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authorPavel Belous <pavel.belous@aquantia.com>2017-03-23 14:19:42 +0300
committerDavid S. Miller <davem@davemloft.net>2017-03-24 22:32:19 +0300
commitea0504f554c8f989eab58549300d15582d36f039 (patch)
tree9e180a5c2b6742d50f87b09a373c6acdcad25594 /drivers/net/ethernet/aquantia
parent1adbddef118ae8bf6409c13208645d28c29731c1 (diff)
downloadlinux-ea0504f554c8f989eab58549300d15582d36f039.tar.xz
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: 97bde5c4f909 ("net: ethernet: aquantia: Support for NIC-specific code") Signed-off-by: Pavel Belous <pavel.belous@aquantia.com> Tested-by: David Arcari <darcari@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/aquantia')
-rw-r--r--drivers/net/ethernet/aquantia/atlantic/aq_nic.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
index ee78444bfb88..db2b51da2988 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
@@ -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;
- 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;
+
+ 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 =
+ (ipv6_hdr(skb)->nexthdr == NEXTHDR_TCP) ?
+ 1U : 0U;
+ dx_buff->is_udp_cso =
+ (ipv6_hdr(skb)->nexthdr == NEXTHDR_UDP) ?
+ 1U : 0U;
+ }
}
for (; nr_frags--; ++frag_count) {