netdev - Re: [PATCH v2] bpf: fix divides by zero

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Message-ID: <20180114170822.sdqs2jreb3eaflsr@ast-mbp>
Date:   Sun, 14 Jan 2018 09:08:24 -0800
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     Eric Dumazet <eric.dumazet@...il.com>
Cc:     Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        netdev <netdev@...r.kernel.org>, edumazet@...gle.com
Subject: Re: [PATCH v2] bpf: fix divides by zero

On Fri, Jan 12, 2018 at 05:43:23PM -0800, Eric Dumazet wrote:
> From: Eric Dumazet <edumazet@...gle.com>
> 
> Divides by zero are not nice, lets avoid them if possible.
> 
> Also do_div() seems not needed when dealing with 32bit operands,
> but this seems a minor detail.
> 
> Fixes: bd4cf0ed331a ("net: filter: rework/optimize internal BPF interpreter's instruction set")
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> Reported-by: syzbot <syzkaller@...glegroups.com>
> ---

Applied, Thank you Eric.