Use resource managed function devm_hwrng_register instead of
hwrng_register to make the error-path simpler. Also, remove
octeon_rng_remove as it is now redundant.
Signed-off-by: Vaishali Thakkar <vthakkar1994@xxxxxxxxx>
---
drivers/char/hw_random/octeon-rng.c | 12 +-----------
1 file changed, 1 insertion(+), 11 deletions(-)
diff --git a/drivers/char/hw_random/octeon-rng.c b/drivers/char/hw_random/octeon-rng.c
index 6234a4a..8c78aa0 100644
--- a/drivers/char/hw_random/octeon-rng.c
+++ b/drivers/char/hw_random/octeon-rng.c
@@ -96,7 +96,7 @@ static int octeon_rng_probe(struct platform_device *pdev)
rng->ops = ops;
platform_set_drvdata(pdev, &rng->ops);
- ret = hwrng_register(&rng->ops);
+ ret = devm_hwrng_register(&pdev->dev, &rng->ops);
if (ret)
return -ENOENT;
@@ -105,21 +105,11 @@ static int octeon_rng_probe(struct platform_device *pdev)
return 0;
}
-static int octeon_rng_remove(struct platform_device *pdev)
-{
- struct hwrng *rng = platform_get_drvdata(pdev);
-
- hwrng_unregister(rng);
-
- return 0;
-}
-
static struct platform_driver octeon_rng_driver = {
.driver = {
.name = "octeon_rng",
},
.probe = octeon_rng_probe,
- .remove = octeon_rng_remove,
};
module_platform_driver(octeon_rng_driver);
--
1.9.1
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