[PATCH 4/9] hwrng: omap - Use the managed device resource API for registration
From: Romain Perier <hidden>
Date: 2016-09-06 15:40:09
Subsystem:
hardware random number generator core, omap random number generator support, the rest · Maintainers:
Olivia Mackall, Herbert Xu, Deepak Saxena, Linus Torvalds
Use devm_hwrng_register instead of hwrng_register. It avoids the need to handle unregistration explicitly from the remove function. Signed-off-by: Romain Perier <redacted> --- drivers/char/hw_random/omap-rng.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/char/hw_random/omap-rng.c b/drivers/char/hw_random/omap-rng.c
index d47b24d..171c3e8 100644
--- a/drivers/char/hw_random/omap-rng.c
+++ b/drivers/char/hw_random/omap-rng.c@@ -381,7 +381,7 @@ static int omap_rng_probe(struct platform_device *pdev) if (ret) goto err_ioremap; - ret = hwrng_register(&omap_rng_ops); + ret = devm_hwrng_register(dev, &omap_rng_ops); if (ret) goto err_register;
@@ -402,8 +402,6 @@ static int omap_rng_remove(struct platform_device *pdev) { struct omap_rng_dev *priv = platform_get_drvdata(pdev); - hwrng_unregister(&omap_rng_ops); - priv->pdata->cleanup(priv); pm_runtime_put_sync(&pdev->dev);
--
2.9.3