cxgb4vf: Check if rx checksum offload is enabled, while reading hardware calculated...

Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c
index 9cfa4b4..adebbf8 100644 (file)
--- 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 {