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linux/drivers/dma/idxd
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Johan Hovold 0c97ff108f dmaengine: idxd: fix device leaks on compat bind and unbind 
commit 799900f017 upstream.

Make sure to drop the reference taken when looking up the idxd device as
part of the compat bind and unbind sysfs interface.

Fixes: 6e7f3ee97b ("dmaengine: idxd: move dsa_drv support to compatible mode")
Cc: stable@vger.kernel.org	# 5.15
Cc: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://patch.msgid.link/20251117161258.10679-7-johan@kernel.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
History 2026-01-23 11:18:48 +01:00
..
bus.c driver core: have match() callback in struct bus_type take a const * 2024-07-03 15:16:54 +02:00
cdev.c dmaengine: idxd: Check availability of workqueue allocated by idxd wq driver before using 2025-07-06 11:01:33 +02:00
compat.c dmaengine: idxd: fix device leaks on compat bind and unbind 2026-01-23 11:18:48 +01:00
debugfs.c dmaengine: idxd: Convert spinlock to mutex to lock evl workqueue 2024-04-07 13:31:44 +05:30
defaults.c dmaengine: idxd: Add support for device/wq defaults 2023-12-15 17:52:53 +08:00
device.c dmaengine: idxd: Convert spinlock to mutex to lock evl workqueue 2024-04-07 13:31:44 +05:30
dma.c dmaengine: add channel device name to channel registration 2024-06-11 23:55:34 +05:30
idxd.h dmaengine: idxd: Clean up cpumask and hotplug for perfmon 2024-09-10 11:44:13 +02:00
init.c dmaengine: Add missing cleanup on module unload 2025-10-23 16:20:48 +02:00
irq.c dmaengine: idxd: Fix possible Use-After-Free in irq_process_work_list 2024-06-11 21:37:25 +05:30
Makefile module: Convert default symbol namespace to string literal 2025-02-08 09:57:05 +01:00
perfmon.c dmaengine updates for v6.12 2024-09-23 14:08:08 -07:00
perfmon.h dmaengine: idxd: Add IDXD performance monitor support 2021-04-25 21:46:12 +05:30
registers.h VFIO: Add the SPR_DSA and SPR_IAX devices to the denylist 2024-05-13 14:07:33 +00:00
submit.c dmaengine: Fix spelling mistakes 2024-09-02 13:56:01 +05:30
sysfs.c dmaengine: idxd: add a write() method for applications to submit work 2024-05-13 14:07:45 +00:00