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netfilter: don't allocate space for arp/bridge hooks unless needed

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no need to define hook points if the family isn't supported.
Because we need these hooks for either nftables, arp/ebtables
or the 'call-iptables' hack we have in the bridge layer add two
new dependencies, NETFILTER_FAMILY_{ARP,BRIDGE}, and have the
users select them.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Florian Westphal
2017-12-07 16:28:26 +01:00
committed by Pablo Neira Ayuso
parent bb4badf3a3
commit 2a95183a5e
8 changed files with 29 additions and 0 deletions
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net/Kconfig
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@@ -182,6 +182,7 @@ config BRIDGE_NETFILTER
depends on BRIDGE
depends on NETFILTER && INET
depends on NETFILTER_ADVANCED
select NETFILTER_FAMILY_BRIDGE
default m
---help---
Enabling this option will let arptables resp. iptables see bridged