diff options
Diffstat (limited to 'drivers/char/hw_random/st-rng.c')
| -rw-r--r-- | drivers/char/hw_random/st-rng.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/char/hw_random/st-rng.c b/drivers/char/hw_random/st-rng.c index bd6a98b3479b..783c24e3f8b7 100644 --- a/drivers/char/hw_random/st-rng.c +++ b/drivers/char/hw_random/st-rng.c @@ -72,7 +72,6 @@ static int st_rng_read(struct hwrng *rng, void *data, size_t max, bool wait) static int st_rng_probe(struct platform_device *pdev) { struct st_rng_data *ddata; - struct resource *res; struct clk *clk; void __iomem *base; int ret; @@ -81,8 +80,7 @@ static int st_rng_probe(struct platform_device *pdev) if (!ddata) return -ENOMEM; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - base = devm_ioremap_resource(&pdev->dev, res); + base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(base)) return PTR_ERR(base); @@ -102,7 +100,7 @@ static int st_rng_probe(struct platform_device *pdev) dev_set_drvdata(&pdev->dev, ddata); - ret = hwrng_register(&ddata->ops); + ret = devm_hwrng_register(&pdev->dev, &ddata->ops); if (ret) { dev_err(&pdev->dev, "Failed to register HW RNG\n"); clk_disable_unprepare(clk); @@ -118,8 +116,6 @@ static int st_rng_remove(struct platform_device *pdev) { struct st_rng_data *ddata = dev_get_drvdata(&pdev->dev); - hwrng_unregister(&ddata->ops); - clk_disable_unprepare(ddata->clk); return 0; |
