Symbol: nla_get_be32_default
net/ipv6/route.c
6258
flowlabel = nla_get_be32_default(tb[RTA_FLOWLABEL], 0);
net/netfilter/nf_nat_core.c
1081
range->max_addr.ip = nla_get_be32_default(tb[CTA_NAT_V4_MAXIP],