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path: root/drivers/net/ethernet/netronome/nfp/flower/offload.c
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Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/flower/offload.c')
-rw-r--r--drivers/net/ethernet/netronome/nfp/flower/offload.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/flower/offload.c b/drivers/net/ethernet/netronome/nfp/flower/offload.c
index 1c59aff2163c..d72225d64a75 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/offload.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/offload.c
@@ -1142,6 +1142,12 @@ nfp_flower_validate_pre_tun_rule(struct nfp_app *app,
return -EOPNOTSUPP;
}
+ if (!(key_layer & NFP_FLOWER_LAYER_IPV4) &&
+ !(key_layer & NFP_FLOWER_LAYER_IPV6)) {
+ NL_SET_ERR_MSG_MOD(extack, "unsupported pre-tunnel rule: match on ipv4/ipv6 eth_type must be present");
+ return -EOPNOTSUPP;
+ }
+
/* Skip fields known to exist. */
mask += sizeof(struct nfp_flower_meta_tci);
ext += sizeof(struct nfp_flower_meta_tci);
@@ -1152,6 +1158,13 @@ nfp_flower_validate_pre_tun_rule(struct nfp_app *app,
mask += sizeof(struct nfp_flower_in_port);
ext += sizeof(struct nfp_flower_in_port);
+ /* Ensure destination MAC address matches pre_tun_dev. */
+ mac = (struct nfp_flower_mac_mpls *)ext;
+ if (memcmp(&mac->mac_dst[0], flow->pre_tun_rule.dev->dev_addr, 6)) {
+ NL_SET_ERR_MSG_MOD(extack, "unsupported pre-tunnel rule: dest MAC must match output dev MAC");
+ return -EOPNOTSUPP;
+ }
+
/* Ensure destination MAC address is fully matched. */
mac = (struct nfp_flower_mac_mpls *)mask;
if (!is_broadcast_ether_addr(&mac->mac_dst[0])) {
@@ -1159,6 +1172,11 @@ nfp_flower_validate_pre_tun_rule(struct nfp_app *app,
return -EOPNOTSUPP;
}
+ if (mac->mpls_lse) {
+ NL_SET_ERR_MSG_MOD(extack, "unsupported pre-tunnel rule: MPLS not supported");
+ return -EOPNOTSUPP;
+ }
+
mask += sizeof(struct nfp_flower_mac_mpls);
ext += sizeof(struct nfp_flower_mac_mpls);
if (key_layer & NFP_FLOWER_LAYER_IPV4 ||