netdev - Re: [PATCH] net: ipv4: Don't crash if passing a null sk to ip_rt_update

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Message-ID: <CAKD1Yr0_-jpP3B_WWbde5kRE7szE0m7p7U_G8v3evHY5mNNEnw@mail.gmail.com>
Date:   Wed, 30 Nov 2016 08:46:08 -0800
From:   Lorenzo Colitti <lorenzo@...gle.com>
To:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [PATCH] net: ipv4: Don't crash if passing a null sk to ip_rt_update_pmtu.

On Tue, Nov 29, 2016 at 9:56 AM, Lorenzo Colitti <lorenzo@...gle.com> wrote:
> Commit e2d118a1cb5e ("net: inet: Support UID-based routing in IP
> protocols.") made __build_flow_key call sock_net(sk) to determine
> the network namespace of the passed-in socket. This crashes if sk
> is NULL.

Since I missed this in the patch description: this is targeted to
net-next (the code it fixes is not in net yet). Also:

Fixes: e2d118a1cb5e ("net: inet: Support UID-based routing in IP protocols.")