[PATCH 00/10] dmaengine: Fix teardown races, resource leaks, and error handling

From: Lee Jones <lee@kernel.org>
To: lee@kernel.org
Cc: linux-kernel@vger.kernel.org,
	Akinobu Mita <akinobu.mita@gmail.com>,
	Alex Smith <alex@alex-smith.me.uk>,
	Andrey Volkov <avolkov@varma-el.com>,
	Basavaraj Natikar <Basavaraj.Natikar@amd.com>,
	Colin Ian King <colin.i.king@gmail.com>,
	Dale Farnsworth <dfarnsworth@mvista.com>,
	dmaengine@vger.kernel.org, Frank Li <Frank.Li@kernel.org>,
	Gary R Hook <gary.hook@amd.com>,
	Grant Likely <grant.likely@secretlab.ca>,
	Jacky Huang <ychuang3@nuvoton.com>,
	Joachim Eastwood <manabian@gmail.com>,
	Linus Walleij <linusw@kernel.org>,
	linux-amlogic@lists.infradead.org,
	linux-arm-kernel@lists.infradead.org, linux-mips@vger.kernel.org,
	Paul Cercueil <paul@crapouillou.net>,
	Peter Pearse <peter.pearse@arm.com>,
	Philipp Stanner <pstanner@redhat.com>,
	Raju Rangoju <Raju.Rangoju@amd.com>,
	Robin Murphy <robin.murphy@arm.com>,
	Sanjay R Mehta <sanju.mehta@amd.com>,
	Shan-Chun Hung <schung@nuvoton.com>,
	Sylvain Munaut <tnt@246tNt.com>, Vinod Koul <vkoul@kernel.org>,
	Xianwei Zhao <xianwei.zhao@amlogic.com>,
	Zubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com>
Subject: [PATCH 00/10] dmaengine: Fix teardown races, resource leaks, and error handling
Date: Wed, 11 Nov 2026 21:52:38 +0000	[thread overview]
Message-ID: <20261111215349.1983909-1-lee@kernel.org> (raw)

These issues were reported by Sashiko.

Cc: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Alex Smith <alex@alex-smith.me.uk>
Cc: Andrey Volkov <avolkov@varma-el.com>
Cc: Basavaraj Natikar <Basavaraj.Natikar@amd.com>
Cc: Colin Ian King <colin.i.king@gmail.com>
Cc: Dale Farnsworth <dfarnsworth@mvista.com>
Cc: dmaengine@vger.kernel.org
Cc: Frank Li <Frank.Li@kernel.org>
Cc: Gary R Hook <gary.hook@amd.com>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: Jacky Huang <ychuang3@nuvoton.com>
Cc: Joachim Eastwood <manabian@gmail.com>
Cc: Linus Walleij <linusw@kernel.org>
Cc: linux-amlogic@lists.infradead.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-mips@vger.kernel.org
Cc: Paul Cercueil <paul@crapouillou.net>
Cc: Peter Pearse <peter.pearse@arm.com>
Cc: Philipp Stanner <pstanner@redhat.com>
Cc: Raju Rangoju <Raju.Rangoju@amd.com>
Cc: Robin Murphy <robin.murphy@arm.com>
Cc: Sanjay R Mehta <sanju.mehta@amd.com>
Cc: Shan-Chun Hung <schung@nuvoton.com>
Cc: Sylvain Munaut <tnt@246tNt.com>
Cc: Vinod Koul <vkoul@kernel.org>
Cc: Xianwei Zhao <xianwei.zhao@amlogic.com>
Cc: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com>

Lee Jones (10):
  dmaengine: pl08x: Defer OF DMA controller registration until slave
    setup
  dmaengine: ae4dma: Unregister DMA engine in ae4_pci_remove()
  dmaengine: ptdma: Unmap descriptor in pt_do_cleanup()
  dmaengine: ptdma: Remove completed descriptor under vc.lock in
    pt_cmd_callback_work()
  dmaengine: amlogic: Destroy free_wq after devres DMA device
    unregistration
  dmaengine: arm-dma350: Query dma_cookie_status() under vc.lock in
    d350_tx_status()
  dmaengine: bestcomm: Defer publishing bcom_eng until initialisation
    completes
  dmaengine: bestcomm: Check rh_create() return value in
    bcom_sram_init()
  dmaengine: jz4780: Fix descriptor cleanup on hwdesc setup failure
  dmaengine: dmatest: Avoid unsigned underflow in min_odd()

 drivers/dma/amba-pl08x.c                | 23 +++++++++
 drivers/dma/amd/ae4dma/ae4dma-pci.c     |  1 +
 drivers/dma/amd/ptdma/ptdma-dmaengine.c |  4 +-
 drivers/dma/amlogic-dma.c               |  3 +-
 drivers/dma/arm-dma350.c                |  3 +-
 drivers/dma/bestcomm/bestcomm.c         | 69 +++++++++++++------------
 drivers/dma/bestcomm/sram.c             |  6 +++
 drivers/dma/dma-jz4780.c                |  5 +-
 drivers/dma/dmatest.c                   |  6 +++
 9 files changed, 80 insertions(+), 40 deletions(-)

-- 
2.56.0.567.gdb80ae8cd5-goog

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