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-rw-r--r--net/ipv4/route.c31
1 files changed, 28 insertions, 3 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index e356ea779227..d5c57b3f77d5 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -3224,16 +3224,41 @@ static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh,
skb_reset_mac_header(skb);
if (rtm->rtm_flags & RTM_F_FIB_MATCH) {
+ struct fib_rt_info fri;
+
if (!res.fi) {
err = fib_props[res.type].error;
if (!err)
err = -EHOSTUNREACH;
goto errout_rcu;
}
+ fri.fi = res.fi;
+ fri.tb_id = table_id;
+ fri.dst = res.prefix;
+ fri.dst_len = res.prefixlen;
+ fri.tos = fl4.flowi4_tos;
+ fri.type = rt->rt_type;
+ fri.offload = 0;
+ fri.trap = 0;
+ if (res.fa_head) {
+ struct fib_alias *fa;
+
+ hlist_for_each_entry_rcu(fa, res.fa_head, fa_list) {
+ u8 slen = 32 - fri.dst_len;
+
+ if (fa->fa_slen == slen &&
+ fa->tb_id == fri.tb_id &&
+ fa->fa_tos == fri.tos &&
+ fa->fa_info == res.fi &&
+ fa->fa_type == fri.type) {
+ fri.offload = fa->offload;
+ fri.trap = fa->trap;
+ break;
+ }
+ }
+ }
err = fib_dump_info(skb, NETLINK_CB(in_skb).portid,
- nlh->nlmsg_seq, RTM_NEWROUTE, table_id,
- rt->rt_type, res.prefix, res.prefixlen,
- fl4.flowi4_tos, res.fi, 0);
+ nlh->nlmsg_seq, RTM_NEWROUTE, &fri, 0);
} else {
err = rt_fill_info(net, dst, src, rt, table_id, &fl4, skb,
NETLINK_CB(in_skb).portid,