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cxgb4: Check if rx checksum offload is enabled, while reading hardware calculated checksum

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Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Hariprasad Shenai 2014-05-07 18:01:03 +05:30 committed by David S. Miller
parent 3e00a50935
commit cca2822d37
1 changed files with 3 additions and 3 deletions
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6
drivers/net/ethernet/chelsio/cxgb4/sge.c
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@ -1697,7 +1697,8 @@ int t4_ethrx_handler(struct sge_rspq *q, const __be64 *rsp,
return handle_trace_pkt(q->adap, si);
pkt = (const struct cpl_rx_pkt *)rsp;
csum_ok = pkt->csum_calc && !pkt->err_vec;
csum_ok = pkt->csum_calc && !pkt->err_vec &&
(q->netdev->features & NETIF_F_RXCSUM);
if ((pkt->l2info & htonl(RXF_TCP)) &&
(q->netdev->features & NETIF_F_GRO) && csum_ok && !pkt->ip_frag) {
do_gro(rxq, si, pkt);
@ -1720,8 +1721,7 @@ int t4_ethrx_handler(struct sge_rspq *q, const __be64 *rsp,
rxq->stats.pkts++;
if (csum_ok && (q->netdev->features & NETIF_F_RXCSUM) &&
(pkt->l2info & htonl(RXF_UDP | RXF_TCP))) {
if (csum_ok && (pkt->l2info & htonl(RXF_UDP | RXF_TCP))) {
if (!pkt->ip_frag) {
skb->ip_summed = CHECKSUM_UNNECESSARY;
rxq->stats.rx_cso++;