netdev - Re: [net] gre: fix the inner mac header in nbma gre tunnels xmit path

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Date:	Thu, 11 Dec 2014 14:36:27 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	timo.teras@....fi
Cc:	netdev@...r.kernel.org, therbert@...gle.com,
	alexander.h.duyck@...hat.com
Subject: Re: [net] gre: fix the inner mac header in nbma gre tunnels xmit
 path

From: Timo Teräs <timo.teras@....fi>
Date: Thu, 11 Dec 2014 09:14:39 +0200

> @@ -266,6 +262,7 @@ static netdev_tx_t ipgre_xmit(struct sk_buff *skb,
>  		 * to gre header.
>  		 */
>  		skb_pull(skb, tunnel->hlen + sizeof(struct iphdr));
> +		skb_reset_mac_header(mac);

Please explain to me how this compiles, let alone be functionally
tested.
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