diff options
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum_nve_vxlan.c | 31 |
1 files changed, 22 insertions, 9 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_nve_vxlan.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_nve_vxlan.c index d018d2da5949..766a20e05393 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_nve_vxlan.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_nve_vxlan.c @@ -10,9 +10,25 @@ #include "spectrum.h" #include "spectrum_nve.h" -#define MLXSW_SP_NVE_VXLAN_SUPPORTED_FLAGS (VXLAN_F_UDP_ZERO_CSUM_TX | \ +#define MLXSW_SP_NVE_VXLAN_IPV4_SUPPORTED_FLAGS (VXLAN_F_UDP_ZERO_CSUM_TX | \ VXLAN_F_LEARN) +static bool mlxsw_sp_nve_vxlan_ipv4_flags_check(const struct vxlan_config *cfg, + struct netlink_ext_ack *extack) +{ + if (!(cfg->flags & VXLAN_F_UDP_ZERO_CSUM_TX)) { + NL_SET_ERR_MSG_MOD(extack, "VxLAN: Zero UDP checksum must be allowed for TX"); + return false; + } + + if (cfg->flags & ~MLXSW_SP_NVE_VXLAN_IPV4_SUPPORTED_FLAGS) { + NL_SET_ERR_MSG_MOD(extack, "VxLAN: Unsupported flag"); + return false; + } + + return true; +} + static bool mlxsw_sp_nve_vxlan_can_offload(const struct mlxsw_sp_nve *nve, const struct mlxsw_sp_nve_params *params, struct netlink_ext_ack *extack) @@ -55,14 +71,11 @@ static bool mlxsw_sp_nve_vxlan_can_offload(const struct mlxsw_sp_nve *nve, return false; } - if (!(cfg->flags & VXLAN_F_UDP_ZERO_CSUM_TX)) { - NL_SET_ERR_MSG_MOD(extack, "VxLAN: UDP checksum is not supported"); - return false; - } - - if (cfg->flags & ~MLXSW_SP_NVE_VXLAN_SUPPORTED_FLAGS) { - NL_SET_ERR_MSG_MOD(extack, "VxLAN: Unsupported flag"); - return false; + switch (cfg->saddr.sa.sa_family) { + case AF_INET: + if (!mlxsw_sp_nve_vxlan_ipv4_flags_check(cfg, extack)) + return false; + break; } if (cfg->ttl == 0) { |