linux-kernel - Re: [PATCH 05/15] dmaengine: idxd: fix device leaks on compat bind and unbind

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Message-ID: <aRtLmTQIJqMdQWFm@hovoldconsulting.com>
Date: Mon, 17 Nov 2025 17:21:45 +0100
From: Johan Hovold <johan@...nel.org>
To: Dave Jiang <dave.jiang@...el.com>
Cc: Vinod Koul <vkoul@...nel.org>,
	Ludovic Desroches <ludovic.desroches@...rochip.com>,
	Viresh Kumar <vireshk@...nel.org>,
	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	Vinicius Costa Gomes <vinicius.gomes@...el.com>,
	Vladimir Zapolskiy <vz@...ia.com>,
	Piotr Wojtaszczyk <piotr.wojtaszczyk@...esys.com>,
	Amélie Delaunay <amelie.delaunay@...s.st.com>,
	Maxime Coquelin <mcoquelin.stm32@...il.com>,
	Alexandre Torgue <alexandre.torgue@...s.st.com>,
	Peter Ujfalusi <peter.ujfalusi@...il.com>,
	dmaengine@...r.kernel.org, linux-kernel@...r.kernel.org,
	stable@...r.kernel.org
Subject: Re: [PATCH 05/15] dmaengine: idxd: fix device leaks on compat bind
 and unbind

On Mon, Nov 17, 2025 at 09:18:39AM -0700, Dave Jiang wrote:
> 
> 
> On 11/17/25 9:12 AM, Johan Hovold wrote:
> > Make sure to drop the reference taken when looking up the idxd device as
> > part of the compat bind and unbind sysfs interface.
> > 
> > Fixes: 6e7f3ee97bbe ("dmaengine: idxd: move dsa_drv support to compatible mode")
> > Cc: stable@...r.kernel.org	# 5.15
> > Cc: Dave Jiang <dave.jiang@...el.com>
> > Signed-off-by: Johan Hovold <johan@...nel.org>
> 
> Reviewed-by: Dave Jiang <dave.jiang@...el.com>> ---

Thanks for reviewing.

Note that something happened here with the end of your tag. Hopefully
Vinod can fix that up when applying.

Johan