int err = 0;
unsigned char type;
long timeo = sock_rcvtimeo(sk, flags & O_NONBLOCK);
+ struct dst_entry *dst;
lock_sock(sk);
}
release_sock(sk);
- dst_release(xchg(&newsk->sk_dst_cache, skb->dst));
- skb->dst = NULL;
+ dst = skb_dst(skb);
+ dst_release(xchg(&newsk->sk_dst_cache, dst));
+ skb_dst_set(skb, NULL);
DN_SK(newsk)->state = DN_CR;
DN_SK(newsk)->addrrem = cb->src_port;
case TIOCINQ:
lock_sock(sk);
- if ((skb = skb_peek(&scp->other_receive_queue)) != NULL) {
+ skb = skb_peek(&scp->other_receive_queue);
+ if (skb) {
amount = skb->len;
} else {
- struct sk_buff *skb = sk->sk_receive_queue.next;
- for(;;) {
- if (skb ==
- (struct sk_buff *)&sk->sk_receive_queue)
- break;
+ skb_queue_walk(&sk->sk_receive_queue, skb)
amount += skb->len;
- skb = skb->next;
- }
}
release_sock(sk);
err = put_user(amount, (int __user *)arg);
default:
#ifdef CONFIG_NETFILTER
{
- int val, len;
+ int ret, len;
if(get_user(len, optlen))
return -EFAULT;
- val = nf_getsockopt(sk, PF_DECnet, optname,
+ ret = nf_getsockopt(sk, PF_DECnet, optname,
optval, &len);
- if (val >= 0)
- val = put_user(len, optlen);
- return val;
+ if (ret >= 0)
+ ret = put_user(len, optlen);
+ return ret;
}
#endif
case DSO_STREAM:
static int dn_data_ready(struct sock *sk, struct sk_buff_head *q, int flags, int target)
{
- struct sk_buff *skb = q->next;
+ struct sk_buff *skb;
int len = 0;
if (flags & MSG_OOB)
return !skb_queue_empty(q) ? 1 : 0;
- while(skb != (struct sk_buff *)q) {
+ skb_queue_walk(q, skb) {
struct dn_skb_cb *cb = DN_SKB_CB(skb);
len += skb->len;
/* minimum data length for read exceeded */
if (len >= target)
return 1;
-
- skb = skb->next;
}
return 0;
size_t target = size > 1 ? 1 : 0;
size_t copied = 0;
int rv = 0;
- struct sk_buff *skb, *nskb;
+ struct sk_buff *skb, *n;
struct dn_skb_cb *cb = NULL;
unsigned char eor = 0;
long timeo = sock_rcvtimeo(sk, flags & MSG_DONTWAIT);
finish_wait(sk->sk_sleep, &wait);
}
- for(skb = queue->next; skb != (struct sk_buff *)queue; skb = nskb) {
+ skb_queue_walk_safe(queue, skb, n) {
unsigned int chunk = skb->len;
cb = DN_SKB_CB(skb);
skb_pull(skb, chunk);
eor = cb->nsp_flags & 0x40;
- nskb = skb->next;
if (skb->len == 0) {
skb_unlink(skb, queue);
}
out:
- if (skb)
- kfree_skb(skb);
+ kfree_skb(skb);
release_sock(sk);
extern int dn_route_rcv(struct sk_buff *, struct net_device *, struct packet_type *, struct net_device *);
-static struct packet_type dn_dix_packet_type = {
- .type = __constant_htons(ETH_P_DNA_RT),
- .dev = NULL, /* All devices */
+static struct packet_type dn_dix_packet_type __read_mostly = {
+ .type = cpu_to_be16(ETH_P_DNA_RT),
.func = dn_route_rcv,
};