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Commit 5400e54a authored by Hariprasad Shenai's avatar Hariprasad Shenai Committed by David S. Miller
Browse files

cxgb4vf: don't offload Rx checksums for IPv6 fragments 



The checksum provided by the device doesn't include the L3 headers,
as IPv6 expects

Signed-off-by: default avatarHariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 86da71b5

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

+4 −3
Original line number Diff line number Diff line
@@ -1648,14 +1648,15 @@ int t4vf_ethrx_handler(struct sge_rspq *rspq, const __be64 *rsp, 


	if (csum_ok && !pkt->err_vec &&

	    (be32_to_cpu(pkt->l2info) & (RXF_UDP_F | RXF_TCP_F))) {

		if (!pkt->ip_frag)

		if (!pkt->ip_frag) {

			skb->ip_summed = CHECKSUM_UNNECESSARY;

		else {

			rxq->stats.rx_cso++;

		} else if (pkt->l2info & htonl(RXF_IP_F)) {

			__sum16 c = (__force __sum16)pkt->csum;

			skb->csum = csum_unfold(c);

			skb->ip_summed = CHECKSUM_COMPLETE;

		}

			rxq->stats.rx_cso++;

		}

	} else

		skb_checksum_none_assert(skb);