From: Eric Dumazet
Date: Wed, 09 Nov 2016 16:04:46 -0800
> From: Eric Dumazet
>
> After Tom patch, thoff field could point past the end of the buffer,
> this could fool some callers.
>
> If an skb was provided, skb->len should be the upper limit.
>
From: Eric Dumazet
After Tom patch, thoff field could point past the end of the buffer,
this could fool some callers.
If an skb was provided, skb->len should be the upper limit.
If not, hlen is supposed to be the upper limit.
Fixes: a6e544b0a88b ("flow_dissector: Jump to