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authorSunil Goutham2017-11-23 22:34:31 +0300
committerDavid S. Miller2017-11-25 23:54:32 +0900
commitfa6d7cb5d76cf0467c61420fc9238045aedfd379 (patch)
tree672683986d2fedf62ffc9f6857f29ddce0fa796d
parentca43a0c73d1d32e2c24698b1b9044557a0b197d4 (diff)
net: thunderx: Fix TCP/UDP checksum offload for IPv6 pkts
Don't offload IP header checksum to NIC. This fixes a previous patch which enabled checksum offloading for both IPv4 and IPv6 packets. So L3 checksum offload was getting enabled for IPv6 pkts. And HW is dropping these pkts as it assumes the pkt is IPv4 when IP csum offload is set in the SQ descriptor. Fixes: 3a9024f52c2e ("net: thunderx: Enable TSO and checksum offloads for ipv6") Signed-off-by: Sunil Goutham <sgoutham@cavium.com> Signed-off-by: Aleksey Makarov <aleksey.makarov@auriga.com> Reviewed-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/cavium/thunder/nicvf_queues.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
index d4496e9afcdf..8b2c31e2a2b0 100644
--- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
+++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c
@@ -1355,7 +1355,6 @@ nicvf_sq_add_hdr_subdesc(struct nicvf *nic, struct snd_queue *sq, int qentry,
/* Offload checksum calculation to HW */
if (skb->ip_summed == CHECKSUM_PARTIAL) {
- hdr->csum_l3 = 1; /* Enable IP csum calculation */
hdr->l3_offset = skb_network_offset(skb);
hdr->l4_offset = skb_transport_offset(skb);