#include <linux/wireless.h>
#include <linux/skbuff.h>
#include <linux/udp.h>
+#include <linux/slab.h>
#include <net/sock.h>
#include <net/inet_common.h>
#include <linux/stat.h>
iov[0].iov_len = size;
for (i = 0; i < msg->msg_iovlen; i++) {
void __user *base = msg->msg_iov[i].iov_base;
- size_t len = msg->msg_iov[i].iov_len;
+ size_t iov_len = msg->msg_iov[i].iov_len;
/* Check it now since we switch to KERNEL_DS later. */
- if (!access_ok(VERIFY_READ, base, len)) {
+ if (!access_ok(VERIFY_READ, base, iov_len)) {
mutex_unlock(&econet_mutex);
return -EFAULT;
}
iov[i+1].iov_base = base;
- iov[i+1].iov_len = len;
- size += len;
+ iov[i+1].iov_len = iov_len;
+ size += iov_len;
}
/* Get a skbuff (no data, just holds our cb information) */
if (peer)
return -EOPNOTSUPP;
+ memset(sec, 0, sizeof(*sec));
mutex_lock(&econet_mutex);
sk = sock->sk;
{
struct sock *sk=(struct sock *)data;
- if (!atomic_read(&sk->sk_wmem_alloc) &&
- !atomic_read(&sk->sk_rmem_alloc)) {
+ if (!sk_has_allocations(sk)) {
sk_free(sk);
return;
}
skb_queue_purge(&sk->sk_receive_queue);
- if (atomic_read(&sk->sk_rmem_alloc) ||
- atomic_read(&sk->sk_wmem_alloc)) {
+ if (sk_has_allocations(sk)) {
sk->sk_timer.data = (unsigned long)sk;
sk->sk_timer.expires = jiffies + HZ;
sk->sk_timer.function = econet_destroy_timer;
* Create an Econet socket
*/
-static int econet_create(struct net *net, struct socket *sock, int protocol)
+static int econet_create(struct net *net, struct socket *sock, int protocol,
+ int kern)
{
struct sock *sk;
struct econet_sock *eo;
int err;
- if (net != &init_net)
+ if (!net_eq(net, &init_net))
return -EAFNOSUPPORT;
/* Econet only provides datagram services. */
return 0;
}
-static struct net_proto_family econet_family_ops = {
+static const struct net_proto_family econet_family_ops = {
.family = PF_ECONET,
.create = econet_create,
.owner = THIS_MODULE,
struct ec_cb *eb;
spin_lock_irqsave(&aun_queue_lock, flags);
- skb = skb_peek(&aun_queue);
- while (skb && skb != (struct sk_buff *)&aun_queue)
- {
- struct sk_buff *newskb = skb->next;
+ skb_queue_walk(&aun_queue, skb) {
eb = (struct ec_cb *)&skb->cb;
if (eb->seq == seq)
goto foundit;
-
- skb = newskb;
}
spin_unlock_irqrestore(&aun_queue_lock, flags);
printk(KERN_DEBUG "AUN: unknown sequence %ld\n", seq);
static void ab_cleanup(unsigned long h)
{
- struct sk_buff *skb;
+ struct sk_buff *skb, *n;
unsigned long flags;
spin_lock_irqsave(&aun_queue_lock, flags);
- skb = skb_peek(&aun_queue);
- while (skb && skb != (struct sk_buff *)&aun_queue)
- {
- struct sk_buff *newskb = skb->next;
+ skb_queue_walk_safe(&aun_queue, skb, n) {
struct ec_cb *eb = (struct ec_cb *)&skb->cb;
- if ((jiffies - eb->start) > eb->timeout)
- {
+ if ((jiffies - eb->start) > eb->timeout) {
tx_result(skb->sk, eb->cookie,
ECTYPE_TRANSMIT_NOT_PRESENT);
skb_unlink(skb, &aun_queue);
kfree_skb(skb);
}
- skb = newskb;
}
spin_unlock_irqrestore(&aun_queue_lock, flags);
skb->protocol = htons(ETH_P_IP);
skb_pull(skb, sizeof(struct ec_framehdr));
netif_rx(skb);
- return 0;
+ return NET_RX_SUCCESS;
}
sk = ec_listening_socket(hdr->port, hdr->src_stn, hdr->src_net);
hdr->port))
goto drop;
- return 0;
+ return NET_RX_SUCCESS;
drop:
kfree_skb(skb);
return NET_RX_DROP;
}
-static struct packet_type econet_packet_type = {
+static struct packet_type econet_packet_type __read_mostly = {
.type = cpu_to_be16(ETH_P_ECONET),
.func = econet_rcv,
};