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SubjectRe: [PATCH] Make udp_encap_rcv use pskb_may_pull
From: Olaf Kirch <>
Date: Thu, 23 Nov 2006 01:01:44 +0100

> Make udp_encap_rcv use pskb_may_pull
> IPsec with NAT-T breaks on some notebooks using the latest e1000 chipset,
> when header split is enabled. When receiving sufficiently large packets, the
> driver puts everything up to and including the UDP header into the header
> portion of the skb, and the rest goes into the paged part. udp_encap_rcv
> forgets to use pskb_may_pull, and fails to decapsulate it. Instead, it
> passes it up it to the IKE daemon.
> Signed-off-by: Olaf Kirch <>
> Signed-off-by: Jean Delvare <>

Excellent catch, applied, thanks Olaf.
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