From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH] fix tcp fin memory accounting
Date: Thu, 23 Apr 2015 11:54:47 -0400 (EDT)
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From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Thu, 23 Apr 2015 07:02:47 -0700

> +		if (!tcp_send_head(sk)) {
> +			tp->snd_nxt++;
> +			return;
> +		}

I'm not so sure about this.  Why is this needed?

Otherwise patch looks fine to me.