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Commit 0c0becd0 authored by Jingoo Han's avatar Jingoo Han Committed by Herbert Xu
Browse files

hwrng: atmel - Use devm_clk_get() 



Use devm_clk_get() to make cleanup paths simpler.

Signed-off-by: default avatarJingoo Han <jg1.han@samsung.com>
Acked-by: default avatarPeter Korsgaard <peter@korsgaard.com>
Acked-by: default avatarNicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 4ea5d999

drivers/char/hw_random/atmel-rng.c

+2 −6
Original line number Diff line number Diff line
@@ -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;

}