Subject: Re: [PATCH net-next 01/12] net: core: add function dev_fetch_sw_netstats for fetching pcpu_sw_netstats

From: Stephen Hemminger <[email-masked]>
Date: Sun, 11 Oct 2020 12:54:12 -0700

On Sun, 11 Oct 2020 21:36:43 +0200
Heiner Kallweit <[email-masked]> wrote:

> +void dev_fetch_sw_netstats(struct rtnl_link_stats64 *s,
> +			   struct pcpu_sw_netstats __percpu *netstats)

netstats is unmodified, should it be const?

> +{
> +	int cpu;
> +
> +	if (IS_ERR_OR_NULL(netstats))
> +		return;

Any code calling this with a null pointer is broken/buggy, please don't
ignore that.