summaryrefslogtreecommitdiffstats
path: root/net/ipv4/syncookies.c
diff options
context:
space:
mode:
authorKOVACS Krisztian <hidden@sch.bme.hu>2008-10-01 16:44:42 +0200
committerDavid S. Miller <davem@davemloft.net>2008-10-01 16:44:42 +0200
commit86b08d867d7de001ab224180ed7865fab93fd56e (patch)
treefc081a9ec0d0107f951cc0270da2865e1e3413e2 /net/ipv4/syncookies.c
parenttcp: Handle TCP SYN+ACK/ACK/RST transparency (diff)
downloadlinux-86b08d867d7de001ab224180ed7865fab93fd56e.tar.xz
linux-86b08d867d7de001ab224180ed7865fab93fd56e.zip
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 <hidden@sch.bme.hu> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/syncookies.c')
-rw-r--r--net/ipv4/syncookies.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c
index 9d38005abbac..929302b2ba94 100644
--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -16,6 +16,7 @@
#include <linux/cryptohash.h>
#include <linux/kernel.h>
#include <net/tcp.h>
+#include <net/route.h>
/* Timestamps: lowest 9 bits store TCP options */
#define TSBITS 9
@@ -337,6 +338,7 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb,
.saddr = ireq->loc_addr,
.tos = RT_CONN_FLAGS(sk) } },
.proto = IPPROTO_TCP,
+ .flags = inet_sk_flowi_flags(sk),
.uli_u = { .ports =
{ .sport = th->dest,
.dport = th->source } } };