[PATCH net-next v3] ipv6: add IFLA_INET6_RA_MTU to expose mtu value in the RA message

[Jakub Kicinski]

On Mon, 9 Aug 2021 22:01:09 +0800 Rocco Yue wrote:
> +static inline size_t inet6_iframtu_msgsize(void)
> +{
> +	return NLMSG_ALIGN(sizeof(struct ifinfomsg))
> +	     + nla_total_size(IFNAMSIZ)	/* IFLA_IFNAME */
> +	     + nla_total_size(4);	/* IFLA_INET6_RA_MTU */
> +}

Please don't use 'static inline' in C sources, static is enough