netdev - Re: [PATCH] loopback: Force LOOPBACK

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 linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

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

Date:   Tue, 20 Jun 2017 13:32:20 +0300
From:   Serhey Popovych <serhe.popovych@...il.com>
To:     David Miller <davem@...emloft.net>
Cc:     netdev@...r.kernel.org
Subject: Re: [PATCH] loopback: Force LOOPBACK_IFINDEX for registration


> From: Serhey Popovych <serhe.popovych@...il.com>
> Date: Fri, 16 Jun 2017 15:10:03 +0300
> 
>> Now with commit 9c7dafb (net: Allow to create links with
>> given ifindex) support registration of network devices
>> with specific ifindex is added.
>>
>> We can force loopback network device index before call to
>> register_netdev() to ensure we always configure it with
>> LOOPBACK_IFINDEX.
>>
>> Kill BUG_ON() since system can continue without network
>> namespace failed in loopback init path, unless it is
>> init_net namespace where we panic() anyway.
>>
>> Signed-off-by: Serhey Popovych <serhe.popovych@...il.com>
> 
> Is the BUG_ON() triggering, if so why?
> 
> It looks to me that unless there is a bug, this assignment
> is unnecessary.
> 
Okay, get your position, thanks!

-- 
Thanks, Serhey