From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Hemminger <stephen@networkplumber.org>
Subject: Re: [PATCH] ethdev: fix copying bug in
 rte_eth_set_queue_rate_limit
Date: Mon, 19 Nov 2018 09:10:42 -0800
Message-ID: <20181119091042.1977b022@xeon-e3>
References: <9f22d89841c440c32235117e1a4fe223f97c7f8e.1542616118.git.leah@ethernitynet.com>
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Cc: "dev@dpdk.org" <dev@dpdk.org>, Ouyang Changchun
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To: Leah Tekoa <Leah@Ethernitynet.com>
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On Mon, 19 Nov 2018 08:38:44 +0000
Leah Tekoa <Leah@Ethernitynet.com> wrote:

> -	link = dev->data->dev_link;
> +	memcpy(&link, &dev->data->dev_link, sizeof(struct rte_eth_link));
>  

If structure assignment and memcpy don't give same result, then
you have a buggy compiler.