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Date:   Thu, 30 Jan 2020 09:56:19 +0100 (CET)
Message-Id: <20200130.095619.1080558867331721556.davem@davemloft.net>
To:     geert@linux-m68k.org
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        mathew.j.martineau@linux.intel.com, matthieu.baerts@tessares.net,
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        linux-kernel@vger.kernel.org
Subject: Re: [PATCH] mptcp: Fix incorrect IPV6 dependency check
From:   David Miller <davem@davemloft.net>
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From: Geert Uytterhoeven <geert@linux-m68k.org>
Date: Wed, 29 Jan 2020 19:01:17 +0100

> If CONFIG_MPTCP=y, CONFIG_MPTCP_IPV6=n, and CONFIG_IPV6=m:
> 
>     net/mptcp/protocol.o: In function `__mptcp_tcp_fallback':
>     protocol.c:(.text+0x786): undefined reference to `inet6_stream_ops'
> 
> Fix this by checking for CONFIG_MPTCP_IPV6 instead of CONFIG_IPV6, like
> is done in all other places in the mptcp code.
> 
> Fixes: 8ab183deb26a3b79 ("mptcp: cope with later TCP fallback")
> Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>

Applied.