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Commit ea0504f5 authored by Pavel Belous's avatar Pavel Belous Committed by David S. Miller
Browse files

net:ethernet:aquantia: Fix packet type detection (TCP/UDP) for IPv6. 



In order for the checksum offloads to work correctly we need to set the
packet type bit (TCP/UDP) in the TX context buffer.

Fixes: 97bde5c4 ("net: ethernet: aquantia: Support for NIC-specific code")

Signed-off-by: default avatarPavel Belous <pavel.belous@aquantia.com>
Tested-by: default avatarDavid Arcari <darcari@redhat.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 1adbddef

drivers/net/ethernet/aquantia/atlantic/aq_nic.c

+16 −4
Original line number Diff line number Diff line
@@ -510,10 +510,22 @@ static unsigned int aq_nic_map_skb(struct aq_nic_s *self, 
	if (skb->ip_summed == CHECKSUM_PARTIAL) {

		dx_buff->is_ip_cso = (htons(ETH_P_IP) == skb->protocol) ?

			1U : 0U;



		if (ip_hdr(skb)->version == 4) {

			dx_buff->is_tcp_cso =

				(ip_hdr(skb)->protocol == IPPROTO_TCP) ?

					1U : 0U;

			dx_buff->is_udp_cso =

				(ip_hdr(skb)->protocol == IPPROTO_UDP) ?

					1U : 0U;

		} else if (ip_hdr(skb)->version == 6) {

			dx_buff->is_tcp_cso =

			(ip_hdr(skb)->protocol == IPPROTO_TCP) ? 1U : 0U;

				(ipv6_hdr(skb)->nexthdr == NEXTHDR_TCP) ?

					1U : 0U;

			dx_buff->is_udp_cso =

			(ip_hdr(skb)->protocol == IPPROTO_UDP) ? 1U : 0U;

				(ipv6_hdr(skb)->nexthdr == NEXTHDR_UDP) ?

					1U : 0U;

		}

	}



	for (; nr_frags--; ++frag_count) {