From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH] ipv6/route: Add a missing check on proc_dointvec
Date: Thu, 27 Dec 2018 16:18:25 -0800 (PST)
Message-ID: <20181227.161825.582087596488298445.davem@davemloft.net>
References: <20181224163017.17362-1-pakki001@umn.edu>
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Cc: kjlu@umn.edu, kuznet@ms2.inr.ac.ru, yoshfuji@linux-ipv6.org,
        netdev@vger.kernel.org, linux-kernel@vger.kernel.org
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From: Aditya Pakki <pakki001@umn.edu>
Date: Mon, 24 Dec 2018 10:30:17 -0600

> While flushing the cache via  ipv6_sysctl_rtcache_flush(), the call
> to proc_dointvec() may fail. The fix adds a check that returns the
> error, on failure.
> 
> Signed-off-by: Aditya Pakki <pakki001@umn.edu>

Applied, but honestly running garbage collection even if the value
isn't change is completely harmless.