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Subject[PATCH v2 02/10] hwrng: stm32 - use devm_platform_get_and_ioremap_resource() API
Date
Use devm_platform_get_and_ioremap_resource() to get and ioremap a
resource.

Signed-off-by: Gatien Chevallier <gatien.chevallier@foss.st.com>
---
drivers/char/hw_random/stm32-rng.c | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/char/hw_random/stm32-rng.c b/drivers/char/hw_random/stm32-rng.c
index efb6a9f9a11b..d64d25d0fee8 100644
--- a/drivers/char/hw_random/stm32-rng.c
+++ b/drivers/char/hw_random/stm32-rng.c
@@ -118,18 +118,13 @@ static int stm32_rng_probe(struct platform_device *ofdev)
struct device *dev = &ofdev->dev;
struct device_node *np = ofdev->dev.of_node;
struct stm32_rng_private *priv;
- struct resource res;
- int err;
+ struct resource *res;

priv = devm_kzalloc(dev, sizeof(struct stm32_rng_private), GFP_KERNEL);
if (!priv)
return -ENOMEM;

- err = of_address_to_resource(np, 0, &res);
- if (err)
- return err;
-
- priv->base = devm_ioremap_resource(dev, &res);
+ priv->base = devm_platform_get_and_ioremap_resource(ofdev, 0, &res);
if (IS_ERR(priv->base))
return PTR_ERR(priv->base);

--
2.25.1
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