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authorGatien Chevallier <gatien.chevallier@foss.st.com>2023-09-21 10:02:54 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2023-10-01 16:28:15 +0800
commit18d9a8262bd4e481fac99c60a0bc2effd04fdea9 (patch)
treefd35ea8f5c1c3f9da4646f1bedf75b915196afbb /drivers/char
parent0d2d67b48646b3b7d5f830525e3779a0f9efa424 (diff)
downloadlinux-18d9a8262bd4e481fac99c60a0bc2effd04fdea9.tar.gz
hwrng: stm32 - use devm_platform_get_and_ioremap_resource() API
Use devm_platform_get_and_ioremap_resource() to get and ioremap a resource. Signed-off-by: Gatien Chevallier <gatien.chevallier@foss.st.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/hw_random/stm32-rng.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/char/hw_random/stm32-rng.c b/drivers/char/hw_random/stm32-rng.c
index efb6a9f9a11b5..d64d25d0fee8f 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);