Hi Willy, maybe also adopt 5edabca [1] to fix CVE-2017-6074 - DCCP double-free vulnerability greez, Phil dccp: fix freeing skb too early for IPV6_RECVPKTINFO [1] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5edabca9d4cff7f1f2b68f0bac55ef99d9798ba4