diff options
Diffstat (limited to 'net/ipv4/ip_output.c')
| -rw-r--r-- | net/ipv4/ip_output.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index 6bf89a6312bc..0138fada0951 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -1542,6 +1542,7 @@ void ip_send_unicast_reply(struct sock *sk, struct sk_buff *skb, struct net *net = sock_net(sk); struct sk_buff *nskb; int err; + int oif; if (__ip_options_echo(&replyopts.opt.opt, skb, sopt)) return; @@ -1559,7 +1560,11 @@ void ip_send_unicast_reply(struct sock *sk, struct sk_buff *skb, daddr = replyopts.opt.opt.faddr; } - flowi4_init_output(&fl4, arg->bound_dev_if, + oif = arg->bound_dev_if; + if (!oif && netif_index_is_vrf(net, skb->skb_iif)) + oif = skb->skb_iif; + + flowi4_init_output(&fl4, oif, IP4_REPLY_MARK(net, skb->mark), RT_TOS(arg->tos), RT_SCOPE_UNIVERSE, ip_hdr(skb)->protocol, |