Hi Yang, Good spot, thank you. Reviewed-by: Gatien Chevallier <gatien.chevallier@xxxxxxxxxxx> Best regards, Gatien On 12/1/23 09:20, Yang Yingliang wrote:
From: Yang Yingliang <yangyingliang@xxxxxxxxxx> Add clk_disable_unprepare() in the error path in stm32_rng_init(). Fixes: 6b85a7e141cb ("hwrng: stm32 - implement STM32MP13x support") Signed-off-by: Yang Yingliang <yangyingliang@xxxxxxxxxx> --- drivers/char/hw_random/stm32-rng.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/char/hw_random/stm32-rng.c b/drivers/char/hw_random/stm32-rng.c index 41e1dbea5d2e..efd6edcd7066 100644 --- a/drivers/char/hw_random/stm32-rng.c +++ b/drivers/char/hw_random/stm32-rng.c @@ -325,6 +325,7 @@ static int stm32_rng_init(struct hwrng *rng) (!(reg & RNG_CR_CONDRST)), 10, 50000); if (err) { + clk_disable_unprepare(priv->clk); dev_err((struct device *)priv->rng.priv, "%s: timeout %x!\n", __func__, reg); return -EINVAL;