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(parent: 455ae0f) | patch
crypto: ccree - don't map MAC key on stack
authorGilad Ben-Yossef <gilad@benyossef.com>
Thu, 18 Apr 2019 13:39:04 +0000 (16:39 +0300)
committerHerbert Xu <herbert@gondor.apana.org.au>
Thu, 25 Apr 2019 07:38:15 +0000 (15:38 +0800)
commit40f17a4223e895f5b1318f03324b0acd489deeee
tree80fd12e933b85b1606b6db02795cec35d8f90beetree | snapshot
parent455ae0f49a825cde29a75c323cda8a8c0c896958commit | diff
crypto: ccree - don't map MAC key on stack

The MAC hash key might be passed to us on stack. Copy it to
a slab buffer before mapping to gurantee proper DMA mapping.

Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
Cc: stable@vger.kernel.org # v4.19+
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
drivers/crypto/ccree/cc_hash.c diff | blob | history
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