netdev - Re: [RFC PATCH v2 net-next 2/2] net: dcb: add new apptrust attribute

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Date:   Thu, 15 Sep 2022 09:51:46 +0000
From:   Vladimir Oltean <vladimir.oltean@....com>
To:     Daniel Machon <daniel.machon@...rochip.com>
CC:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "Allan.Nielsen@...rochip.com" <Allan.Nielsen@...rochip.com>,
        "UNGLinuxDriver@...rochip.com" <UNGLinuxDriver@...rochip.com>,
        "maxime.chevallier@...tlin.com" <maxime.chevallier@...tlin.com>,
        "petrm@...dia.com" <petrm@...dia.com>,
        "kuba@...nel.org" <kuba@...nel.org>,
        "vinicius.gomes@...el.com" <vinicius.gomes@...el.com>,
        "thomas.petazzoni@...tlin.com" <thomas.petazzoni@...tlin.com>
Subject: Re: [RFC PATCH v2 net-next 2/2] net: dcb: add new apptrust attribute

On Thu, Sep 15, 2022 at 11:57:57AM +0200, Daniel Machon wrote:
> +	if (ops->dcbnl_getapptrust) {
> +		u8 selectors[IEEE_8021QAZ_APP_SEL_MAX + 1] = {0};
> +		int nselectors;
> +
> +		apptrust = nla_nest_start_noflag(skb,
> +						 DCB_ATTR_DCB_APP_TRUST_TABLE);
> +		if (!app)
> +			return -EMSGSIZE;

Should new code be creating nests without the NLA_F_NESTED flag?

> +
> +		err = ops->dcbnl_getapptrust(netdev, selectors, &nselectors);
> +		if (err)
> +			return -EMSGSIZE;
> +
> +		for (i = 0; i < nselectors; i++)
> +			nla_put_u8(skb, DCB_ATTR_DCB_APP_TRUST, selectors[i]);
> +		nla_nest_end(skb, apptrust);
> +	}