7d88b5ad75..c3073a2ef63 100644
--- a/net/netrom/nr_in.c
+++ b/net/netrom/nr_in.c
@@ -12,11 +12,11 @@
#include <linux/socket.h>
#include <linux/in.h>
#include <linux/kernel.h>
-#include <linux/sched.h>
#include <linux/timer.h>
#include <linux/string.h>
#include <linux/sockios.h>
#include <linux/net.h>
+#include <linux/slab.h>
#include <net/ax25.h>
#include <linux/inet.h>
#include <linux/netdevice.h>
@@ -24,7 +24,6 @@
#include <net/sock.h>
#include <net/tcp_states.h>
#include <asm/uaccess.h>
-#include <asm/system.h>
#include <linux/fcntl.h>
#include <linux/mm.h>
#include <linux/interrupt.h>
@@ -52,10 +51,12 @@ static int nr_queue_rx_frame(struct sock *sk, struct sk_buff *skb, int more)
if ((skbn = alloc_skb(nr->fraglen, GFP_ATOMIC)) == NULL)
return 1;
- skbn->h.raw = skbn->data;
+ skb_reset_transport_header(skbn);
while ((skbo = skb_dequeue(&nr->frag_queue)) != NULL) {
- memcpy(skb_put(skbn, skbo->len), skbo->data, skbo->len);
+ skb_copy_from_linear_data(skbo,
+ skb_put(skbn, skbo->len),
+ skbo->len);
kfree_skb(skbo);
}
diff --git a/net/netrom/nr_loopback.c b/net/netrom/nr_loopback.c
index e856ae1b360..94d4e922af5 100644
--- a/net/netrom/nr_loopback.c
+++ b/net/netrom/nr_loopback.c
@@ -7,6 +7,7 @@
* Copyright Tomi Manninen OH2BNS (oh2bns@sral.fi)
*/
#include <linux/types.h>
+#include <linux/slab.h>
#include <linux/socket.h>
#include <linux/timer.h>
#include <net/ax25.h>
@@ -34,8 +35,8 @@ int nr_loopback_queue(struct sk_buff *skb)
struct sk_buff *skbn;
if ((skbn = alloc_skb(skb->len, GFP_ATOMIC)) != NULL) {
- memcpy(skb_put(skbn, skb->len), skb->data, skb->len);
- skbn->h.raw = skbn->data;
+ skb_copy_from_linear_data(skb, skb_put(skbn, skb->len), skb->len);
+ skb_reset_transport_header(skbn);
skb_queue_tail(&loopback_queue, skbn);
diff --git a/net/netrom/nr_out.c b/net/netrom/nr_out.c
index 7939ded9c98..0b4bcb2bf38 100644
--- a/net/netrom/nr_out.c
+++ b/net/netrom/nr_out.c
@@ -12,18 +12,17 @@
#include <linux/socket.h>
#include <linux/in.h>
#include <linux/kernel.h>
-#include <linux/sched.h>
#include <linux/timer.h>
#include <linux/string.h>
#include <linux/sockios.h>
#include <linux/net.h>
+#include <linux/slab.h>
#include <net/ax25.h>
#include <linux/inet.h>
#include <linux/netdevice.h>
#include <linux/skbuff.h>
#include <net/sock.h>
#include <asm/uaccess.h>
-#include <asm/system.h>
#include <linux/fcntl.h>
#include <linux/mm.h>
#include <linux/interrupt.h>
@@ -41,7 +40,7 @@ void nr_output(struct sock *sk, struct sk_buff *skb)
if (skb->len - NR_TRANSPORT_LEN > NR_MAX_PACKET_SIZE) {
/* Save a copy of the Transport Header */
- memcpy(transport, skb->data, NR_TRANSPORT_LEN);
+ skb_copy_from_linear_data(skb, transport, NR_TRANSPORT_LEN);
skb_pull(skb, NR_TRANSPORT_LEN);
frontlen = skb_headroom(skb);
@@ -55,13 +54,13 @@ void nr_output(struct sock *sk, struct sk_buff *skb)
len = (NR_MAX_PACKET_SIZE > skb->len) ? skb->len : NR_MAX_PACKET_SIZE;
/* Copy the user data */
- memcpy(skb_put(skbn, len), skb->data, len);
+ skb_copy_from_linear_data(skb, skb_put(skbn, len), len);
skb_pull(skb, len);
/* Duplicate the Transport Header */
skb_push(skbn, NR_TRANSPORT_LEN);
- memcpy(skbn->data, transport, NR_TRANSPORT_LEN);
-
+ skb_copy_to_linear_data(skbn, transport,
+ NR_TRANSPORT_LEN);
if (skb->len > 0)
skbn->data[4] |= NR_MORE_FLAG;
diff --git a/net/netrom/nr_route.c b/net/netrom/nr_route.c
index b3b9097c87c..b976d5eff2d 100644
--- a/net/netrom/nr_route.c
+++ b/net/netrom/nr_route.c
@@ -13,11 +13,11 @@
#include <linux/socket.h>
#include <linux/in.h>
#include <linux/kernel.h>
-#include <linux/sched.h>
#include <linux/timer.h>
#include <linux/string.h>
#include <linux/sockios.h>
#include <linux/net.h>
+#include <linux/slab.h>
#include <net/ax25.h>
#include <linux/inet.h>
#include <linux/netdevice.h>
@@ -26,7 +26,6 @@
#include <linux/skbuff.h>
#include <net/sock.h>
#include <asm/uaccess.h>
-#include <asm/system.h>
#include <linux/fcntl.h>
#include <linux/termios.h> /* For TIOCINQ/OUTQ */
#include <linux/mm.h>
@@ -37,6 +36,7 @@
#include <linux/spinlock.h>
#include <net/netrom.h>
#include <linux/seq_file.h>
+#include <linux/export.h>
static unsigned int nr_neigh_no = 1;
@@ -49,10 +49,9 @@ static struct nr_node *nr_node_get(ax25_address *callsign)
{
struct nr_node *found = NULL;
struct nr_node *nr_node;
- struct hlist_node *node;
spin_lock_bh(&nr_node_list_lock);
- nr_node_for_each(nr_node, node, &nr_node_list)
+ nr_node_for_each(nr_node, &nr_node_list)
if (ax25cmp(callsign, &nr_node->callsign) == 0) {
nr_node_hold(nr_node);
found = nr_node;
@@ -67,10 +66,9 @@ static struct nr_neigh *nr_neigh_get_dev(ax25_address *callsign,
{
struct nr_neigh *found = NULL;
struct nr_neigh *nr_neigh;
- struct hlist_node *node;
spin_lock_bh(&nr_neigh_list_lock);
- nr_neigh_for_each(nr_neigh, node, &nr_neigh_list)
+ nr_neigh_for_each(nr_neigh, &nr_neigh_list)
if (ax25cmp(callsign, &nr_neigh->callsign) == 0 &&
nr_neigh->dev == dev) {
nr_neigh_hold(nr_neigh);
@@ -87,8 +85,9 @@ static void nr_remove_neigh(struct nr_neigh *);
* Add a new route to a node, and in the process add the node and the
* neighbour if it is new.
*/
-static int nr_add_node(ax25_address *nr, const char *mnemonic, ax25_address *ax25,
- ax25_digi *ax25_digi, struct net_device *dev, int quality, int obs_count)
+static int __must_check nr_add_node(ax25_address *nr, const char *mnemonic,
+ ax25_address *ax25, ax25_digi *ax25_digi, struct net_device *dev,
+ int quality, int obs_count)
{
struct nr_node *nr_node;
struct nr_neigh *nr_neigh;
@@ -113,10 +112,9 @@ static int nr_add_node(ax25_address *nr, const char *mnemonic, ax25_address *ax2
*/
if (nr_neigh != NULL && nr_neigh->failed != 0 && quality == 0) {
struct nr_node *nr_nodet;
- struct hlist_node *node;
spin_lock_bh(&nr_node_list_lock);
- nr_node_for_each(nr_nodet, node, &nr_node_list) {
+ nr_node_for_each(nr_nodet, &nr_node_list) {
nr_node_lock(nr_nodet);
for (i = 0; i < nr_nodet->count; i++)
if (nr_nodet->routes[i].neighbour == nr_neigh)
@@ -155,14 +153,15 @@ static int nr_add_node(ax25_address *nr, const char *mnemonic, ax25_address *ax2
atomic_set(&nr_neigh->refcount, 1);
if (ax25_digi != NULL && ax25_digi->ndigi > 0) {
- if ((nr_neigh->digipeat = kmalloc(sizeof(*ax25_digi), GFP_KERNEL)) == NULL) {
+ nr_neigh->digipeat = kmemdup(ax25_digi,
+ sizeof(*ax25_digi),
+ GFP_KERNEL);
+ if (nr_neigh->digipeat == NULL) {
kfree(nr_neigh);
if (nr_node)
nr_node_put(nr_node);
return -ENOMEM;
}
- memcpy(nr_neigh->digipeat, ax25_digi,
- sizeof(*ax25_digi));
}
spin_lock_bh(&nr_neigh_list_lock);
@@ -255,9 +254,12 @@ static int nr_add_node(ax25_address *nr, const char *mnemonic, ax25_address *ax2
case 3:
if (nr_node->routes[1].quality > nr_node->routes[0].quality) {
switch (nr_node->which) {
- case 0: nr_node->which = 1; break;
- case 1: nr_node->which = 0; break;
- default: break;
+ case 0:
+ nr_node->which = 1;
+ break;
+ case 1:
+ nr_node->which = 0;
+ break;
}
nr_route = nr_node->routes[0];
nr_node->routes[0] = nr_node->routes[1];
@@ -405,7 +407,8 @@ static int nr_del_node(ax25_address *callsign, ax25_address *neighbour, struct n
/*
* Lock a neighbour with a quality.
*/
-static int nr_add_neigh(ax25_address *callsign, ax25_digi *ax25_digi, struct net_device *dev, unsigned int quality)
+static int __must_check nr_add_neigh(ax25_address *callsign,
+ ax25_digi *ax25_digi, struct net_device *dev, unsigned int quality)
{
struct nr_neigh *nr_neigh;
@@ -432,11 +435,12 @@ static int nr_add_neigh(ax25_address *callsign, ax25_digi *ax25_digi, struct net
atomic_set(&nr_neigh->refcount, 1);
if (ax25_digi != NULL && ax25_digi->ndigi > 0) {
- if ((nr_neigh->digipeat = kmalloc(sizeof(*ax25_digi), GFP_KERNEL)) == NULL) {
+ nr_neigh->digipeat = kmemdup(ax25_digi, sizeof(*ax25_digi),
+ GFP_KERNEL);
+ if (nr_neigh->digipeat == NULL) {
kfree(nr_neigh);
return -ENOMEM;
}
- memcpy(nr_neigh->digipeat, ax25_digi, sizeof(*ax25_digi));
}
spin_lock_bh(&nr_neigh_list_lock);
@@ -478,11 +482,11 @@ static int nr_dec_obs(void)
{
struct nr_neigh *nr_neigh;
struct nr_node *s;
- struct hlist_node *node, *nodet;
+ struct hlist_node *nodet;
int i;
spin_lock_bh(&nr_node_list_lock);
- nr_node_for_each_safe(s, node, nodet, &nr_node_list) {
+ nr_node_for_each_safe(s, nodet, &nr_node_list) {
nr_node_lock(s);
for (i = 0; i < s->count; i++) {
switch (s->routes[i].obs_count) {
@@ -501,12 +505,13 @@ static int nr_dec_obs(void)
s->count--;
switch (i) {
- case 0:
- s->routes[0] = s->routes[1];
- case 1:
- s->routes[1] = s->routes[2];
- case 2:
- break;
+ case 0:
+ s->routes[0] = s->routes[1];
+ /* Fallthrough */
+ case 1:
+ s->routes[1] = s->routes[2];
+ case 2:
+ break;
}
break;
@@ -532,15 +537,15 @@ static int nr_dec_obs(void)
void nr_rt_device_down(struct net_device *dev)
{
struct nr_neigh *s;
- struct hlist_node *node, *nodet, *node2, *node2t;
+ struct hlist_node *nodet, *node2t;
struct nr_node *t;
int i;
spin_lock_bh(&nr_neigh_list_lock);
- nr_neigh_for_each_safe(s, node, nodet, &nr_neigh_list) {
+ nr_neigh_for_each_safe(s, nodet, &nr_neigh_list) {
if (s->dev == dev) {
spin_lock_bh(&nr_node_list_lock);
- nr_node_for_each_safe(t, node2, node2t, &nr_node_list) {
+ nr_node_for_each_safe(t, node2t, &nr_node_list) {
nr_node_lock(t);
for (i = 0; i < t->count; i++) {
if (t->routes[i].neighbour == s) {
@@ -577,7 +582,7 @@ static struct net_device *nr_ax25_dev_get(char *devname)
{
struct net_device *dev;
- if ((dev = dev_get_by_name(devname)) == NULL)
+ if ((dev = dev_get_by_name(&init_net, devname)) == NULL)
return NULL;
if ((dev->flags & IFF_UP) && dev->type == ARPHRD_AX25)
@@ -594,15 +599,15 @@ struct net_device *nr_dev_first(void)
{
struct net_device *dev, *first = NULL;
- read_lock(&dev_base_lock);
- for (dev = dev_base; dev != NULL; dev = dev->next) {
+ rcu_read_lock();
+ for_each_netdev_rcu(&init_net, dev) {
if ((dev->flags & IFF_UP) && dev->type == ARPHRD_NETROM)
if (first == NULL || strncmp(dev->name, first->name, 3) < 0)
first = dev;
}
if (first)
dev_hold(first);
- read_unlock(&dev_base_lock);
+ rcu_read_unlock();
return first;
}
@@ -614,35 +619,37 @@ struct net_device *nr_dev_get(ax25_address *addr)
{
struct net_device *dev;
- read_lock(&dev_base_lock);
- for (dev = dev_base; dev != NULL; dev = dev->next) {
- if ((dev->flags & IFF_UP) && dev->type == ARPHRD_NETROM && ax25cmp(addr, (ax25_address *)dev->dev_addr) == 0) {
+ rcu_read_lock();
+ for_each_netdev_rcu(&init_net, dev) {
+ if ((dev->flags & IFF_UP) && dev->type == ARPHRD_NETROM &&
+ ax25cmp(addr, (ax25_address *)dev->dev_addr) == 0) {
dev_hold(dev);
goto out;
}
}
+ dev = NULL;
out:
- read_unlock(&dev_base_lock);
+ rcu_read_unlock();
return dev;
}
-static ax25_digi *nr_call_to_digi(int ndigis, ax25_address *digipeaters)
+static ax25_digi *nr_call_to_digi(ax25_digi *digi, int ndigis,
+ ax25_address *digipeaters)
{
- static ax25_digi ax25_digi;
int i;
if (ndigis == 0)
return NULL;
for (i = 0; i < ndigis; i++) {
- ax25_digi.calls[i] = digipeaters[i];
- ax25_digi.repeated[i] = 0;
+ digi->calls[i] = digipeaters[i];
+ digi->repeated[i] = 0;
}
- ax25_digi.ndigi = ndigis;
- ax25_digi.lastrepeat = -1;
+ digi->ndigi = ndigis;
+ digi->lastrepeat = -1;
- return &ax25_digi;
+ return digi;
}
/*
@@ -652,30 +659,36 @@ int nr_rt_ioctl(unsigned int cmd, void __user *arg)
{
struct nr_route_struct nr_route;
struct net_device *dev;
+ ax25_digi digi;
int ret;
switch (cmd) {
case SIOCADDRT:
if (copy_from_user(&nr_route, arg, sizeof(struct nr_route_struct)))
return -EFAULT;
- if ((dev = nr_ax25_dev_get(nr_route.device)) == NULL)
+ if (nr_route.ndigis > AX25_MAX_DIGIS)
return -EINVAL;
- if (nr_route.ndigis < 0 || nr_route.ndigis > AX25_MAX_DIGIS) {
- dev_put(dev);
+ if ((dev = nr_ax25_dev_get(nr_route.device)) == NULL)
return -EINVAL;
- }
switch (nr_route.type) {
case NETROM_NODE:
+ if (strnlen(nr_route.mnemonic, 7) == 7) {
+ ret = -EINVAL;
+ break;
+ }
+
ret = nr_add_node(&nr_route.callsign,
nr_route.mnemonic,
&nr_route.neighbour,
- nr_call_to_digi(nr_route.ndigis, nr_route.digipeaters),
+ nr_call_to_digi(&digi, nr_route.ndigis,
+ nr_route.digipeaters),
dev, nr_route.quality,
nr_route.obs_count);
break;
case NETROM_NEIGH:
ret = nr_add_neigh(&nr_route.callsign,
- nr_call_to_digi(nr_route.ndigis, nr_route.digipeaters),
+ nr_call_to_digi(&digi, nr_route.ndigis,
+ nr_route.digipeaters),
dev, nr_route.quality);
break;
default:
@@ -721,19 +734,20 @@ int nr_rt_ioctl(unsigned int cmd, void __user *arg)
void nr_link_failed(ax25_cb *ax25, int reason)
{
struct nr_neigh *s, *nr_neigh = NULL;
- struct hlist_node *node;
struct nr_node *nr_node = NULL;
spin_lock_bh(&nr_neigh_list_lock);
- nr_neigh_for_each(s, node, &nr_neigh_list)
+ nr_neigh_for_each(s, &nr_neigh_list) {
if (s->ax25 == ax25) {
nr_neigh_hold(s);
nr_neigh = s;
break;
}
+ }
spin_unlock_bh(&nr_neigh_list_lock);
- if (nr_neigh == NULL) return;
+ if (nr_neigh == NULL)
+ return;
nr_neigh->ax25 = NULL;
ax25_cb_put(ax25);
@@ -743,11 +757,13 @@ void nr_link_failed(ax25_cb *ax25, int reason)
return;
}
spin_lock_bh(&nr_node_list_lock);
- nr_node_for_each(nr_node, node, &nr_node_list)
+ nr_node_for_each(nr_node, &nr_node_list) {
nr_node_lock(nr_node);
- if (nr_node->which < nr_node->count && nr_node->routes[nr_node->which].neighbour == nr_neigh)
+ if (nr_node->which < nr_node->count &&
+ nr_node->routes[nr_node->which].neighbour == nr_neigh)
nr_node->which++;
nr_node_unlock(nr_node);
+ }
spin_unlock_bh(&nr_node_list_lock);
nr_neigh_put(nr_neigh);
}
@@ -771,9 +787,13 @@ int nr_route_frame(struct sk_buff *skb, ax25_cb *ax25)
nr_src = (ax25_address *)(skb->data + 0);
nr_dest = (ax25_address *)(skb->data + 7);
- if (ax25 != NULL)
- nr_add_node(nr_src, "", &ax25->dest_addr, ax25->digipeat,
- ax25->ax25_dev->dev, 0, sysctl_netrom_obsolescence_count_initialiser);
+ if (ax25 != NULL) {
+ ret = nr_add_node(nr_src, "", &ax25->dest_addr, ax25->digipeat,
+ ax25->ax25_dev->dev, 0,
+ sysctl_netrom_obsolescence_count_initialiser);
+ if (ret)
+ return ret;
+ }
if ((dev = nr_dev_get(nr_dest)) != NULL) { /* Its for me */
if (ax25 == NULL) /* Its from me */
@@ -827,17 +847,19 @@ int nr_route_frame(struct sk_buff *skb, ax25_cb *ax25)
dptr = skb_push(skb, 1);
*dptr = AX25_P_NETROM;
- ax25s = ax25_send_frame(skb, 256, (ax25_address *)dev->dev_addr, &nr_neigh->callsign, nr_neigh->digipeat, nr_neigh->dev);
- if (nr_neigh->ax25 && ax25s) {
- /* We were already holding this ax25_cb */
+ ax25s = nr_neigh->ax25;
+ nr_neigh->ax25 = ax25_send_frame(skb, 256,
+ (ax25_address *)dev->dev_addr,
+ &nr_neigh->callsign,
+ nr_neigh->digipeat, nr_neigh->dev);
+ if (ax25s)
ax25_cb_put(ax25s);
- }
- nr_neigh->ax25 = ax25s;
dev_put(dev);
ret = (nr_neigh->ax25 != NULL);
nr_node_unlock(nr_node);
nr_node_put(nr_node);
+
return ret;
}
@@ -845,33 +867,13 @@ int nr_route_frame(struct sk_buff *skb, ax25_cb *ax25)
static void *nr_node_start(struct seq_file *seq, loff_t *pos)
{
- struct nr_node *nr_node;
- struct hlist_node *node;
- int i = 1;
-
- spin_lock_bh(&nr_node_list_lock);
- if (*pos == 0)
- return SEQ_START_TOKEN;
-
- nr_node_for_each(nr_node, node, &nr_node_list) {
- if (i == *pos)
- return nr_node;
- ++i;
- }
-
- return NULL;
+ spin_lock_bh(&nr_node_list_lock);
+ return seq_hlist_start_head(&nr_node_list, *pos);
}
static void *nr_node_next(struct seq_file *seq, void *v, loff_t *pos)
{
- struct hlist_node *node;
- ++*pos;
-
- node = (v == SEQ_START_TOKEN)
- ? nr_node_list.first
- : ((struct nr_node *)v)->node_node.next;
-
- return hlist_entry(node, struct nr_node, node_node);
+ return seq_hlist_next(v, &nr_node_list, pos);
}
static void nr_node_stop(struct seq_file *seq, void *v)
@@ -888,7 +890,9 @@ static int nr_node_show(struct seq_file *seq, void *v)
seq_puts(seq,
"callsign mnemonic w n qual obs neigh qual obs neigh qual obs neigh\n");
else {
- struct nr_node *nr_node = v;
+ struct nr_node *nr_node = hlist_entry(v, struct nr_node,
+ node_node);
+
nr_node_lock(nr_node);
seq_printf(seq, "%-9s %-7s %d %d",
ax2asc(buf, &nr_node->callsign),
@@ -909,7 +913,7 @@ static int nr_node_show(struct seq_file *seq, void *v)
return 0;
}
-static struct seq_operations nr_node_seqops = {
+static const struct seq_operations nr_node_seqops = {
.start = nr_node_start,
.next = nr_node_next,
.stop = nr_node_stop,
@@ -921,7 +925,7 @@ static int nr_node_info_open(struct inode *inode, struct file *file)
return seq_open(file, &nr_node_seqops);
}
-struct file_operations nr_nodes_fops = {
+const struct file_operations nr_nodes_fops = {
.owner = THIS_MODULE,
.open = nr_node_info_open,
.read = seq_read,
@@ -931,31 +935,13 @@ struct file_operations nr_nodes_fops = {
static void *nr_neigh_start(struct seq_file *seq, loff_t *pos)
{
- struct nr_neigh *nr_neigh;
- struct hlist_node *node;
- int i = 1;
-
spin_lock_bh(&nr_neigh_list_lock);
- if (*pos == 0)
- return SEQ_START_TOKEN;
-
- nr_neigh_for_each(nr_neigh, node, &nr_neigh_list) {
- if (i == *pos)
- return nr_neigh;
- }
- return NULL;
+ return seq_hlist_start_head(&nr_neigh_list, *pos);
}
static void *nr_neigh_next(struct seq_file *seq, void *v, loff_t *pos)
{
- struct hlist_node *node;
- ++*pos;
-
- node = (v == SEQ_START_TOKEN)
- ? nr_neigh_list.first
- : ((struct nr_neigh *)v)->neigh_node.next;
-
- return hlist_entry(node, struct nr_neigh, neigh_node);
+ return seq_hlist_next(v, &nr_neigh_list, pos);
}
static void nr_neigh_stop(struct seq_file *seq, void *v)
@@ -971,8 +957,9 @@ static int nr_neigh_show(struct seq_file *seq, void *v)
if (v == SEQ_START_TOKEN)
seq_puts(seq, "addr callsign dev qual lock count failed digipeaters\n");
else {
- struct nr_neigh *nr_neigh = v;
+ struct nr_neigh *nr_neigh;
+ nr_neigh = hlist_entry(v, struct nr_neigh, neigh_node);
seq_printf(seq, "%05d %-9s %-4s %3d %d %3d %3d",
nr_neigh->number,
ax2asc(buf, &nr_neigh->callsign),
@@ -984,7 +971,7 @@ static int nr_neigh_show(struct seq_file *seq, void *v)
if (nr_neigh->digipeat != NULL) {
for (i = 0; i < nr_neigh->digipeat->ndigi; i++)
- seq_printf(seq, " %s",
+ seq_printf(seq, " %s",
ax2asc(buf, &nr_neigh->digipeat->calls[i]));
}
@@ -993,7 +980,7 @@ static int nr_neigh_show(struct seq_file *seq, void *v)
return 0;
}
-static struct seq_operations nr_neigh_seqops = {
+static const struct seq_operations nr_neigh_seqops = {
.start = nr_neigh_start,
.next = nr_neigh_next,
.stop = nr_neigh_stop,
@@ -1005,7 +992,7 @@ static int nr_neigh_info_open(struct inode *inode, struct file *file)
return seq_open(file, &nr_neigh_seqops);
}
-struct file_operations nr_neigh_fops = {
+const struct file_operations nr_neigh_fops = {
.owner = THIS_MODULE,
.open = nr_neigh_info_open,
.read = seq_read,
@@ -1022,16 +1009,16 @@ void __exit nr_rt_free(void)
{
struct nr_neigh *s = NULL;
struct nr_node *t = NULL;
- struct hlist_node *node, *nodet;
+ struct hlist_node *nodet;
spin_lock_bh(&nr_neigh_list_lock);
spin_lock_bh(&nr_node_list_lock);
- nr_node_for_each_safe(t, node, nodet, &nr_node_list) {
+ nr_node_for_each_safe(t, nodet, &nr_node_list) {
nr_node_lock(t);
nr_remove_node_locked(t);
nr_node_unlock(t);
}
- nr_neigh_for_each_safe(s, node, nodet, &nr_neigh_list) {
+ nr_neigh_for_each_safe(s, nodet, &nr_neigh_list) {
while(s->count) {
s->count--;
nr_neigh_put(s);
diff --git a/net/netrom/nr_subr.c b/net/netrom/nr_subr.c
index bcb9946b4f5..ca40e2298f5 100644
--- a/net/netrom/nr_subr.c
+++ b/net/netrom/nr_subr.c
@@ -11,11 +11,11 @@
#include <linux/socket.h>
#include <linux/in.h>
#include <linux/kernel.h>
-#include <linux/sched.h>
#include <linux/timer.h>
#include <linux/string.h>
#include <linux/sockios.h>
#include <linux/net.h>
+#include <linux/slab.h>
#include <net/ax25.h>
#include <linux/inet.h>
#include <linux/netdevice.h>
@@ -23,7 +23,6 @@
#include <net/sock.h>
#include <net/tcp_states.h>
#include <asm/uaccess.h>
-#include <asm/system.h>
#include <linux/fcntl.h>
#include <linux/mm.h>
#include <linux/interrupt.h>
@@ -57,7 +56,7 @@ void nr_frames_acked(struct sock *sk, unsigned short nr)
*/
if (nrom->va != nr) {
while (skb_peek(&nrom->ack_queue) != NULL && nrom->va != nr) {
- skb = skb_dequeue(&nrom->ack_queue);
+ skb = skb_dequeue(&nrom->ack_queue);
kfree_skb(skb);
nrom->va = (nrom->va + 1) % NR_MODULUS;
}
@@ -227,13 +226,13 @@ void __nr_transmit_reply(struct sk_buff *skb, int mine, unsigned char cmdflags)
dptr = skb_put(skbn, NR_NETWORK_LEN + NR_TRANSPORT_LEN);
- memcpy(dptr, skb->data + 7, AX25_ADDR_LEN);
+ skb_copy_from_linear_data_offset(skb, 7, dptr, AX25_ADDR_LEN);
dptr[6] &= ~AX25_CBIT;
dptr[6] &= ~AX25_EBIT;
dptr[6] |= AX25_SSSID_SPARE;
dptr += AX25_ADDR_LEN;
- memcpy(dptr, skb->data + 0, AX25_ADDR_LEN);
+ skb_copy_from_linear_data(skb, dptr, AX25_ADDR_LEN);
dptr[6] &= ~AX25_CBIT;
dptr[6] |= AX25_EBIT;
dptr[6] |= AX25_SSSID_SPARE;
diff --git a/net/netrom/nr_timer.c b/net/netrom/nr_timer.c
index 75b72d389ba..ff2c1b142f5 100644
--- a/net/netrom/nr_timer.c
+++ b/net/netrom/nr_timer.c
@@ -24,7 +24,6 @@
#include <net/sock.h>
#include <net/tcp_states.h>
#include <asm/uaccess.h>
-#include <asm/system.h>
#include <linux/fcntl.h>
#include <linux/mm.h>
#include <linux/interrupt.h>
@@ -40,21 +39,10 @@ void nr_init_timers(struct sock *sk)
{
struct nr_sock *nr = nr_sk(sk);
- init_timer(&nr->t1timer);
- nr->t1timer.data = (unsigned long)sk;
- nr->t1timer.function = &nr_t1timer_expiry;
-
- init_timer(&nr->t2timer);
- nr->t2timer.data = (unsigned long)sk;
- nr->t2timer.function = &nr_t2timer_expiry;
-
- init_timer(&nr->t4timer);
- nr->t4timer.data = (unsigned long)sk;
- nr->t4timer.function = &nr_t4timer_expiry;
-
- init_timer(&nr->idletimer);
- nr->idletimer.data = (unsigned long)sk;
- nr->idletimer.function = &nr_idletimer_expiry;
+ setup_timer(&nr->t1timer, nr_t1timer_expiry, (unsigned long)sk);
+ setup_timer(&nr->t2timer, nr_t2timer_expiry, (unsigned long)sk);
+ setup_timer(&nr->t4timer, nr_t4timer_expiry, (unsigned long)sk);
+ setup_timer(&nr->idletimer, nr_idletimer_expiry, (unsigned long)sk);
/* initialized by sock_init_data */
sk->sk_timer.data = (unsigned long)sk;
@@ -138,8 +126,8 @@ static void nr_heartbeat_expiry(unsigned long param)
if (sock_flag(sk, SOCK_DESTROY) ||
(sk->sk_state == TCP_LISTEN && sock_flag(sk, SOCK_DEAD))) {
sock_hold(sk);
- nr_destroy_socket(sk);
bh_unlock_sock(sk);
+ nr_destroy_socket(sk);
sock_put(sk);
return;
}
diff --git a/net/netrom/sysctl_net_netrom.c b/net/netrom/sysctl_net_netrom.c
index 6bb8dda849d..ba1c368b3f1 100644
--- a/net/netrom/sysctl_net_netrom.c
+++ b/net/netrom/sysctl_net_netrom.c
@@ -34,168 +34,124 @@ static int min_reset[] = {0}, max_reset[] = {1};
static struct ctl_table_header *nr_table_header;
-static ctl_table nr_table[] = {
- {
- .ctl_name = NET_NETROM_DEFAULT_PATH_QUALITY,
+static struct ctl_table nr_table[] = {
+ {
.procname = "default_path_quality",
.data = &sysctl_netrom_default_path_quality,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
.extra1 = &min_quality,
.extra2 = &max_quality
},
- {
- .ctl_name = NET_NETROM_OBSOLESCENCE_COUNT_INITIALISER,
+ {
.procname = "obsolescence_count_initialiser",
.data = &sysctl_netrom_obsolescence_count_initialiser,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
.extra1 = &min_obs,
.extra2 = &max_obs
},
- {
- .ctl_name = NET_NETROM_NETWORK_TTL_INITIALISER,
+ {
.procname = "network_ttl_initialiser",
.data = &sysctl_netrom_network_ttl_initialiser,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
.extra1 = &min_ttl,
.extra2 = &max_ttl
},
- {
- .ctl_name = NET_NETROM_TRANSPORT_TIMEOUT,
+ {
.procname = "transport_timeout",
.data = &sysctl_netrom_transport_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
.extra1 = &min_t1,
.extra2 = &max_t1
},
- {
- .ctl_name = NET_NETROM_TRANSPORT_MAXIMUM_TRIES,
+ {
.procname = "transport_maximum_tries",
.data = &sysctl_netrom_transport_maximum_tries,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
.extra1 = &min_n2,
.extra2 = &max_n2
},
- {
- .ctl_name = NET_NETROM_TRANSPORT_ACKNOWLEDGE_DELAY,
+ {
.procname = "transport_acknowledge_delay",
.data = &sysctl_netrom_transport_acknowledge_delay,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
.extra1 = &min_t2,
.extra2 = &max_t2
},
- {
- .ctl_name = NET_NETROM_TRANSPORT_BUSY_DELAY,
+ {
.procname = "transport_busy_delay",
.data = &sysctl_netrom_transport_busy_delay,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
.extra1 = &min_t4,
.extra2 = &max_t4
},
- {
- .ctl_name = NET_NETROM_TRANSPORT_REQUESTED_WINDOW_SIZE,
+ {
.procname = "transport_requested_window_size",
.data = &sysctl_netrom_transport_requested_window_size,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
.extra1 = &min_window,
.extra2 = &max_window
},
- {
- .ctl_name = NET_NETROM_TRANSPORT_NO_ACTIVITY_TIMEOUT,
+ {
.procname = "transport_no_activity_timeout",
.data = &sysctl_netrom_transport_no_activity_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
.extra1 = &min_idle,
.extra2 = &max_idle
},
- {
- .ctl_name = NET_NETROM_ROUTING_CONTROL,
+ {
.procname = "routing_control",
.data = &sysctl_netrom_routing_control,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
.extra1 = &min_route,
.extra2 = &max_route
},
- {
- .ctl_name = NET_NETROM_LINK_FAILS_COUNT,
+ {
.procname = "link_fails_count",
.data = &sysctl_netrom_link_fails_count,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
.extra1 = &min_fails,
.extra2 = &max_fails
},
- {
- .ctl_name = NET_NETROM_RESET,
+ {
.procname = "reset",
.data = &sysctl_netrom_reset_circuit,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
.extra1 = &min_reset,
.extra2 = &max_reset
},
- { .ctl_name = 0 }
-};
-
-static ctl_table nr_dir_table[] = {
- {
- .ctl_name = NET_NETROM,
- .procname = "netrom",
- .mode = 0555,
- .child = nr_table
- },
- { .ctl_name = 0 }
-};
-
-static ctl_table nr_root_table[] = {
- {
- .ctl_name = CTL_NET,
- .procname = "net",
- .mode = 0555,
- .child = nr_dir_table
- },
- { .ctl_name = 0 }
+ { }
};
void __init nr_register_sysctl(void)
{
- nr_table_header = register_sysctl_table(nr_root_table, 1);
+ nr_table_header = register_net_sysctl(&init_net, "net/netrom", nr_table);
}
void nr_unregister_sysctl(void)
{
- unregister_sysctl_table(nr_table_header);
+ unregister_net_sysctl_table(nr_table_header);
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-05 18:57:01 +0000