From: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Date: Mon, 02 Mar 2009 15:44:04 -0800

quoted text
> From: Alexander Duyck <alexander.h.duyck@intel.com>
> 
> Remove skb_orphan call from igb driver as it can cause multiple issues due
> to the fact that it is calling the desctructor and removing the skb from
> the socket prior to transmission.
> 
> The call was added to improve performance but did so by allowing the skb to
> be removed from the socket which gave the socket more window space to
> transmit.  The performance gain is not worth the extra problems that this
> kind of workaround can introduce as this could lead to a potential DoS if a
> UDP stream decided to monopolize the transmit path.
> 
> Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
> Acked-by: Mitch Williams <mitch.a.williams@intel.com>
> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

Applied.
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