grps_attr 1101 net/ipv4/nexthop.c struct nlattr *grps_attr = cfg->nh_grp; grps_attr 1102 net/ipv4/nexthop.c struct nexthop_grp *entry = nla_data(grps_attr); grps_attr 1103 net/ipv4/nexthop.c u16 num_nh = nla_len(grps_attr) / sizeof(*entry);