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(parent: 1104fc0) | patch
crypto: ccree - fix PM race condition
authorGilad Ben-Yossef <gilad@benyossef.com>
Thu, 16 Jan 2020 10:14:43 +0000 (12:14 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 11 Feb 2020 12:34:01 +0000 (04:34 -0800)
commitcaca84c3bb7cf5ad5d65f3cfb513a6cb28900968
tree49675bbc3346d46ef2f79804257a8485b1622fa7tree | snapshot
parent1104fc044ffbffffe0a5ddf4a81e10addeed080ccommit | diff
crypto: ccree - fix PM race condition

commit 15fd2566bf54ee4d4781d8f170acfc9472a1541f upstream.

The PM code was racy, possibly causing the driver to submit
requests to a powered down device. Fix the race and while
at it simplify the PM code.

Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
Fixes: 1358c13a48c4 ("crypto: ccree - fix resume race condition on init")
Cc: stable@kernel.org # v4.20
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/crypto/ccree/cc_driver.h diff | blob | history
drivers/crypto/ccree/cc_pm.c diff | blob | history
drivers/crypto/ccree/cc_request_mgr.c diff | blob | history
drivers/crypto/ccree/cc_request_mgr.h diff | blob | history
Domain: System / Kernel;