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2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/net/tipc/Kconfig
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+# SPDX-License-Identifier: GPL-2.0-only
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 #
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 # TIPC configuration
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 #
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 menuconfig TIPC
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 	tristate "The TIPC Protocol"
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 	depends on INET
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-	---help---
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+	depends on IPV6 || IPV6=n
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+	help
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 	  The Transparent Inter Process Communication (TIPC) protocol is
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 	  specially designed for intra cluster communication. This protocol
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 	  originates from Ericsson where it has been used in carrier grade
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 	  This protocol support is also available as a module ( = code which
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 	  can be inserted in and removed from the running kernel whenever you
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 	  want). The module will be called tipc. If you want to compile it
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-	  as a module, say M here and read <file:Documentation/kbuild/modules.txt>.
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+	  as a module, say M here and read <file:Documentation/kbuild/modules.rst>.
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 	  If in doubt, say N.
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 	  Saying Y here will enable support for running TIPC over IP/UDP
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 	bool
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 	default y
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+config TIPC_CRYPTO
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+	bool "TIPC encryption support"
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+	depends on TIPC
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+	select CRYPTO
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+	select CRYPTO_AES
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+	select CRYPTO_GCM
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+	help
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+	  Saying Y here will enable support for TIPC encryption.
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+	  All TIPC messages will be encrypted/decrypted by using the currently most
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+	  advanced algorithm: AEAD AES-GCM (like IPSec or TLS) before leaving/
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+	  entering the TIPC stack.
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+	  Key setting from user-space is performed via netlink by a user program
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+	  (e.g. the iproute2 'tipc' tool).
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+	bool
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+	default y
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 config TIPC_DIAG
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 	tristate "TIPC: socket monitoring interface"
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 	depends on TIPC
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 	default y
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-	---help---
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+	help
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 	Support for TIPC socket monitoring interface used by ss tool.
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 	If unsure, say Y.