When verifying the built-in gre kernel module check for ERSPAN support.
Reported-by: Guru Shetty <[email protected]>
Signed-off-by: Greg Rose <[email protected]>
---
lib/dpif-netlink-rtnl.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/lib/dpif-netlink-rtnl.c b/lib/dpif-netlink-rtnl.c
index bec3fce..197cfb6 100644
--- a/lib/dpif-netlink-rtnl.c
+++ b/lib/dpif-netlink-rtnl.c
@@ -45,8 +45,8 @@ VLOG_DEFINE_THIS_MODULE(dpif_netlink_rtnl);
#ifndef IFLA_GRE_MAX
#define IFLA_GRE_MAX 0
#endif
-#if IFLA_GRE_MAX < 18
-#define IFLA_GRE_COLLECT_METADATA 18
+#if IFLA_GRE_MAX < 24
+#define IFLA_GRE_ERSPAN_HWID 24
#endif
#ifndef IFLA_GENEVE_MAX
@@ -74,7 +74,7 @@ static const struct nl_policy vxlan_policy[] = {
[IFLA_VXLAN_GPE] = { .type = NL_A_FLAG, .optional = true },
};
static const struct nl_policy gre_policy[] = {
- [IFLA_GRE_COLLECT_METADATA] = { .type = NL_A_FLAG },
+ [IFLA_GRE_ERSPAN_HWID] = { .type = NL_A_U16 },
};
static const struct nl_policy geneve_policy[] = {
[IFLA_GENEVE_COLLECT_METADATA] = { .type = NL_A_FLAG },
@@ -207,7 +207,7 @@ dpif_netlink_rtnl_gre_verify(const struct
netdev_tunnel_config OVS_UNUSED *tnl,
err = rtnl_policy_parse(kind, reply, gre_policy, gre,
ARRAY_SIZE(gre_policy));
if (!err) {
- if (!nl_attr_get_flag(gre[IFLA_GRE_COLLECT_METADATA])) {
+ if (!nl_attr_get_u16(gre[IFLA_GRE_ERSPAN_HWID])) {
err = EINVAL;
}
}
@@ -328,7 +328,7 @@ dpif_netlink_rtnl_create(const struct netdev_tunnel_config
*tnl_cfg,
case OVS_VPORT_TYPE_ERSPAN:
case OVS_VPORT_TYPE_IP6ERSPAN:
case OVS_VPORT_TYPE_IP6GRE:
- nl_msg_put_flag(&request, IFLA_GRE_COLLECT_METADATA);
+ nl_msg_put_u16(&request, IFLA_GRE_ERSPAN_HWID, 0xdead);
break;
case OVS_VPORT_TYPE_GENEVE:
nl_msg_put_flag(&request, IFLA_GENEVE_COLLECT_METADATA);
--
1.8.3.1
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