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decnet: Use data ready call back, rather than hand coding it

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Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Steven Whitehouse 2009-05-08 06:30:25 +00:00 committed by David S. Miller
parent 23b6cc425d
commit 9948bb6a6d
1 changed files with 4 additions and 13 deletions
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17
net/decnet/dn_nsp_in.c
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@ -578,6 +578,7 @@ static void dn_nsp_linkservice(struct sock *sk, struct sk_buff *skb)
static __inline__ int dn_queue_skb(struct sock *sk, struct sk_buff *skb, int sig, struct sk_buff_head *queue) static __inline__ int dn_queue_skb(struct sock *sk, struct sk_buff *skb, int sig, struct sk_buff_head *queue)
{ {
int err; int err;
int skb_len;
/* Cast skb->rcvbuf to unsigned... It's pointless, but reduces /* Cast skb->rcvbuf to unsigned... It's pointless, but reduces
number of warnings when compiling with -W --ANK number of warnings when compiling with -W --ANK
@ -592,22 +593,12 @@ static __inline__ int dn_queue_skb(struct sock *sk, struct sk_buff *skb, int sig
if (err) if (err)
goto out; goto out;
skb_len = skb->len;
skb_set_owner_r(skb, sk); skb_set_owner_r(skb, sk);
skb_queue_tail(queue, skb); skb_queue_tail(queue, skb);
/* This code only runs from BH or BH protected context. if (!sock_flag(sk, SOCK_DEAD))
* Therefore the plain read_lock is ok here. -DaveM sk->sk_data_ready(sk, skb_len);
*/
read_lock(&sk->sk_callback_lock);
if (!sock_flag(sk, SOCK_DEAD)) {
struct socket *sock = sk->sk_socket;
wake_up_interruptible(sk->sk_sleep);
if (sock && sock->fasync_list &&
!test_bit(SOCK_ASYNC_WAITDATA, &sock->flags))
__kill_fasync(sock->fasync_list, sig,
(sig == SIGURG) ? POLL_PRI : POLL_IN);
}
read_unlock(&sk->sk_callback_lock);
out: out:
return err; return err;
} }