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Date:   Thu, 27 Aug 2020 09:11:49 -0700 (PDT)
From:   David Miller <>
Subject: Re: [PATCH] net: Call ip_hdrlen() when skbuff is not fragment

From: Miaohe Lin <>
Date: Thu, 27 Aug 2020 07:17:59 -0400

> When skbuff is fragment, we exit immediately and leave ip_hdrlen() as
> unused. And remove the unnecessary local variable fragment.
> Signed-off-by: Miaohe Lin <>

I don't think this is a useful optimization sorry, the common case
will be just as likely to be a fragment as not so it's arbitrary
whether we read this simple value or not.

I'm not applying this, sorry.

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