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Eliminate a double-add by creating a new list to manage
command descriptors when created; move the descriptor to
the pending list when the command is submitted.
Cc: <stable@vger.kernel.org>
Signed-off-by: Gary R Hook <gary.hook@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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Fix the retrn value check which testing the wrong variable
in ccp_dmaengine_register().
Fixes: 58ea8abf4904 ("crypto: ccp - Register the CCP as a DMA resource")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Acked-by: Gary R Hook <gary.hook@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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Using kmem_cache_zalloc() instead of kmem_cache_alloc() and memset().
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Acked-by: Gary R Hook <gary.hook@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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ccp_dmaengine_register used to return with an error code before
releasing all resource. This patch adds a jump to the appropriate label
ensuring that the resources are properly released before returning.
This issue was found with Hector.
Signed-off-by: Quentin Lambert <lambert.quentin@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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The CCP has the ability to provide DMA services to the
kernel using pass-through mode of the device. Register
these services as general purpose DMA channels.
Changes since v2:
- Add a Signed-off-by
Changes since v1:
- Allocate memory for a string in ccp_dmaengine_register
- Ensure register/unregister calls are properly ordered
- Verified all changed files are listed in the diffstat
- Undo some superfluous changes
- Added a cc:
Signed-off-by: Gary R Hook <gary.hook@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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