From: "Chris Friesen" <[EMAIL PROTECTED]>
Date: Mon, 15 Oct 2007 23:16:16 -0600

> Our version of the e1000 passes 200 bytes in the initial chunk, and the 
> rest in fragments.  tipc currently handles that without any difficulty.

There is no requirement for any bytes to be in the initial skb->data
chunk, in fact the Neptune NIU driver only pulls the ethernet header
into there for example.

net/tipc/eth_media.c:recv_msg() seems to dereference buf->data
directly without making any pskb_may_pull() checks, and that is
a bug.

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