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net: thunderx: Allow IPv6 frames with zero UDP checksum

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

Signed-off-by: Thanneeru Srinivasulu <tsrinivasulu@cavium.com>
Signed-off-by: Sunil Goutham <sgoutham@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Thanneeru Srinivasulu 2017-03-07 18:09:11 +05:30 committed by David S. Miller
parent 78aacb6f6e
commit 36fa35d22b
1 changed files with 4 additions and 2 deletions
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6
drivers/net/ethernet/cavium/thunder/nicvf_queues.c
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@ -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);
}