diff options
| author | Chuhong Yuan <hslester96@gmail.com> | 2019-07-25 16:01:55 +0800 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2019-08-02 14:44:33 +1000 |
| commit | 3e75241be8081f22f7382f4041496b10a4d9aed0 (patch) | |
| tree | a6605ba766c278cd25ef20a27b3b05bba2c6c389 /drivers/char/hw_random/exynos-trng.c | |
| parent | dec0fb3946c478e7bb6165a1b7a03092ceefd419 (diff) | |
hwrng: drivers - Use device-managed registration API
Use devm_hwrng_register to simplify the implementation.
Manual unregistration and some remove functions can be
removed now.
Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
Acked-by: Łukasz Stelmach <l.stelmach@samsung.com>
Acked-by: Ludovic Desroches <ludovic.desroches@microchip.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/char/hw_random/exynos-trng.c')
| -rw-r--r-- | drivers/char/hw_random/exynos-trng.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/char/hw_random/exynos-trng.c b/drivers/char/hw_random/exynos-trng.c index 94235761955c..b4b52ab23b6b 100644 --- a/drivers/char/hw_random/exynos-trng.c +++ b/drivers/char/hw_random/exynos-trng.c @@ -153,7 +153,7 @@ static int exynos_trng_probe(struct platform_device *pdev) goto err_clock; } - ret = hwrng_register(&trng->rng); + ret = devm_hwrng_register(&pdev->dev, &trng->rng); if (ret) { dev_err(&pdev->dev, "Could not register hwrng device.\n"); goto err_register; @@ -179,7 +179,6 @@ static int exynos_trng_remove(struct platform_device *pdev) { struct exynos_trng_dev *trng = platform_get_drvdata(pdev); - hwrng_unregister(&trng->rng); clk_disable_unprepare(trng->clk); pm_runtime_put_sync(&pdev->dev); |