From: Louis Peens louis.peens@netronome.com
[ Upstream commit f614e536704d37326b0975da9cc33dd61d28c378 ]
Fix an issue where the driver wrongly detected ipv6 neighbour updates from the NFP as corrupt. Add a reserved field on the kernel side so it is similar to the ipv4 version of the struct and has space for the extra bytes from the card.
Fixes: 9ea9bfa12240 ("nfp: flower: support ipv6 tunnel keep-alive messages from fw") Signed-off-by: Louis Peens louis.peens@netronome.com Signed-off-by: Simon Horman simon.horman@netronome.com Acked-by: Jakub Kicinski kuba@kernel.org Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c index 2df3deedf9fd8..7248d248f6041 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c +++ b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c @@ -61,6 +61,7 @@ struct nfp_tun_active_tuns { * @flags: options part of the request * @tun_info.ipv6: dest IPv6 address of active route * @tun_info.egress_port: port the encapsulated packet egressed + * @tun_info.extra: reserved for future use * @tun_info: tunnels that have sent traffic in reported period */ struct nfp_tun_active_tuns_v6 { @@ -70,6 +71,7 @@ struct nfp_tun_active_tuns_v6 { struct route_ip_info_v6 { struct in6_addr ipv6; __be32 egress_port; + __be32 extra[2]; } tun_info[]; };