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Phonet: account for dropped RX packets

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Signed-off-by: Rémi Denis-Courmont <remi.denis-courmont@nokia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Rémi Denis-Courmont 2009-07-21 01:57:59 +00:00 committed by David S. Miller
parent c1dc13e9d0
commit 2e2fb4b33d
1 changed files with 6 additions and 1 deletions
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7
net/phonet/pep.c
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@ -346,8 +346,10 @@ static int pipe_do_rcv(struct sock *sk, struct sk_buff *skb)
break; break;
case PNS_PEP_CTRL_REQ: case PNS_PEP_CTRL_REQ:
if (skb_queue_len(&pn->ctrlreq_queue) >= PNPIPE_CTRLREQ_MAX) if (skb_queue_len(&pn->ctrlreq_queue) >= PNPIPE_CTRLREQ_MAX) {
atomic_inc(&sk->sk_drops);
break; break;
}
__skb_pull(skb, 4); __skb_pull(skb, 4);
queue = &pn->ctrlreq_queue; queue = &pn->ctrlreq_queue;
goto queue; goto queue;
@ -358,10 +360,13 @@ static int pipe_do_rcv(struct sock *sk, struct sk_buff *skb)
err = sock_queue_rcv_skb(sk, skb); err = sock_queue_rcv_skb(sk, skb);
if (!err) if (!err)
return 0; return 0;
if (err == -ENOMEM)
atomic_inc(&sk->sk_drops);
break; break;
} }
if (pn->rx_credits == 0) { if (pn->rx_credits == 0) {
atomic_inc(&sk->sk_drops);
err = -ENOBUFS; err = -ENOBUFS;
break; break;
} }