linux-kernel - Re: [PATCH v2] macsec: dynamically allocate space for sglist

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Message-Id: <20170426.144241.1756957005773510777.davem@davemloft.net>
Date:   Wed, 26 Apr 2017 14:42:41 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     Jason@...c4.com
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org, security@...nel.org, sd@...asysnail.net
Subject: Re: [PATCH v2] macsec: dynamically allocate space for sglist

From: "Jason A. Donenfeld" <Jason@...c4.com>
Date: Tue, 25 Apr 2017 19:08:18 +0200

> We call skb_cow_data, which is good anyway to ensure we can actually
> modify the skb as such (another error from prior). Now that we have the
> number of fragments required, we can safely allocate exactly that amount
> of memory.
> 
> Signed-off-by: Jason A. Donenfeld <Jason@...c4.com>
> Cc: Sabrina Dubroca <sd@...asysnail.net>
> Cc: security@...nel.org
> Cc: stable@...r.kernel.org

Applied, thanks.