netdev - Re: 5.1 `ip route get addr/cidr` regression

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Fri, 17 May 2019 09:20:56 -0600
From:   David Ahern <dsahern@...il.com>
To:     Michal Kubecek <mkubecek@...e.cz>, netdev@...r.kernel.org
Cc:     "Jason A. Donenfeld" <Jason@...c4.com>,
        emersonbernier@...anota.com,
        Stephen Hemminger <stephen@...workplumber.org>,
        Alexey Kuznetsov <kuznet@....inr.ac.ru>,
        David Miller <davem@...emloft.net>, piraty1@...ox.ru
Subject: Re: 5.1 `ip route get addr/cidr` regression

On 5/17/19 8:17 AM, Michal Kubecek wrote:
> AFAIK the purpose of 'ip route get' always was to let the user check
> the result of a route lookup, i.e. "what route would be used if I sent
> a packet to an address". To be honest I would have to check how exactly
> was "ip route get <addr>/<prefixlen>" implemented before.
> 

The prefixlen was always silently ignored. We are trying to clean up
this 'silent ignoring' just hitting a few speed bumps.