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dmaengine: idxd: fix idxd conf_dev 'struct device' lifetime
[ Upstream commit 47c16ac ] The devm managed lifetime is incompatible with 'struct device' objects that resides in idxd context. This is one of the series that clean up the idxd driver 'struct device' lifetime. Fix idxd->conf_dev 'struct device' lifetime. Address issues flagged by CONFIG_DEBUG_KOBJECT_RELEASE. Add release functions in order to free the allocated memory at the appropriate time. Reported-by: Jason Gunthorpe <jgg@nvidia.com> Fixes: bfe1d56 ("dmaengine: idxd: Init and probe for Intel data accelerators") Signed-off-by: Dave Jiang <dave.jiang@intel.com> Link: https://lore.kernel.org/r/161852985319.2203940.4650791514462735368.stgit@djiang5-desk3.ch.intel.com Signed-off-by: Vinod Koul <vkoul@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
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