virtchnl_vlan_filter_list_v2
((u16)(~0) - sizeof(struct virtchnl_vlan_filter_list_v2)) /
valid_len = sizeof(struct virtchnl_vlan_filter_list_v2);
struct virtchnl_vlan_filter_list_v2 *vfl =
(struct virtchnl_vlan_filter_list_v2 *)msg;
VIRTCHNL_CHECK_STRUCT_LEN(40, virtchnl_vlan_filter_list_v2);