linux-kernel - Re: [PATCH 1/2] vmbus: unregister device_obj->channels

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Date:   Tue, 28 Nov 2017 16:56:05 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     kys@...rosoft.com
Cc:     linux-kernel@...r.kernel.org, devel@...uxdriverproject.org,
        olaf@...fle.de, apw@...onical.com, vkuznets@...hat.com,
        jasowang@...hat.com, leann.ogasawara@...onical.com,
        marcelo.cerri@...onical.com, sthemmin@...rosoft.com,
        Dexuan Cui <decui@...rosoft.com>, stable@...r.kernel.org
Subject: Re: [PATCH 1/2] vmbus: unregister device_obj->channels_kset

On Tue, Nov 14, 2017 at 06:53:32AM -0700, kys@...hange.microsoft.com wrote:
> From: Dexuan Cui <decui@...rosoft.com>
> 
> 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: stable@...r.kernel.org

Why is this marked for stable when the patch it "fixes" is in 4.15-rc1?