[PATCH net v3] net: thunderx: Fix TCP/UDP checksum offload for IPv6 pkts

[David Miller]

From: Aleksey Makarov <aleksey.makarov at auriga.com>
Date: Thu, 23 Nov 2017 22:34:31 +0300

> From: Sunil Goutham <sgoutham at cavium.com>
> 
> 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 at cavium.com>
> Signed-off-by: Aleksey Makarov <aleksey.makarov at auriga.com>
> Reviewed-by: Eric Dumazet <edumazet at google.com>

Applied.