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Commit 2e2fb4b3 authored by Rémi Denis-Courmont's avatar Rémi Denis-Courmont Committed by David S. Miller
Browse files

Phonet: account for dropped RX packets 



Signed-off-by: default avatarRémi Denis-Courmont <remi.denis-courmont@nokia.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c1dc13e9

net/phonet/pep.c

+6 −1
Original line number Diff line number Diff line
@@ -346,8 +346,10 @@ static int pipe_do_rcv(struct sock *sk, struct sk_buff *skb) 
		break;



	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;

		}

		__skb_pull(skb, 4);

		queue = &pn->ctrlreq_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);

			if (!err)

				return 0;

			if (err == -ENOMEM)

				atomic_inc(&sk->sk_drops);

			break;

		}



		if (pn->rx_credits == 0) {

			atomic_inc(&sk->sk_drops);

			err = -ENOBUFS;

			break;

		}