diff options
Diffstat (limited to 'drivers/net/ppp_generic.c')
| -rw-r--r-- | drivers/net/ppp_generic.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c index 9bf2a6be903..0a56a778af0 100644 --- a/drivers/net/ppp_generic.c +++ b/drivers/net/ppp_generic.c @@ -184,7 +184,7 @@ static atomic_t ppp_unit_count = ATOMIC_INIT(0); static atomic_t channel_count = ATOMIC_INIT(0); /* per-net private data for this module */ -static int ppp_net_id; +static int ppp_net_id __read_mostly; struct ppp_net { /* units to ppp mapping */ struct idr units_idr; @@ -1944,8 +1944,15 @@ ppp_receive_mp_frame(struct ppp *ppp, struct sk_buff *skb, struct channel *pch) } /* Pull completed packets off the queue and receive them. */ - while ((skb = ppp_mp_reconstruct(ppp))) - ppp_receive_nonmp_frame(ppp, skb); + while ((skb = ppp_mp_reconstruct(ppp))) { + if (pskb_may_pull(skb, 2)) + ppp_receive_nonmp_frame(ppp, skb); + else { + ++ppp->dev->stats.rx_length_errors; + kfree_skb(skb); + ppp_receive_error(ppp); + } + } return; |