On Wed, 2017-08-16 at 06:31 -0700, Tonghao Zhang wrote: > Because we remove the tcp_tw_recycle support in the commit
> 4396e46187c ('tcp: remove tcp_tw_recycle') and also delete > the code 'af_ops->route_req' for sysctl_tw_recycle in tcp_conn_request. > Now when we call the 'af_ops->route_req', the dist always is > NULL, and we remove the unnecessay check. Thanks for these patches. You forgot : 1) a cover letter ( [PATCH next-next 0/2] tcp: .... 2) clearly state which tree you are targeting ( read Documentation/networking/netdev-FAQ.txt ) 3) Also, I would also have removed tcp_peer_is_proven() since it is also called with dst=NULL