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/xgene-rng.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/xgene-rng.c')
| -rw-r--r-- | drivers/char/hw_random/xgene-rng.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/char/hw_random/xgene-rng.c b/drivers/char/hw_random/xgene-rng.c index 8c6f9f63da5e..7e568db87ae2 100644 --- a/drivers/char/hw_random/xgene-rng.c +++ b/drivers/char/hw_random/xgene-rng.c @@ -361,7 +361,7 @@ static int xgene_rng_probe(struct platform_device *pdev) xgene_rng_func.priv = (unsigned long) ctx; - rc = hwrng_register(&xgene_rng_func); + rc = devm_hwrng_register(&pdev->dev, &xgene_rng_func); if (rc) { dev_err(&pdev->dev, "RNG registering failed error %d\n", rc); if (!IS_ERR(ctx->clk)) @@ -375,7 +375,6 @@ static int xgene_rng_probe(struct platform_device *pdev) rc); if (!IS_ERR(ctx->clk)) clk_disable_unprepare(ctx->clk); - hwrng_unregister(&xgene_rng_func); return rc; } @@ -392,7 +391,6 @@ static int xgene_rng_remove(struct platform_device *pdev) dev_err(&pdev->dev, "RNG init wakeup failed error %d\n", rc); if (!IS_ERR(ctx->clk)) clk_disable_unprepare(ctx->clk); - hwrng_unregister(&xgene_rng_func); return rc; } |