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Date: Thu, 28 May 2015 09:22:56 -0700
From: Stephen Hemminger <stephen@networkplumber.org>
To: Ivan Boule <ivan.boule@6wind.com>
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Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH 1/5] ethdev: add multicast address filtering
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On Thu, 28 May 2015 17:05:19 +0200
Ivan Boule <ivan.boule@6wind.com> wrote:

> +	if (port_id >= nb_ports) {
> +		PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
> +		return -ENODEV;
> +	}
> +

Use rte_eth_dev_is_valid_port() function instead.