From: Jesse Gross <je...@kernel.org>
Date: Wed, 20 Jan 2016 17:59:49 -0800
> GRO is currently not aware of tunnel metadata generated by lightweight
> tunnels and stored in the dst. This leads to two possible problems:
> * Incorrectly merging two frames that have different metadata.
> * Leaking of allocated metadata from merged frames.
>
> This avoids those problems by comparing the tunnel information before
> merging, similar to how we handle other metadata (such as vlan tags),
> and releasing any state when we are done.
>
> Reported-by: John <john.philli...@hpe.com>
> Fixes: 2e15ea39 ("ip_gre: Add support to collect tunnel metadata.")
> Signed-off-by: Jesse Gross <je...@kernel.org>
> ---
> v2: Remove branches to optimize for common case where there is no dst.
Applied and queued up for -stable, thanks.
