From 3e75241be8081f22f7382f4041496b10a4d9aed0 Mon Sep 17 00:00:00 2001 From: Chuhong Yuan Date: Thu, 25 Jul 2019 16:01:55 +0800 Subject: hwrng: drivers - Use device-managed registration API MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Use devm_hwrng_register to simplify the implementation. Manual unregistration and some remove functions can be removed now. Signed-off-by: Chuhong Yuan Acked-by: Łukasz Stelmach Acked-by: Ludovic Desroches Signed-off-by: Herbert Xu --- drivers/char/hw_random/n2-drv.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) (limited to 'drivers/char/hw_random/n2-drv.c') diff --git a/drivers/char/hw_random/n2-drv.c b/drivers/char/hw_random/n2-drv.c index d4cab105796f..2d256b3470db 100644 --- a/drivers/char/hw_random/n2-drv.c +++ b/drivers/char/hw_random/n2-drv.c @@ -768,7 +768,7 @@ static int n2rng_probe(struct platform_device *op) np->hwrng.data_read = n2rng_data_read; np->hwrng.priv = (unsigned long) np; - err = hwrng_register(&np->hwrng); + err = devm_hwrng_register(&pdev->dev, &np->hwrng); if (err) goto out_hvapi_unregister; @@ -793,8 +793,6 @@ static int n2rng_remove(struct platform_device *op) cancel_delayed_work_sync(&np->work); - hwrng_unregister(&np->hwrng); - sun4v_hvapi_unregister(HV_GRP_RNG); return 0; -- cgit v1.2.3