From a2361c8735e07322023aedc36e4938b35af31eb0 Mon Sep 17 00:00:00 2001
From: Jan Engelhardt <jengelh@medozas.de>
Date: Mon, 14 Feb 2011 17:28:55 +0100
Subject: [PATCH] netfilter: xt_conntrack: warn about use in raw table
nfct happens to run after the raw table only.
Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
---
net/netfilter/xt_conntrack.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/net/netfilter/xt_conntrack.c b/net/netfilter/xt_conntrack.c
index 4ef1b63ad73f..2c0086a4751e 100644
--- a/net/netfilter/xt_conntrack.c
+++ b/net/netfilter/xt_conntrack.c
@@ -272,6 +272,11 @@ static int conntrack_mt_check(const struct xt_mtchk_param *par)
{
int ret;
+ if (strcmp(par->table, "raw") == 0) {
+ pr_info("state is undetermined at the time of raw table\n");
+ return -EINVAL;
+ }
+
ret = nf_ct_l3proto_try_module_get(par->family);
if (ret < 0)
pr_info("cannot load conntrack support for proto=%u\n",
--
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