diff options
Diffstat (limited to 'net/ipv6')
| -rw-r--r-- | net/ipv6/route.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 4d30c96a819d..aba07fce67fb 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -1820,6 +1820,11 @@ static struct rt6_info *ip6_route_info_create(struct fib6_config *cfg, goto out; } + if (cfg->fc_flags & RTF_OFFLOAD) { + NL_SET_ERR_MSG(extack, "Userspace can not set RTF_OFFLOAD"); + goto out; + } + if (cfg->fc_dst_len > 128) { NL_SET_ERR_MSG(extack, "Invalid prefix length"); goto out; @@ -3327,6 +3332,9 @@ static int rt6_nexthop_info(struct sk_buff *skb, struct rt6_info *rt, goto nla_put_failure; } + if (rt->rt6i_flags & RTF_OFFLOAD) + *flags |= RTNH_F_OFFLOAD; + /* not needed for multipath encoding b/c it has a rtnexthop struct */ if (!skip_oif && rt->dst.dev && nla_put_u32(skb, RTA_OIF, rt->dst.dev->ifindex)) |