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authorAnson Huang <Anson.Huang@nxp.com>2019-07-17 11:04:38 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2019-07-27 13:08:32 +0200
commitf2f1d75ab725106c4958bda30f87bd39a0e3040a (patch)
tree51b700eb331ed07deb34d2bdb9c3b04d9dce226e /drivers/char/hw_random
parenthwrng: imx-rngc - use devm_platform_ioremap_resource() to simplify code (diff)
downloadlinux-f2f1d75ab725106c4958bda30f87bd39a0e3040a.tar.xz
linux-f2f1d75ab725106c4958bda30f87bd39a0e3040a.zip
hwrng: mxc-rnga - use devm_platform_ioremap_resource() to simplify code
Use the new helper devm_platform_ioremap_resource() which wraps the platform_get_resource() and devm_ioremap_resource() together, to simplify the code. Signed-off-by: Anson Huang <Anson.Huang@nxp.com> Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/char/hw_random')
-rw-r--r--drivers/char/hw_random/mxc-rnga.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/char/hw_random/mxc-rnga.c b/drivers/char/hw_random/mxc-rnga.c
index ea2bf18b1fbb..025083c838f5 100644
--- a/drivers/char/hw_random/mxc-rnga.c
+++ b/drivers/char/hw_random/mxc-rnga.c
@@ -134,7 +134,6 @@ static void mxc_rnga_cleanup(struct hwrng *rng)
static int __init mxc_rnga_probe(struct platform_device *pdev)
{
int err;
- struct resource *res;
struct mxc_rng *mxc_rng;
mxc_rng = devm_kzalloc(&pdev->dev, sizeof(*mxc_rng), GFP_KERNEL);
@@ -158,8 +157,7 @@ static int __init mxc_rnga_probe(struct platform_device *pdev)
if (err)
return err;
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- mxc_rng->mem = devm_ioremap_resource(&pdev->dev, res);
+ mxc_rng->mem = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(mxc_rng->mem)) {
err = PTR_ERR(mxc_rng->mem);
goto err_ioremap;