netdev - Re: [PATCH] igmp: fix unsafe RCU usage in igmpv3_src

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Message-ID: <20180202170441.5d77150c@xeon-e3>
Date:   Fri, 2 Feb 2018 17:04:41 -0800
From:   Stephen Hemminger <stephen@...workplumber.org>
To:     Eric Dumazet <eric.dumazet@...il.com>
Cc:     nbd@....name, davem@...emloft.net, netdev@...r.kernel.org
Subject: Re: [PATCH] igmp: fix unsafe RCU usage in igmpv3_src_addr

On Fri, 02 Feb 2018 14:18:45 -0800
Eric Dumazet <eric.dumazet@...il.com> wrote:

> On Fri, 2018-02-02 at 13:30 -0800, Stephen Hemminger wrote:
> > From: Stephen Hemminger <stephen@...workplumber.org>
> > 
> > New igmpv3_get_src_addr would sometimes be called in receive path
> > without holding RCU lock.  
> 
> Strange, this should have been fixed already ?
> 
> https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git/commit/?id=e7aadb27a5415e8125834b84a74477bfbee4eff5

Yes, that fixes it as well.
Did not have that commit on my branch yet.