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authorPablo Neira <pablo@netfilter.org>2014-05-25 14:48:33 +0200
committerDavid S. Miller <davem@davemloft.net>2014-05-26 00:42:30 -0400
commit1708803ef224367b8bd5b83b400c768a2044d7fa (patch)
treeca55119c1f8379f05cc194b6cf2dd033b0f02e9c /net/bridge
parent587b24a54984f626337d8a6ce2931994c342ded3 (diff)
downloadop-kernel-dev-1708803ef224367b8bd5b83b400c768a2044d7fa.zip
op-kernel-dev-1708803ef224367b8bd5b83b400c768a2044d7fa.tar.gz
netfilter: bridge: fix Kconfig unmet dependencies
Before f5efc69 ("netfilter: nf_tables: Add meta expression key for bridge interface name"), the entire net/bridge/netfilter/ directory depended on BRIDGE_NF_EBTABLES, ie. on ebtables. However, that directory already contained the nf_tables bridge extension that we should allow to compile separately. In f5efc69, we tried to generalize this by using CONFIG_BRIDGE_NETFILTER which was not a good idea since this option already existed and it is dedicated to enable the Netfilter bridge IP/ARP filtering. Let's try to fix this mess by: 1) making net/bridge/netfilter/ dependent on the toplevel CONFIG_NETFILTER option, just like we do with the net/netfilter and net/ipv{4,6}/netfilter/ directories. 2) Changing 'selects' to 'depends on' NETFILTER_XTABLES for BRIDGE_NF_EBTABLES. I believe this problem was already before f5efc69: warning: (BRIDGE_NF_EBTABLES) selects NETFILTER_XTABLES which has unmet direct dependencies (NET && INET && NETFILTER) 3) Fix ebtables/nf_tables bridge dependencies by making NF_TABLES_BRIDGE and BRIDGE_NF_EBTABLES dependent on BRIDGE and NETFILTER: warning: (NF_TABLES_BRIDGE && BRIDGE_NF_EBTABLES) selects BRIDGE_NETFILTER which has unmet direct dependencies (NET && BRIDGE && NETFILTER && INET && NETFILTER_ADVANCED) net/built-in.o: In function `br_parse_ip_options': br_netfilter.c:(.text+0x4a5ba): undefined reference to `ip_options_compile' br_netfilter.c:(.text+0x4a5ed): undefined reference to `ip_options_rcv_srr' net/built-in.o: In function `br_nf_pre_routing_finish': br_netfilter.c:(.text+0x4a8a4): undefined reference to `ip_route_input_noref' br_netfilter.c:(.text+0x4a987): undefined reference to `ip_route_output_flow' make: *** [vmlinux] Error 1 Reported-by: Jim Davis <jim.epost@gmail.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge')
-rw-r--r--net/bridge/Makefile2
-rw-r--r--net/bridge/netfilter/Kconfig7
2 files changed, 3 insertions, 6 deletions
diff --git a/net/bridge/Makefile b/net/bridge/Makefile
index 29b6e2a..8590b94 100644
--- a/net/bridge/Makefile
+++ b/net/bridge/Makefile
@@ -16,4 +16,4 @@ bridge-$(CONFIG_BRIDGE_IGMP_SNOOPING) += br_multicast.o br_mdb.o
bridge-$(CONFIG_BRIDGE_VLAN_FILTERING) += br_vlan.o
-obj-$(CONFIG_BRIDGE_NETFILTER) += netfilter/
+obj-$(CONFIG_NETFILTER) += netfilter/
diff --git a/net/bridge/netfilter/Kconfig b/net/bridge/netfilter/Kconfig
index 3baf29d..629dc77 100644
--- a/net/bridge/netfilter/Kconfig
+++ b/net/bridge/netfilter/Kconfig
@@ -3,8 +3,7 @@
#
#
menuconfig NF_TABLES_BRIDGE
- depends on NF_TABLES
- select BRIDGE_NETFILTER
+ depends on BRIDGE && NETFILTER && NF_TABLES
tristate "Ethernet Bridge nf_tables support"
if NF_TABLES_BRIDGE
@@ -19,9 +18,7 @@ endif # NF_TABLES_BRIDGE
menuconfig BRIDGE_NF_EBTABLES
tristate "Ethernet Bridge tables (ebtables) support"
- depends on BRIDGE && NETFILTER
- select BRIDGE_NETFILTER
- select NETFILTER_XTABLES
+ depends on BRIDGE && NETFILTER && NETFILTER_XTABLES
help
ebtables is a general, extensible frame/packet identification
framework. Say 'Y' or 'M' here if you want to do Ethernet
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