From: Arnd Bergmann <arnd@arndb.de>
Date: Mon, 8 Nov 2021 11:12:24 +0000 (+0100)
Subject: amt: add IPV6 Kconfig dependency
X-Git-Tag: v5.16-rc1~50^2~20
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=9758aba8542bb43029d077303d05df1d00a8dbb5;p=thirdparty%2Fkernel%2Flinux.git

amt: add IPV6 Kconfig dependency

This driver cannot be built-in if IPV6 is a loadable module:

x86_64-linux-ld: drivers/net/amt.o: in function `amt_build_mld_gq':
amt.c:(.text+0x2e7d): undefined reference to `ipv6_dev_get_saddr'

Add the idiomatic Kconfig dependency that all such modules
have.

Fixes: b9022b53adad ("amt: add control plane of amt interface")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 034dbd487c334..10506a4b66ef8 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -294,6 +294,7 @@ config GTP
 config AMT
 	tristate "Automatic Multicast Tunneling (AMT)"
 	depends on INET && IP_MULTICAST
+	depends on IPV6 || !IPV6
 	select NET_UDP_TUNNEL
 	help
 	  This allows one to create AMT(Automatic Multicast Tunneling)