From 7ea39973d1e5a73a7443c0ed96faec83224a80e3 Mon Sep 17 00:00:00 2001 From: Tian Tao Date: Mon, 1 Mar 2021 11:24:53 +0800 Subject: [PATCH] hwrng: pic32 - Use device-managed registration API Use devm_hwrng_register to get rid of manual unregistration. Signed-off-by: Tian Tao Signed-off-by: Herbert Xu --- drivers/char/hw_random/pic32-rng.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/char/hw_random/pic32-rng.c b/drivers/char/hw_random/pic32-rng.c index e8210c1715cf..99c8bd0859a1 100644 --- a/drivers/char/hw_random/pic32-rng.c +++ b/drivers/char/hw_random/pic32-rng.c @@ -96,7 +96,7 @@ static int pic32_rng_probe(struct platform_device *pdev) priv->rng.name = pdev->name; priv->rng.read = pic32_rng_read; - ret = hwrng_register(&priv->rng); + ret = devm_hwrng_register(&pdev->dev, &priv->rng); if (ret) goto err_register; @@ -113,7 +113,6 @@ static int pic32_rng_remove(struct platform_device *pdev) { struct pic32_rng *rng = platform_get_drvdata(pdev); - hwrng_unregister(&rng->rng); writel(0, rng->base + RNGCON); clk_disable_unprepare(rng->clk); return 0;