From: Johan Hovold <johan@kernel.org>
To: Vladimir Zapolskiy <vz@mleia.com>
Cc: "Vinod Koul" <vkoul@kernel.org>,
"Ludovic Desroches" <ludovic.desroches@microchip.com>,
"Viresh Kumar" <vireshk@kernel.org>,
"Andy Shevchenko" <andriy.shevchenko@linux.intel.com>,
"Vinicius Costa Gomes" <vinicius.gomes@intel.com>,
"Dave Jiang" <dave.jiang@intel.com>,
"Piotr Wojtaszczyk" <piotr.wojtaszczyk@timesys.com>,
"Amélie Delaunay" <amelie.delaunay@foss.st.com>,
"Maxime Coquelin" <mcoquelin.stm32@gmail.com>,
"Alexandre Torgue" <alexandre.torgue@foss.st.com>,
"Peter Ujfalusi" <peter.ujfalusi@gmail.com>,
dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org,
stable@vger.kernel.org
Subject: Re: [PATCH 06/15] dmaengine: lpc18xx-dmamux: fix device leak on route allocation
Date: Tue, 18 Nov 2025 10:30:29 +0100 [thread overview]
Message-ID: <aRw8tWOmXhivruFW@hovoldconsulting.com> (raw)
In-Reply-To: <2e38039b-f136-44c6-829c-1d98783bbb1a@mleia.com>
Hi Vladimir,
On Mon, Nov 17, 2025 at 09:24:48PM +0200, Vladimir Zapolskiy wrote:
> On 11/17/25 18:12, Johan Hovold wrote:
> > Make sure to drop the reference taken when looking up the DMA mux
> > platform device during route allocation.
> >
> > Note that holding a reference to a device does not prevent its driver
> > data from going away so there is no point in keeping the reference.
> >
> > Fixes: e5f4ae84be74 ("dmaengine: add driver for lpc18xx dmamux")
> > Cc: stable@vger.kernel.org # 4.3
> > Signed-off-by: Johan Hovold <johan@kernel.org>
> Reviewed-by: Vladimir Zapolskiy <vz@mleia.com>
Thanks for reviewing.
Johan
next prev parent reply other threads:[~2025-11-18 9:30 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-17 16:12 [PATCH 00/15] dmaengine: fix device leaks Johan Hovold
2025-11-17 16:12 ` [PATCH 01/15] dmaengine: at_hdmac: fix device leak on of_dma_xlate() Johan Hovold
2025-11-17 17:08 ` Andy Shevchenko
2025-11-18 9:29 ` Johan Hovold
2025-11-17 16:12 ` [PATCH] dmaengine: ti: k3-udma: enable compile testing Johan Hovold
2025-11-17 16:14 ` Johan Hovold
2025-11-17 16:12 ` [PATCH 02/15] dmaengine: bcm-sba-raid: fix device leak on probe Johan Hovold
2025-11-17 16:12 ` [PATCH 03/15] dmaengine: cv1800b-dmamux: fix device leak on route allocation Johan Hovold
2025-11-17 16:12 ` [PATCH 04/15] dmaengine: dw: dmamux: fix OF node leak on route allocation failure Johan Hovold
2025-11-17 17:05 ` Andy Shevchenko
2025-11-18 9:13 ` Miquel Raynal
2025-11-18 9:21 ` Johan Hovold
2025-11-17 16:12 ` [PATCH 05/15] dmaengine: idxd: fix device leaks on compat bind and unbind Johan Hovold
2025-11-17 16:18 ` Dave Jiang
2025-11-17 16:21 ` Johan Hovold
2025-11-17 16:12 ` [PATCH 06/15] dmaengine: lpc18xx-dmamux: fix device leak on route allocation Johan Hovold
2025-11-17 19:24 ` Vladimir Zapolskiy
2025-11-18 9:30 ` Johan Hovold [this message]
2025-11-17 16:12 ` [PATCH 07/15] dmaengine: lpc32xx-dmamux: " Johan Hovold
2025-11-17 19:27 ` Vladimir Zapolskiy
2025-11-17 16:12 ` [PATCH 08/15] dmaengine: sh: rz-dmac: fix device leak on probe failure Johan Hovold
2025-11-18 13:49 ` Fabrizio Castro
2025-11-17 16:12 ` [PATCH 09/15] dmaengine: stm32: dmamux: fix device leak on route allocation Johan Hovold
2025-11-18 8:11 ` Amelie Delaunay
2025-11-18 9:31 ` Johan Hovold
2025-11-17 16:12 ` [PATCH 10/15] dmaengine: stm32: dmamux: fix OF node leak on route allocation failure Johan Hovold
2025-11-18 8:13 ` Amelie Delaunay
2025-11-17 16:12 ` [PATCH 11/15] dmaengine: stm32: dmamux: clean up route allocation error labels Johan Hovold
2025-11-18 8:14 ` Amelie Delaunay
2025-11-17 16:12 ` [PATCH 12/15] dmaengine: ti: dma-crossbar: fix device leak on dra7x route allocation Johan Hovold
2025-11-17 16:12 ` [PATCH 13/15] dmaengine: ti: dma-crossbar: fix device leak on am335x " Johan Hovold
2025-11-17 16:12 ` [PATCH 14/15] dmaengine: ti: dma-crossbar: clean up dra7x route allocation error paths Johan Hovold
2025-11-17 16:12 ` [PATCH 15/15] dmaengine: ti: k3-udma: fix device leak on udma lookup Johan Hovold
2025-11-22 9:14 ` [PATCH 00/15] dmaengine: fix device leaks Vinod Koul
2025-12-16 16:56 ` Vinod Koul
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