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Subject[PATCH 3/6] hwrng: imx-rngc - use devres for registration
Date
Use devres to register the rngc with the hwrng core. Drop the explicit
deregistration.

Signed-off-by: Martin Kaiser <martin@kaiser.cx>
---
drivers/char/hw_random/imx-rngc.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/char/hw_random/imx-rngc.c b/drivers/char/hw_random/imx-rngc.c
index 903894518c8d..1381ddd5b891 100644
--- a/drivers/char/hw_random/imx-rngc.c
+++ b/drivers/char/hw_random/imx-rngc.c
@@ -263,7 +263,7 @@ static int imx_rngc_probe(struct platform_device *pdev)
}
}

- ret = hwrng_register(&rngc->rng);
+ ret = devm_hwrng_register(&pdev->dev, &rngc->rng);
if (ret) {
dev_err(&pdev->dev, "FSL RNGC registering failed (%d)\n", ret);
goto err;
@@ -282,8 +282,6 @@ static int __exit imx_rngc_remove(struct platform_device *pdev)
{
struct imx_rngc *rngc = platform_get_drvdata(pdev);

- hwrng_unregister(&rngc->rng);
-
clk_disable_unprepare(rngc->clk);

return 0;
--
2.20.1
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