Re: [[PATCH net-next v5] net/ipv6: add sysctl option accept_ra_min_hop_limit

2015-07-30 Thread David Miller
From: YOSHIFUJI Hideaki Date: Thu, 30 Jul 2015 15:34:21 +0900 > Hangbin Liu wrote: >> Commit 6fd99094de2b ("ipv6: Don't reduce hop limit for an interface") >> disabled accept hop limit from RA if it is smaller than the current hop >> limit for security stuff. But this behavior kind of break the R

Re: [[PATCH net-next v5] net/ipv6: add sysctl option accept_ra_min_hop_limit

2015-07-29 Thread YOSHIFUJI Hideaki
Hi, Hangbin Liu wrote: > Commit 6fd99094de2b ("ipv6: Don't reduce hop limit for an interface") > disabled accept hop limit from RA if it is smaller than the current hop > limit for security stuff. But this behavior kind of break the RFC definition. > > RFC 4861, 6.3.4. Processing Received Router

[[PATCH net-next v5] net/ipv6: add sysctl option accept_ra_min_hop_limit

2015-07-29 Thread Hangbin Liu
Commit 6fd99094de2b ("ipv6: Don't reduce hop limit for an interface") disabled accept hop limit from RA if it is smaller than the current hop limit for security stuff. But this behavior kind of break the RFC definition. RFC 4861, 6.3.4. Processing Received Router Advertisements A Router Advert