From: Willem de Bruijn <willemdebruijn.ker...@gmail.com>
Date: Tue, 19 Jun 2018 06:40:26 -0400
> From: Willem de Bruijn <will...@google.com>
>
> The ipcm(6)_cookie field gso_size is set only in the udp path. The ip
> layer copies this to cork only if sk_type is SOCK_DGRAM. This check
> proved too permissive. Ping and l2tp sockets have the same type.
>
> Limit to sockets of type SOCK_DGRAM and protocol IPPROTO_UDP to
> exclude ping sockets.
>
> Fixes: bec1f6f69736 ("udp: generate gso with UDP_SEGMENT")
> Reported-by: Maciej Żenczykowski <m...@google.com>
> Signed-off-by: Willem de Bruijn <will...@google.com>
Applied, thanks Willem.
> For net-next, I'll take a look whether ipcm(6)_cookie fields like
> these can be initialized uniformly, and then this branch removed
> completely.
Sounds good.
