From 86b08d867d7de001ab224180ed7865fab93fd56e Mon Sep 17 00:00:00 2001 From: KOVACS Krisztian Date: Wed, 1 Oct 2008 07:44:42 -0700 Subject: ipv4: Make Netfilter's ip_route_me_harder() non-local address compatible Netfilter's ip_route_me_harder() tries to re-route packets either generated or re-routed by Netfilter. This patch changes ip_route_me_harder() to handle packets from non-locally-bound sockets with IP_TRANSPARENT set as local and to set the appropriate flowi flags when re-doing the routing lookup. Signed-off-by: KOVACS Krisztian Signed-off-by: David S. Miller --- net/ipv4/ip_output.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'net/ipv4/ip_output.c') diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index d533a89e08d..d2a8f8bb78a 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -340,6 +340,7 @@ int ip_queue_xmit(struct sk_buff *skb, int ipfragok) .saddr = inet->saddr, .tos = RT_CONN_FLAGS(sk) } }, .proto = sk->sk_protocol, + .flags = inet_sk_flowi_flags(sk), .uli_u = { .ports = { .sport = inet->sport, .dport = inet->dport } } }; @@ -1371,7 +1372,8 @@ void ip_send_reply(struct sock *sk, struct sk_buff *skb, struct ip_reply_arg *ar .uli_u = { .ports = { .sport = tcp_hdr(skb)->dest, .dport = tcp_hdr(skb)->source } }, - .proto = sk->sk_protocol }; + .proto = sk->sk_protocol, + .flags = ip_reply_arg_flowi_flags(arg) }; security_skb_classify_flow(skb, &fl); if (ip_route_output_key(sock_net(sk), &rt, &fl)) return; -- cgit v1.2.3