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Commit c3136f55 authored by Hariprasad Shenai's avatar Hariprasad Shenai Committed by David S. Miller
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cxgb4vf: Check if rx checksum offload is enabled, while reading hardware calculated checksum 



Signed-off-by: default avatarHariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent cca2822d

drivers/net/ethernet/chelsio/cxgb4vf/sge.c

+4 −3
Original line number Diff line number Diff line
@@ -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 {