diff options
author | Stefan Agner <stefan.agner@toradex.com> | 2019-04-25 18:17:44 +0200 |
---|---|---|
committer | Stefan Agner <stefan.agner@toradex.com> | 2019-04-25 18:17:44 +0200 |
commit | 9d9ea7dde2646ba8e36037e2679f2d98080df36b (patch) | |
tree | fdcbb9a89f3b97e14242524449bf98faba4d4e34 /net/ipv4/route.c | |
parent | 6b8816d9e21df6b1d543c49428eba01b00e4ea1c (diff) | |
parent | c0ad257a19f48c56f2ee2e623a78251aa8664279 (diff) |
Merge tag 'v4.20.17' into toradex_4.20.y
This is the 4.20.17 stable release
Diffstat (limited to 'net/ipv4/route.c')
-rw-r--r-- | net/ipv4/route.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c index d1ddf1d03721..932fff245253 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -1303,6 +1303,10 @@ static void ip_del_fnhe(struct fib_nh *nh, __be32 daddr) if (fnhe->fnhe_daddr == daddr) { rcu_assign_pointer(*fnhe_p, rcu_dereference_protected( fnhe->fnhe_next, lockdep_is_held(&fnhe_lock))); + /* set fnhe_daddr to 0 to ensure it won't bind with + * new dsts in rt_bind_exception(). + */ + fnhe->fnhe_daddr = 0; fnhe_flush_routes(fnhe); kfree_rcu(fnhe, rcu); break; @@ -2144,12 +2148,13 @@ int ip_route_input_rcu(struct sk_buff *skb, __be32 daddr, __be32 saddr, int our = 0; int err = -EINVAL; - if (in_dev) - our = ip_check_mc_rcu(in_dev, daddr, saddr, - ip_hdr(skb)->protocol); + if (!in_dev) + return err; + our = ip_check_mc_rcu(in_dev, daddr, saddr, + ip_hdr(skb)->protocol); /* check l3 master if no match yet */ - if ((!in_dev || !our) && netif_is_l3_slave(dev)) { + if (!our && netif_is_l3_slave(dev)) { struct in_device *l3_in_dev; l3_in_dev = __in_dev_get_rcu(skb->dev); @@ -2803,7 +2808,7 @@ static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh, if (tb[RTA_IP_PROTO]) { err = rtm_getroute_parse_ip_proto(tb[RTA_IP_PROTO], - &ip_proto, extack); + &ip_proto, AF_INET, extack); if (err) return err; } |