linux-kernel - Re: [RFC PATCH net-next v3 04/21] ethtool: helper functions for netlink interface

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Date:   Mon, 18 Feb 2019 12:15:17 -0800
From:   Jakub Kicinski <jakub.kicinski@...ronome.com>
To:     Michal Kubecek <mkubecek@...e.cz>
Cc:     netdev@...r.kernel.org, David Miller <davem@...emloft.net>,
        Andrew Lunn <andrew@...n.ch>, Jiri Pirko <jiri@...nulli.us>,
        linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH net-next v3 04/21] ethtool: helper functions for
 netlink interface

On Mon, 18 Feb 2019 19:21:44 +0100 (CET), Michal Kubecek wrote:
> +/* create skb for a reply and fill device identification
> + * payload: payload length (without netlink and genetlink header)
> + * dev:     device the reply is about (may be null)
> + * cmd:     ETHNL_CMD_* command for reply
> + * info:    info for the received packet we respond to
> + * ehdrp:   place to store payload pointer returned by genlmsg_new()
> + * returns: skb or null on error
> + */

nit: why not correct kdoc?

> +struct sk_buff *ethnl_reply_init(size_t payload, struct net_device *dev, u8 cmd,
> +				 u16 dev_attrtype, struct genl_info *info,
> +				 void **ehdrp)
> +{
> +	void *ehdr;
> +	struct sk_buff *rskb;

nit: reverse xmas tree