commit48a61e1e2aupstream. Add proper error path (for disabling runtime PM) when registering of hwrng fails. Fixes:b329669ea0("hwrng: exynos - Add support for Exynos random number generator") Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>