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authorJan Engelhardt <jengelh@medozas.de>2011-06-09 23:03:07 +0400
committerPablo Neira Ayuso <pablo@netfilter.org>2011-12-27 23:31:31 +0400
commitd446a8202c81d95f91b1682fc67e7fadd9a31389 (patch)
treee3e7dcc79eab38846b53af613929b68aa0318752 /net
parentc0d2b8376ae2d74aa862e946a372502603e9066d (diff)
downloadlinux-d446a8202c81d95f91b1682fc67e7fadd9a31389.tar.xz
netfilter: xtables: move ipt_ecn to xt_ecn
Prepare the ECN match for augmentation by an IPv6 counterpart. Since no symbol dependencies to ipv6.ko are added, having a single ecn match module is the more so welcome. Signed-off-by: Jan Engelhardt <jengelh@medozas.de> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/netfilter/Kconfig10
-rw-r--r--net/ipv4/netfilter/Makefile1
-rw-r--r--net/netfilter/Kconfig9
-rw-r--r--net/netfilter/Makefile1
-rw-r--r--net/netfilter/xt_ecn.c (renamed from net/ipv4/netfilter/ipt_ecn.c)1
5 files changed, 16 insertions, 6 deletions
diff --git a/net/ipv4/netfilter/Kconfig b/net/ipv4/netfilter/Kconfig
index 7e1f5cdaf11e..53b9c79c8025 100644
--- a/net/ipv4/netfilter/Kconfig
+++ b/net/ipv4/netfilter/Kconfig
@@ -76,11 +76,11 @@ config IP_NF_MATCH_AH
config IP_NF_MATCH_ECN
tristate '"ecn" match support'
depends on NETFILTER_ADVANCED
- help
- This option adds a `ECN' match, which allows you to match against
- the IPv4 and TCP header ECN fields.
-
- To compile it as a module, choose M here. If unsure, say N.
+ select NETFILTER_XT_MATCH_ECN
+ ---help---
+ This is a backwards-compat option for the user's convenience
+ (e.g. when running oldconfig). It selects
+ CONFIG_NETFILTER_XT_MATCH_ECN.
config IP_NF_MATCH_RPFILTER
tristate '"rpfilter" reverse path filter match support'
diff --git a/net/ipv4/netfilter/Makefile b/net/ipv4/netfilter/Makefile
index 123dd88cea53..213a462b739b 100644
--- a/net/ipv4/netfilter/Makefile
+++ b/net/ipv4/netfilter/Makefile
@@ -49,7 +49,6 @@ obj-$(CONFIG_IP_NF_SECURITY) += iptable_security.o
# matches
obj-$(CONFIG_IP_NF_MATCH_AH) += ipt_ah.o
-obj-$(CONFIG_IP_NF_MATCH_ECN) += ipt_ecn.o
obj-$(CONFIG_IP_NF_MATCH_RPFILTER) += ipt_rpfilter.o
# targets
diff --git a/net/netfilter/Kconfig b/net/netfilter/Kconfig
index bac93ba60778..20388a97df66 100644
--- a/net/netfilter/Kconfig
+++ b/net/netfilter/Kconfig
@@ -778,6 +778,15 @@ config NETFILTER_XT_MATCH_DSCP
To compile it as a module, choose M here. If unsure, say N.
+config NETFILTER_XT_MATCH_ECN
+ tristate '"ecn" match support'
+ depends on NETFILTER_ADVANCED
+ ---help---
+ This option adds an "ECN" match, which allows you to match against
+ the IPv4 and TCP header ECN fields.
+
+ To compile it as a module, choose M here. If unsure, say N.
+
config NETFILTER_XT_MATCH_ESP
tristate '"esp" match support'
depends on NETFILTER_ADVANCED
diff --git a/net/netfilter/Makefile b/net/netfilter/Makefile
index b2eee4df8168..40f4c3d636c5 100644
--- a/net/netfilter/Makefile
+++ b/net/netfilter/Makefile
@@ -81,6 +81,7 @@ obj-$(CONFIG_NETFILTER_XT_MATCH_CPU) += xt_cpu.o
obj-$(CONFIG_NETFILTER_XT_MATCH_DCCP) += xt_dccp.o
obj-$(CONFIG_NETFILTER_XT_MATCH_DEVGROUP) += xt_devgroup.o
obj-$(CONFIG_NETFILTER_XT_MATCH_DSCP) += xt_dscp.o
+obj-$(CONFIG_NETFILTER_XT_MATCH_ECN) += xt_ecn.o
obj-$(CONFIG_NETFILTER_XT_MATCH_ESP) += xt_esp.o
obj-$(CONFIG_NETFILTER_XT_MATCH_HASHLIMIT) += xt_hashlimit.o
obj-$(CONFIG_NETFILTER_XT_MATCH_HELPER) += xt_helper.o
diff --git a/net/ipv4/netfilter/ipt_ecn.c b/net/netfilter/xt_ecn.c
index 2b57e52c746c..2c198f5e3efb 100644
--- a/net/ipv4/netfilter/ipt_ecn.c
+++ b/net/netfilter/xt_ecn.c
@@ -21,6 +21,7 @@
MODULE_AUTHOR("Harald Welte <laforge@netfilter.org>");
MODULE_DESCRIPTION("Xtables: Explicit Congestion Notification (ECN) flag match for IPv4");
MODULE_LICENSE("GPL");
+MODULE_ALIAS("ipt_ecn");
static inline bool match_ip(const struct sk_buff *skb,
const struct ipt_ecn_info *einfo)