Subject: Re: [PATCH nf-next v2 1/1] ipv6: defrag: drop non-last frags smaller than min mtu

From: Stephen Hemminger <[email-masked]>
Date: Thu, 2 Aug 2018 17:14:03 -0700

On Fri,  3 Aug 2018 02:05:39 +0200
Florian Westphal <[email-masked]> wrote:

> +	if (-skb_network_offset(skb) + skb->len < IPV6_MIN_MTU &&

Is there a reason to write the arithmetic expression in this order?
Why not:
	if (skb->len - skb_network_offset(skb) < IPV6_MIN_MTU &&