diff options
| author | Jingoo Han <jg1.han@samsung.com> | 2014-02-27 06:00:09 +0100 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2014-03-10 13:13:35 +0100 |
| commit | 0c0becd0269240cd832b7aac16fb9b48d067520e (patch) | |
| tree | 598b10aab87baecc2dca130276ac3b4e5b16ea38 /drivers/char | |
| parent | crypt: bfin_crc - Remove useless SSYNC instruction and cache flush to DMA coh... (diff) | |
| download | linux-0c0becd0269240cd832b7aac16fb9b48d067520e.tar.xz linux-0c0becd0269240cd832b7aac16fb9b48d067520e.zip | |
hwrng: atmel - Use devm_clk_get()
Use devm_clk_get() to make cleanup paths simpler.
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Peter Korsgaard <peter@korsgaard.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/char')
| -rw-r--r-- | drivers/char/hw_random/atmel-rng.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/char/hw_random/atmel-rng.c b/drivers/char/hw_random/atmel-rng.c index dfeddf2c00b7..851bc7e20ad2 100644 --- a/drivers/char/hw_random/atmel-rng.c +++ b/drivers/char/hw_random/atmel-rng.c @@ -63,13 +63,13 @@ static int atmel_trng_probe(struct platform_device *pdev) if (IS_ERR(trng->base)) return PTR_ERR(trng->base); - trng->clk = clk_get(&pdev->dev, NULL); + trng->clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(trng->clk)) return PTR_ERR(trng->clk); ret = clk_enable(trng->clk); if (ret) - goto err_enable; + return ret; writel(TRNG_KEY | 1, trng->base + TRNG_CR); trng->rng.name = pdev->name; @@ -85,9 +85,6 @@ static int atmel_trng_probe(struct platform_device *pdev) err_register: clk_disable(trng->clk); -err_enable: - clk_put(trng->clk); - return ret; } @@ -99,7 +96,6 @@ static int atmel_trng_remove(struct platform_device *pdev) writel(TRNG_KEY, trng->base + TRNG_CR); clk_disable(trng->clk); - clk_put(trng->clk); return 0; } |