[PATCH] rng: jh7110: Fix invalid usage of dev_read_addr

[Francois Berder]

dev_read_addr returns FDT_ADDR_T_NONE (-1), not NULL,
in case of errors.
Replace dev_read_addr by dev_read_addr_ptr.
Replace error to EINVAL.

Signed-off-by: Francois Berder <fberder at outlook.fr>
---
 drivers/rng/jh7110_rng.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/rng/jh7110_rng.c b/drivers/rng/jh7110_rng.c
index eb21afe4e7c..d54898c67f6 100644
--- a/drivers/rng/jh7110_rng.c
+++ b/drivers/rng/jh7110_rng.c
@@ -233,9 +233,9 @@ static int starfive_trng_of_to_plat(struct udevice *dev)
 {
 	struct starfive_trng_plat *pdata = dev_get_plat(dev);
 
-	pdata->base = (void *)dev_read_addr(dev);
+	pdata->base = dev_read_addr_ptr(dev);
 	if (!pdata->base)
-		return -ENODEV;
+		return -EINVAL;
 
 	pdata->hclk = devm_clk_get(dev, "hclk");
 	if (IS_ERR(pdata->hclk))
-- 
2.43.0