[Intel-wired-lan] [net] udp: enable UDP checksum offload for ESP

[Steffen Klassert]

On Thu, Apr 12, 2018 at 12:03:13PM -0700, Jacek Kalwas wrote:
> In case NIC has support for ESP TX CSUM offload skb->ip_summed is not
> set to CHECKSUM_PARTIAL which results in checksum calculated by SW.
> 
> Fix enables ESP TX CSUM for UDP by extending condition with check for
> NETIF_F_HW_ESP_TX_CSUM.
> 
> Signed-off-by: Jacek Kalwas <jacek.kalwas at intel.com>

Applied to ipsec-next, thanks!