From: Vinicius Costa Gomes <vinicius.gomes@intel.com>
To: Vladimir Oltean <olteanv@gmail.com>, davem@davemloft.net
Cc: jhs@mojatatu.com, xiyou.wangcong@gmail.com,
netdev@vger.kernel.org, Vladimir Oltean <olteanv@gmail.com>
Subject: Re: [PATCH net] net: sched: cbs: Avoid division by zero when calculating the port rate
Date: Mon, 30 Sep 2019 09:37:25 -0700 [thread overview]
Message-ID: <875zl991ve.fsf@linux.intel.com> (raw)
In-Reply-To: <20190928233948.15866-1-olteanv@gmail.com>
Vladimir Oltean <olteanv@gmail.com> writes:
> As explained in the "net: sched: taprio: Avoid division by zero on
> invalid link speed" commit, it is legal for the ethtool API to return
> zero as a link speed. So guard against it to ensure we don't perform a
> division by zero in kernel.
>
> Fixes: e0a7683d30e9 ("net/sched: cbs: fix port_rate miscalculation")
> Signed-off-by: Vladimir Oltean <olteanv@gmail.com>
> ---
Acked-by: Vinicius Costa Gomes <vinicius.gomes@intel.com>
next prev parent reply other threads:[~2019-09-30 16:36 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-28 23:39 [PATCH net] net: sched: cbs: Avoid division by zero when calculating the port rate Vladimir Oltean
2019-09-30 16:37 ` Vinicius Costa Gomes [this message]
2019-10-01 16:52 ` David Miller
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