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authorHariprasad Shenai <hariprasad@chelsio.com>2014-05-07 18:01:04 +0530
committerDavid S. Miller <davem@davemloft.net>2014-05-12 12:47:46 -0400
commitc3136f5540b62f7a0ada3cbbd7345889a4879f23 (patch)
treebcc258b6661912df8b75a6e6077114dfc7b4e41c /drivers
parentcca2822d37f419280b8cca27a4a6220e47afb77f (diff)
cxgb4vf: Check if rx checksum offload is enabled, while reading hardware calculated checksum
Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4vf/sge.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
index 9cfa4b4bb089..adebbf849cdb 100644
--- a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
@@ -1510,7 +1510,8 @@ int t4vf_ethrx_handler(struct sge_rspq *rspq, const __be64 *rsp,
{
struct sk_buff *skb;
const struct cpl_rx_pkt *pkt = (void *)rsp;
- bool csum_ok = pkt->csum_calc && !pkt->err_vec;
+ bool csum_ok = pkt->csum_calc && !pkt->err_vec &&
+ (rspq->netdev->features & NETIF_F_RXCSUM);
struct sge_eth_rxq *rxq = container_of(rspq, struct sge_eth_rxq, rspq);
/*
@@ -1538,8 +1539,8 @@ int t4vf_ethrx_handler(struct sge_rspq *rspq, const __be64 *rsp,
skb_record_rx_queue(skb, rspq->idx);
rxq->stats.pkts++;
- if (csum_ok && (rspq->netdev->features & NETIF_F_RXCSUM) &&
- !pkt->err_vec && (be32_to_cpu(pkt->l2info) & (RXF_UDP|RXF_TCP))) {
+ if (csum_ok && !pkt->err_vec &&
+ (be32_to_cpu(pkt->l2info) & (RXF_UDP|RXF_TCP))) {
if (!pkt->ip_frag)
skb->ip_summed = CHECKSUM_UNNECESSARY;
else {