diff options
Diffstat (limited to 'net/ipv6/ip6mr.c')
| -rw-r--r-- | net/ipv6/ip6mr.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c index d7563ef76518..c3317ffb09eb 100644 --- a/net/ipv6/ip6mr.c +++ b/net/ipv6/ip6mr.c @@ -2458,14 +2458,29 @@ errout: static int ip6mr_rtm_dumproute(struct sk_buff *skb, struct netlink_callback *cb) { const struct nlmsghdr *nlh = cb->nlh; + struct fib_dump_filter filter = {}; + int err; if (cb->strict_check) { - int err = ip_valid_fib_dump_req(nlh, cb->extack); - + err = ip_valid_fib_dump_req(sock_net(skb->sk), nlh, + &filter, cb); if (err < 0) return err; } + if (filter.table_id) { + struct mr_table *mrt; + + mrt = ip6mr_get_table(sock_net(skb->sk), filter.table_id); + if (!mrt) { + NL_SET_ERR_MSG_MOD(cb->extack, "MR table does not exist"); + return -ENOENT; + } + err = mr_table_dump(mrt, skb, cb, _ip6mr_fill_mroute, + &mfc_unres_lock, &filter); + return skb->len ? : err; + } + return mr_rtm_dumproute(skb, cb, ip6mr_mr_table_iter, - _ip6mr_fill_mroute, &mfc_unres_lock); + _ip6mr_fill_mroute, &mfc_unres_lock, &filter); } |