linux-kernel - Re: [PATCH] sata_rcar: Fix runtime PM imbalance on error

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

Message-ID: <f37f5944-29e1-643f-638d-71cc0d851734@cogentembedded.com>
Date:   Thu, 21 May 2020 21:46:21 +0300
From:   Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:     Dinghao Liu <dinghao.liu@....edu.cn>, kjlu@....edu
Cc:     Jens Axboe <axboe@...nel.dk>, linux-ide@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] sata_rcar: Fix runtime PM imbalance on error

Hello!

On 05/21/2020 11:58 AM, Dinghao Liu wrote:

> pm_runtime_get_sync() increments the runtime PM usage counter even
> when it returns an error code. Thus a pairing decrement is needed on
> the error handling path to keep the counter balanced.
> 
> Signed-off-by: Dinghao Liu <dinghao.liu@....edu.cn>

Reviewed-by: Sergei Shtylyov <sergei.shtylyov@...entembedded.com>

MBR, Sergei