sky2: keep track of receive alloc failures

When driver can't allocate receive buffer it drops incoming
packet. Keep a counter.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Stephen Hemminger 2007-05-14 12:38:12 -07:00 committed by Jeff Garzik
parent 53419c6851
commit 3225b91903

View File

@ -2141,8 +2141,10 @@ static int sky2_status_intr(struct sky2_hw *hw, int to_do)
switch (le->opcode & ~HW_OWNER) {
case OP_RXSTAT:
skb = sky2_receive(dev, length, status);
if (!skb)
if (unlikely(!skb)) {
sky2->net_stats.rx_dropped++;
goto force_update;
}
skb->protocol = eth_type_trans(skb, dev);
sky2->net_stats.rx_packets++;