dmaengine: idxd: fix wq conf_dev 'struct device' lifetime
authorDave Jiang <dave.jiang@intel.com>
Thu, 15 Apr 2021 23:37:39 +0000 (16:37 -0700)
committerVinod Koul <vkoul@kernel.org>
Tue, 20 Apr 2021 11:13:53 +0000 (16:43 +0530)
commit7c5dd23e57c14cf7177b8a5e0fd08916e0c60005
treed6c39301f39903b6eb4ceffae4b30ca4c6546369
parent47c16ac27d4cb664cee53ee0b9b7e2f907923fb3
dmaengine: idxd: fix wq conf_dev 'struct device' lifetime

Remove devm_* allocation and fix wq->conf_dev 'struct device' lifetime.
Address issues flagged by CONFIG_DEBUG_KOBJECT_RELEASE. Add release
functions in order to free the allocated memory for the wq context at
device destruction time.

Reported-by: Jason Gunthorpe <jgg@nvidia.com>
Fixes: bfe1d56091c1 ("dmaengine: idxd: Init and probe for Intel data accelerators")
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/161852985907.2203940.6840120734115043753.stgit@djiang5-desk3.ch.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
drivers/dma/idxd/device.c
drivers/dma/idxd/idxd.h
drivers/dma/idxd/init.c
drivers/dma/idxd/irq.c
drivers/dma/idxd/sysfs.c