| Message ID | 20240821181235.22270-3-martin@kaiser.cx |
|---|---|
| State | New |
| Headers | show |
| Series | hwrng: rockchip - two simple cleanups | expand |
diff --git a/drivers/char/hw_random/rockchip-rng.c b/drivers/char/hw_random/rockchip-rng.c index 0dff9de64bc5..289b385bbf05 100644 --- a/drivers/char/hw_random/rockchip-rng.c +++ b/drivers/char/hw_random/rockchip-rng.c @@ -169,7 +169,9 @@ static int rk_rng_probe(struct platform_device *pdev) pm_runtime_set_autosuspend_delay(dev, RK_RNG_AUTOSUSPEND_DELAY); pm_runtime_use_autosuspend(dev); - devm_pm_runtime_enable(dev); + ret = devm_pm_runtime_enable(dev); + if (ret) + return dev_err_probe(&pdev->dev, ret, "Runtime pm activation failed.\n"); ret = devm_hwrng_register(dev, &rk_rng->rng); if (ret)
It's unlikely that devm_pm_runtime_enable ever fails. Still, it makes sense to read the return value and handle errors. Signed-off-by: Martin Kaiser <martin@kaiser.cx> --- drivers/char/hw_random/rockchip-rng.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)