From: Jan Engelhardt <jengelh@xxxxxxxxxx>
This option enables for the list of known conntrack entries
to be shown in procfs under net/netfilter/nf_conntrack. This
is considered obsolete in favor of using the conntrack(8)
tool which uses Netlink.
Signed-off-by: Jan Engelhardt <jengelh@xxxxxxxxxx>
Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
---
net/ipv4/netfilter/Kconfig | 2 +-
net/netfilter/Kconfig | 10 ++++++++++
net/netfilter/nf_conntrack_expect.c | 12 ++++++------
net/netfilter/nf_conntrack_standalone.c | 4 ++--
4 files changed, 19 insertions(+), 9 deletions(-)
diff --git a/net/ipv4/netfilter/Kconfig b/net/ipv4/netfilter/Kconfig
index 1dfc18a..bf8ff2b 100644
--- a/net/ipv4/netfilter/Kconfig
+++ b/net/ipv4/netfilter/Kconfig
@@ -27,7 +27,7 @@ config NF_CONNTRACK_IPV4
config NF_CONNTRACK_PROC_COMPAT
bool "proc/sysctl compatibility with old connection tracking"
- depends on NF_CONNTRACK_IPV4
+ depends on NF_CONNTRACK_PROCFS && NF_CONNTRACK_IPV4
default y
help
This option enables /proc and sysctl compatibility with the old
diff --git a/net/netfilter/Kconfig b/net/netfilter/Kconfig
index 32bff6d..e4b1076 100644
--- a/net/netfilter/Kconfig
+++ b/net/netfilter/Kconfig
@@ -75,6 +75,16 @@ config NF_CONNTRACK_ZONES
If unsure, say `N'.
+config NF_CONNTRACK_PROCFS
+ bool "Supply CT list in procfs (OBSOLETE)"
+ default y
+ depends on PROC_FS
+ ---help---
+ This option enables for the list of known conntrack entries
+ to be shown in procfs under net/netfilter/nf_conntrack. This
+ is considered obsolete in favor of using the conntrack(8)
+ tool which uses Netlink.
+
config NF_CONNTRACK_EVENTS
bool "Connection tracking events"
depends on NETFILTER_ADVANCED
diff --git a/net/netfilter/nf_conntrack_expect.c b/net/netfilter/nf_conntrack_expect.c
index cd1e8e0..b76787e 100644
--- a/net/netfilter/nf_conntrack_expect.c
+++ b/net/netfilter/nf_conntrack_expect.c
@@ -474,7 +474,7 @@ void nf_ct_remove_userspace_expectations(void)
}
EXPORT_SYMBOL_GPL(nf_ct_remove_userspace_expectations);
-#ifdef CONFIG_PROC_FS
+#ifdef CONFIG_NF_CONNTRACK_PROCFS
struct ct_expect_iter_state {
struct seq_net_private p;
unsigned int bucket;
@@ -602,25 +602,25 @@ static const struct file_operations exp_file_ops = {
.llseek = seq_lseek,
.release = seq_release_net,
};
-#endif /* CONFIG_PROC_FS */
+#endif /* CONFIG_NF_CONNTRACK_PROCFS */
static int exp_proc_init(struct net *net)
{
-#ifdef CONFIG_PROC_FS
+#ifdef CONFIG_NF_CONNTRACK_PROCFS
struct proc_dir_entry *proc;
proc = proc_net_fops_create(net, "nf_conntrack_expect", 0440, &exp_file_ops);
if (!proc)
return -ENOMEM;
-#endif /* CONFIG_PROC_FS */
+#endif /* CONFIG_NF_CONNTRACK_PROCFS */
return 0;
}
static void exp_proc_remove(struct net *net)
{
-#ifdef CONFIG_PROC_FS
+#ifdef CONFIG_NF_CONNTRACK_PROCFS
proc_net_remove(net, "nf_conntrack_expect");
-#endif /* CONFIG_PROC_FS */
+#endif /* CONFIG_NF_CONNTRACK_PROCFS */
}
module_param_named(expect_hashsize, nf_ct_expect_hsize, uint, 0400);
diff --git a/net/netfilter/nf_conntrack_standalone.c b/net/netfilter/nf_conntrack_standalone.c
index 05e9feb..885f5ab 100644
--- a/net/netfilter/nf_conntrack_standalone.c
+++ b/net/netfilter/nf_conntrack_standalone.c
@@ -34,7 +34,7 @@
MODULE_LICENSE("GPL");
-#ifdef CONFIG_PROC_FS
+#ifdef CONFIG_NF_CONNTRACK_PROCFS
int
print_tuple(struct seq_file *s, const struct nf_conntrack_tuple *tuple,
const struct nf_conntrack_l3proto *l3proto,
@@ -396,7 +396,7 @@ static int nf_conntrack_standalone_init_proc(struct net *net)
static void nf_conntrack_standalone_fini_proc(struct net *net)
{
}
-#endif /* CONFIG_PROC_FS */
+#endif /* CONFIG_NF_CONNTRACK_PROCFS */
/* Sysctl support */
--
1.7.2.5
--
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