5.10-stable review patch. If anyone has any objections, please let me know.
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From: Gaosheng Cui cuigaosheng1@huawei.com
commit 4b7acc85de14ee8a2236f54445dc635d47eceac0 upstream.
Add the missing clk_disable_unprepare() before return in cctrng_resume().
Fixes: a583ed310bb6 ("hwrng: cctrng - introduce Arm CryptoCell driver") Cc: stable@vger.kernel.org Signed-off-by: Gaosheng Cui cuigaosheng1@huawei.com Signed-off-by: Herbert Xu herbert@gondor.apana.org.au Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/char/hw_random/cctrng.c | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/char/hw_random/cctrng.c +++ b/drivers/char/hw_random/cctrng.c @@ -679,6 +679,7 @@ static int __maybe_unused cctrng_resume( /* wait for Cryptocell reset completion */ if (!cctrng_wait_for_reset_completion(drvdata)) { dev_err(dev, "Cryptocell reset not completed"); + clk_disable_unprepare(drvdata->clk); return -EBUSY; }