Re: [PATCH net] ip_gre: validate csum_start only on pull

Hello:

This patch was applied to netdev/net.git (refs/heads/master):

On Sun,  5 Sep 2021 11:21:09 -0400 you wrote:

From: Willem de Bruijn <willemb@google.com>

The GRE tunnel device can pull existing outer headers in ipge_xmit.
This is a rare path, apparently unique to this device. The below
commit ensured that pulling does not move skb->data beyond csum_start.

But it has a false positive if ip_summed is not CHECKSUM_PARTIAL and
thus csum_start is irrelevant.

[...]

Here is the summary with links:
  - [net] ip_gre: validate csum_start only on pull
    https://git.kernel.org/netdev/net/c/8a0ed250f911

You are awesome, thank you!
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