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2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/net/ipv6/netfilter/Kconfig
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+# SPDX-License-Identifier: GPL-2.0-only
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 #
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 # IP netfilter configuration
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 #
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 	  This option enables the IPv6 support for nf_tables.
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 if NF_TABLES_IPV6
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-
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-config NFT_CHAIN_ROUTE_IPV6
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-	tristate "IPv6 nf_tables route chain support"
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-	help
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-	  This option enables the "route" chain for IPv6 in nf_tables. This
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-	  chain type is used to force packet re-routing after mangling header
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-	  fields such as the source, destination, flowlabel, hop-limit and
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-	  the packet mark.
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-
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-if NF_NAT_IPV6
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-
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-config NFT_CHAIN_NAT_IPV6
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-	tristate "IPv6 nf_tables nat chain support"
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-	help
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-	  This option enables the "nat" chain for IPv6 in nf_tables. This
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-	  chain type is used to perform Network Address Translation (NAT)
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-	  packet transformations such as the source, destination address and
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-	  source and destination ports.
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-
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-config NFT_MASQ_IPV6
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-	tristate "IPv6 masquerade support for nf_tables"
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-	depends on NFT_MASQ
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-	select NF_NAT_MASQUERADE_IPV6
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-	help
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-	  This is the expression that provides IPv4 masquerading support for
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-	  nf_tables.
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-
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-config NFT_REDIR_IPV6
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-	tristate "IPv6 redirect support for nf_tables"
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-	depends on NFT_REDIR
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-	select NF_NAT_REDIRECT
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-	help
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-	  This is the expression that provides IPv4 redirect support for
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-	  nf_tables.
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-
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-endif # NF_NAT_IPV6
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 config NFT_REJECT_IPV6
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 	select NF_REJECT_IPV6
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 	tristate "IPv6 packet logging"
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 	default m if NETFILTER_ADVANCED=n
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 	select NF_LOG_COMMON
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-
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-config NF_NAT_IPV6
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-	tristate "IPv6 NAT"
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-	depends on NF_CONNTRACK
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-	depends on NETFILTER_ADVANCED
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-	select NF_NAT
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-	help
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-	  The IPv6 NAT option allows masquerading, port forwarding and other
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-	  forms of full Network Address Port Translation. This can be
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-	  controlled by iptables or nft.
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-
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-if NF_NAT_IPV6
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-
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-config NF_NAT_MASQUERADE_IPV6
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-	bool
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-
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-endif # NF_NAT_IPV6
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 config IP6_NF_IPTABLES
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 	tristate "IP6 tables support (required for filtering)"
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@@ -179,10 +127,10 @@
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 	tristate '"hl" hoplimit match support'
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 	depends on NETFILTER_ADVANCED
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 	select NETFILTER_XT_MATCH_HL
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-	---help---
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-	This is a backwards-compat option for the user's convenience
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-	(e.g. when running oldconfig). It selects
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-	CONFIG_NETFILTER_XT_MATCH_HL.
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+	help
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+	  This is a backwards-compat option for the user's convenience
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+	  (e.g. when running oldconfig). It selects
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+	  CONFIG_NETFILTER_XT_MATCH_HL.
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 config IP6_NF_MATCH_IPV6HEADER
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 	tristate '"ipv6header" IPv6 Extension Headers Match'
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@@ -205,7 +153,7 @@
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 	tristate '"rpfilter" reverse path filter match support'
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 	depends on NETFILTER_ADVANCED
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 	depends on IP6_NF_MANGLE || IP6_NF_RAW
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-	---help---
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+	help
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 	  This option allows you to match packets whose replies would
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 	  go out via the interface the packet came in.
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 	  To compile it as a module, choose M here.  If unsure, say N.
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 config IP6_NF_MATCH_SRH
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-        tristate '"srh" Segment Routing header match support'
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-        depends on NETFILTER_ADVANCED
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-        help
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-          srh matching allows you to match packets based on the segment
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+	tristate '"srh" Segment Routing header match support'
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+	depends on NETFILTER_ADVANCED
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+	help
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+	  srh matching allows you to match packets based on the segment
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 	  routing header of the packet.
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-          To compile it as a module, choose M here.  If unsure, say N.
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+	  To compile it as a module, choose M here.  If unsure, say N.
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 # The targets
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 config IP6_NF_TARGET_HL
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 	tristate '"HL" hoplimit target support'
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 	depends on NETFILTER_ADVANCED && IP6_NF_MANGLE
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 	select NETFILTER_XT_TARGET_HL
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-	---help---
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-	This is a backwards-compatible option for the user's convenience
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-	(e.g. when running oldconfig). It selects
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-	CONFIG_NETFILTER_XT_TARGET_HL.
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+	help
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+	  This is a backwards-compatible option for the user's convenience
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+	  (e.g. when running oldconfig). It selects
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+	  CONFIG_NETFILTER_XT_TARGET_HL.
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 config IP6_NF_FILTER
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 	tristate "Packet filtering"
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 	  and OUTPUT chains.
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 	  If you want to compile it as a module, say M here and read
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-	  <file:Documentation/kbuild/modules.txt>.  If unsure, say `N'.
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+	  <file:Documentation/kbuild/modules.rst>.  If unsure, say `N'.
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 # security table for MAC policy
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 config IP6_NF_SECURITY
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-       tristate "Security table"
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-       depends on SECURITY
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-       depends on NETFILTER_ADVANCED
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-       help
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-         This option adds a `security' table to iptables, for use
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-         with Mandatory Access Control (MAC) policy.
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+	tristate "Security table"
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+	depends on SECURITY
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+	depends on NETFILTER_ADVANCED
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+	help
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+	  This option adds a `security' table to iptables, for use
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+	  with Mandatory Access Control (MAC) policy.
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-         If unsure, say N.
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+	  If unsure, say N.
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 config IP6_NF_NAT
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 	tristate "ip6tables NAT support"
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 	depends on NF_CONNTRACK
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 	depends on NETFILTER_ADVANCED
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 	select NF_NAT
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-	select NF_NAT_IPV6
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 	select NETFILTER_XT_NAT
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 	help
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 	  This enables the `nat' table in ip6tables. This allows masquerading,
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 config IP6_NF_TARGET_MASQUERADE
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 	tristate "MASQUERADE target support"
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-	select NF_NAT_MASQUERADE_IPV6
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+	select NETFILTER_XT_TARGET_MASQUERADE
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 	help
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-	  Masquerading is a special case of NAT: all outgoing connections are
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-	  changed to seem to come from a particular interface's address, and
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-	  if the interface goes down, those connections are lost.  This is
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-	  only useful for dialup accounts with dynamic IP address (ie. your IP
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-	  address will be different on next dialup).
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-
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-	  To compile it as a module, choose M here.  If unsure, say N.
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+	  This is a backwards-compat option for the user's convenience
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+	  (e.g. when running oldconfig). It selects NETFILTER_XT_TARGET_MASQUERADE.
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 config IP6_NF_TARGET_NPT
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 	tristate "NPT (Network Prefix translation) target support"