From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH net-next] net: ipv6: Add sysctl for minimum prefix len
 acceptable in RIOs.
Date: Wed, 22 Mar 2017 14:21:06 -0700 (PDT)
Message-ID: <20170322.142106.1607838051053330169.davem@davemloft.net>
References: <20170322091904.73420-1-jscherpelz@google.com>
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Cc: netdev@vger.kernel.org, yoshfuji@linux-ipv6.org, ek@google.com,
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From: Joel Scherpelz <jscherpelz@google.com>
Date: Wed, 22 Mar 2017 18:19:04 +0900

> This commit adds a new sysctl accept_ra_rt_info_min_plen that
> defines the minimum acceptable prefix length of Route Information
> Options. The new sysctl is intended to be used together with
> accept_ra_rt_info_max_plen to configure a range of acceptable
> prefix lengths. It is useful to prevent misconfigurations from
> unintentionally blackholing too much of the IPv6 address space
> (e.g., home routers announcing RIOs for fc00::/7, which is
> incorrect).
> 
> Signed-off-by: Joel Scherpelz <jscherpelz@google.com>

Applied, thank you.