From 009dd872d753f854cf13c8334e0055092f539b38 Mon Sep 17 00:00:00 2001
From: Padmanabh Ratnakar <padmanabh.ratnakar@emulex.com>
Date: Tue, 10 May 2011 05:12:17 +0000
Subject: [PATCH] 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>
---
drivers/net/benet/be_main.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c
index 3fb4a1f465e1..3202f67d8785 100644
--- a/drivers/net/benet/be_main.c
+++ b/drivers/net/benet/be_main.c
@@ -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);
}
--
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