diff options
| author | Florian Westphal <fw@strlen.de> | 2018-05-24 13:17:28 +0200 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2018-05-29 00:25:36 +0200 |
| commit | 0168e8b36145a7db353055bdd2673096165c8a3a (patch) | |
| tree | 8da3c4702c316c1c92b5d721472d7eaac5a44ec6 /net/ipv4 | |
| parent | e5a10bb2acf246c13dc164fd37d4c77d9acaf88f (diff) | |
| download | linux-0168e8b36145a7db353055bdd2673096165c8a3a.tar.bz2 | |
netfilter: nat: merge ipv4/ipv6 masquerade code into main nat module
Instead of using extra modules for these, turn the config options into
an implicit dependency that adds masq feature to the protocol specific nf_nat module.
before:
text data bss dec hex filename
2001 860 4 2865 b31 net/ipv4/netfilter/nf_nat_masquerade_ipv4.ko
5579 780 2 6361 18d9 net/ipv4/netfilter/nf_nat_ipv4.ko
2860 836 8 3704 e78 net/ipv6/netfilter/nf_nat_masquerade_ipv6.ko
6648 780 2 7430 1d06 net/ipv6/netfilter/nf_nat_ipv6.ko
after:
text data bss dec hex filename
7245 872 8 8125 1fbd net/ipv4/netfilter/nf_nat_ipv4.ko
9165 848 12 10025 2729 net/ipv6/netfilter/nf_nat_ipv6.ko
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/ipv4')
| -rw-r--r-- | net/ipv4/netfilter/Kconfig | 5 | ||||
| -rw-r--r-- | net/ipv4/netfilter/Makefile | 4 | ||||
| -rw-r--r-- | net/ipv4/netfilter/nf_nat_masquerade_ipv4.c | 4 |
3 files changed, 2 insertions, 11 deletions
diff --git a/net/ipv4/netfilter/Kconfig b/net/ipv4/netfilter/Kconfig index 280048e1e395..d03bc5a01a70 100644 --- a/net/ipv4/netfilter/Kconfig +++ b/net/ipv4/netfilter/Kconfig @@ -129,10 +129,7 @@ config NFT_CHAIN_NAT_IPV4 source and destination ports. config NF_NAT_MASQUERADE_IPV4 - tristate "IPv4 masquerade support" - help - This is the kernel functionality to provide NAT in the masquerade - flavour (automatic source address selection). + bool config NFT_MASQ_IPV4 tristate "IPv4 masquerading support for nf_tables" diff --git a/net/ipv4/netfilter/Makefile b/net/ipv4/netfilter/Makefile index 0e5edd0c7926..c4b05b174091 100644 --- a/net/ipv4/netfilter/Makefile +++ b/net/ipv4/netfilter/Makefile @@ -10,6 +10,7 @@ nf_conntrack_ipv4-y := nf_conntrack_l3proto_ipv4.o nf_conntrack_proto_icmp.o obj-$(CONFIG_NF_CONNTRACK_IPV4) += nf_conntrack_ipv4.o nf_nat_ipv4-y := nf_nat_l3proto_ipv4.o nf_nat_proto_icmp.o +nf_nat_ipv4-$(CONFIG_NF_NAT_MASQUERADE_IPV4) += nf_nat_masquerade_ipv4.o obj-$(CONFIG_NF_NAT_IPV4) += nf_nat_ipv4.o # defrag @@ -32,9 +33,6 @@ nf_nat_snmp_basic-y := nf_nat_snmp_basic.asn1.o nf_nat_snmp_basic_main.o $(obj)/nf_nat_snmp_basic_main.o: $(obj)/nf_nat_snmp_basic.asn1.h obj-$(CONFIG_NF_NAT_SNMP_BASIC) += nf_nat_snmp_basic.o -obj-$(CONFIG_NF_NAT_MASQUERADE_IPV4) += nf_nat_masquerade_ipv4.o - - # NAT protocols (nf_nat) obj-$(CONFIG_NF_NAT_PROTO_GRE) += nf_nat_proto_gre.o diff --git a/net/ipv4/netfilter/nf_nat_masquerade_ipv4.c b/net/ipv4/netfilter/nf_nat_masquerade_ipv4.c index f538c5001547..ad3aeff152ed 100644 --- a/net/ipv4/netfilter/nf_nat_masquerade_ipv4.c +++ b/net/ipv4/netfilter/nf_nat_masquerade_ipv4.c @@ -7,7 +7,6 @@ */ #include <linux/types.h> -#include <linux/module.h> #include <linux/atomic.h> #include <linux/inetdevice.h> #include <linux/ip.h> @@ -157,6 +156,3 @@ void nf_nat_masquerade_ipv4_unregister_notifier(void) unregister_inetaddr_notifier(&masq_inet_notifier); } EXPORT_SYMBOL_GPL(nf_nat_masquerade_ipv4_unregister_notifier); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Rusty Russell <rusty@rustcorp.com.au>"); |