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be2net: Handle error completion in Lancer 

In Lancer if a frame is DMAed partially due to lack of RX buffers,
an error completion is sent with packet size as zero and num_recvd
indicating number of used buffers. These buffers need to be freed
and packet dropped.

Signed-off-by: Padmanabh Ratnakar <padmanabh.ratnakar@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Padmanabh Ratnakar 2011-05-10 05:12:17 +00:00 committed by David S. Miller
parent 3c709f8fb4
commit 009dd872d7
1 changed files with 4 additions and 1 deletions
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5
drivers/net/benet/be_main.c
View File

@ -1757,12 +1757,15 @@ static int be_poll_rx(struct napi_struct *napi, int budget)
break;
/* Ignore flush completions */
if (rxcp->num_rcvd) {
if (rxcp->num_rcvd && rxcp->pkt_size) {
if (do_gro(rxcp))
be_rx_compl_process_gro(adapter, rxo, rxcp);
else
be_rx_compl_process(adapter, rxo, rxcp);
} else if (rxcp->pkt_size == 0) {
be_rx_compl_discard(adapter, rxo, rxcp);
}
be_rx_stats_update(rxo, rxcp);
}