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Commit 36fa35d2 authored by Thanneeru Srinivasulu's avatar Thanneeru Srinivasulu Committed by David S. Miller
Browse files

net: thunderx: Allow IPv6 frames with zero UDP checksum 



Do not consider IPv6 frames with zero UDP checksum as frames
with bad checksum and drop them.

Signed-off-by: default avatarThanneeru Srinivasulu <tsrinivasulu@cavium.com>
Signed-off-by: default avatarSunil Goutham <sgoutham@cavium.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 78aacb6f

drivers/net/ethernet/cavium/thunder/nicvf_queues.c

+4 −2
Original line number Diff line number Diff line
@@ -622,9 +622,11 @@ static void nicvf_rcv_queue_config(struct nicvf *nic, struct queue_set *qs, 
	nicvf_send_msg_to_pf(nic, &mbx);



	if (!nic->sqs_mode && (qidx == 0)) {

		/* Enable checking L3/L4 length and TCP/UDP checksums */

		/* Enable checking L3/L4 length and TCP/UDP checksums

		 * Also allow IPv6 pkts with zero UDP checksum.

		 */

		nicvf_queue_reg_write(nic, NIC_QSET_RQ_GEN_CFG, 0,

				      (BIT(24) | BIT(23) | BIT(21)));

				      (BIT(24) | BIT(23) | BIT(21) | BIT(20)));

		nicvf_config_vlan_stripping(nic, nic->netdev->features);

	}