linux-kernel - Re: [PATCH] vmbus: unregister device_obj->channels

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]

Date:   Mon, 13 Nov 2017 08:16:26 -0800
From:   Stephen Hemminger <stephen@...workplumber.org>
To:     Dexuan Cui <decui@...rosoft.com>
Cc:     "'gregkh@...uxfoundation.org'" <gregkh@...uxfoundation.org>,
        "Stephen Hemminger" <sthemmin@...rosoft.com>,
        KY Srinivasan <kys@...rosoft.com>,
        "'driverdev-devel@...uxdriverproject.org'" 
        <driverdev-devel@...uxdriverproject.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] vmbus: unregister device_obj->channels_kset

On Mon, 13 Nov 2017 01:53:33 +0000
Dexuan Cui <decui@...rosoft.com> wrote:

> Fixes: c2e5df616e1a ("vmbus: add per-channel sysfs info")
> 
> Without the patch, a device can't be thoroughly destroyed, because
> vmbus_device_register() -> kset_create_and_add() still holds a reference
> to the hv_device's device.kobj.
> 
> Signed-off-by: Dexuan Cui <decui@...rosoft.com>
> Cc: Stephen Hemminger <sthemmin@...rosoft.com>
> Cc: K. Y. Srinivasan <kys@...rosoft.com>
> ---

Good catch

Signed-off-by: Stephen Hemminger <sthemmin@...rosoft.com>