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 <romain.per...@free-electrons.com>
---
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
--
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