linux-kernel - Re: [PATCH net-next] net: dsa: Fix dependencies with HSR

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:   Fri, 19 Feb 2021 21:14:36 -0800
From:   Florian Fainelli <f.fainelli@...il.com>
To:     netdev@...r.kernel.org
Cc:     kernel test robot <lkp@...el.com>, Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        George McCollister <george.mccollister@...il.com>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH net-next] net: dsa: Fix dependencies with HSR



On 2/19/2021 9:12 PM, Florian Fainelli wrote:
> The core DSA framework uses hsr_is_master() which would not resolve to a
> valid symbol if HSR is built-into the kernel and DSA is a module.
> 
> Fixes: 18596f504a3e ("net: dsa: add support for offloading HSR")
> Reported-by: kernel test robot <lkp@...el.com>
> Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
> ---
> David, Jakub,
> 
> This showed up in linux-next which means it will show up in Linus' tree
> soon as well when your pull request gets sent out.

I had initially considered making is_hsr_master() a static inline that
would compare dev->dev.type->name with "hsr" since the HSR master would
set a custom dev_type, however the xrs700x driver would still fail to
link because it calls hsr_get_version() and for that one there is no
easy solution.
-- 
Florian