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Subject: Re: [PATCH] netlink: make sure nladdr has correct size in
 netlink_connect()
To: Alexander Potapenko <glider@google.com>, dvyukov@google.com,
        edumazet@google.com, davem@davemloft.net
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org
References: <20180323124902.41625-1-glider@google.com>
From: Eric Dumazet <eric.dumazet@gmail.com>
Message-ID: <eb767d8b-602f-bfb5-618e-784e61358606@gmail.com>
Date: Fri, 23 Mar 2018 05:57:18 -0700
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On 03/23/2018 05:49 AM, Alexander Potapenko wrote:
> KMSAN reports use of uninitialized memory in the case when |alen| is
> smaller than sizeof(struct sockaddr_nl), and therefore |nladdr| isn't
> fully copied from the userspace.
> 
> Signed-off-by: Alexander Potapenko <glider@google.com>
> Fixes: 1da177e4c3f41524 ("Linux-2.6.12-rc2")

Reviewed-by: Eric Dumazet <edumazet@google.com>

Thanks Alexander.