Refresh patches. Remove upstreamed patches: target/linux/generic/backport-4.9/023-2-smsc75xx-use-skb_cow_head-to-deal-with-cloned-skbs.patch target/linux/generic/backport-4.9/023-3-cx82310_eth-use-skb_cow_head-to-deal-with-cloned-skb.patch target/linux/generic/backport-4.9/023-4-sr9700-use-skb_cow_head-to-deal-with-cloned-skbs.patch target/linux/generic/backport-4.9/023-5-lan78xx-use-skb_cow_head-to-deal-with-cloned-skbs.patch CVEs completely or partially addressed: CVE-2017-5715 CVE-2017-5753 CVE-2017-17741 CVE-2017-1000410 Compile-tested: ar71xx Archer C7 v2 Run-tested: ar71xx Archer C7 v2 Signed-off-by: Kevin Darbyshire-Bryant <ldir@darbyshire-bryant.me.uk> Tested-by: Koen Vandeputte <koen.vandeputte@ncentric.com>