linux-kernel - Re: [PATCH 3/3] clk: mediatek: support COMMON_CLK

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>] [day] [month] [year] [list]

Date:   Fri, 14 Jan 2022 14:19:28 -0800
From:   Stephen Boyd <sboyd@...nel.org>
To:     Matthias Brugger <matthias.bgg@...il.com>,
        Miles Chen <miles.chen@...iatek.com>
Cc:     chun-jie.chen@...iatek.com, linux-arm-kernel@...ts.infradead.org,
        linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-mediatek@...ts.infradead.org, miles.chen@...iatek.com,
        mturquette@...libre.com, wenst@...omium.org
Subject: Re: [PATCH 3/3] clk: mediatek: support COMMON_CLK_MT8192 module build

Quoting Miles Chen (2022-01-14 00:35:10)
> Hi,
> 
> >Have you tried removing the modules? And then reloading them? I also see
> 
> Thanks for the comment.
> I did not try it because we do not unload our clk modules.
> After testing I understand that the clock driver does not unregister clks so 
> we cannot remove then unload it.
> 
> I think I have to add some unregister logic to these drivers.

Yes

> 
> >that mtk_clk_simple_probe() doesn't actually unregister anything, it
> >just frees some allocations. Please fix this before making these
> >modules.
> 
> You meant that mtk_clk_simple_probe() has no unregister logic in error path?
> 

Yes