Commit 6cd4e070 authored by YueHaibing's avatar YueHaibing Committed by Herbert Xu
Browse files

hwrng: tx4939 - use devm_platform_ioremap_resource() to simplify code 



Use devm_platform_ioremap_resource() to simplify the code a bit.
This is detected by coccinelle.

Signed-off-by: default avatarYueHaibing <yuehaibing@huawei.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent bd74b0f5

drivers/char/hw_random/tx4939-rng.c

+1 −3
Original line number Original line Diff line number Diff line
@@ -107,14 +107,12 @@ static int tx4939_rng_data_read(struct hwrng *rng, u32 *buffer) 
static int __init tx4939_rng_probe(struct platform_device *dev)

static int __init tx4939_rng_probe(struct platform_device *dev)

{

{

	struct tx4939_rng *rngdev;

	struct tx4939_rng *rngdev;

	struct resource *r;

	int i;

	int i;





	rngdev = devm_kzalloc(&dev->dev, sizeof(*rngdev), GFP_KERNEL);

	rngdev = devm_kzalloc(&dev->dev, sizeof(*rngdev), GFP_KERNEL);

	if (!rngdev)

	if (!rngdev)

		return -ENOMEM;

		return -ENOMEM;

	r = platform_get_resource(dev, IORESOURCE_MEM, 0);

	rngdev->base = devm_platform_ioremap_resource(dev, 0);

	rngdev->base = devm_ioremap_resource(&dev->dev, r);

	if (IS_ERR(rngdev->base))

	if (IS_ERR(rngdev->base))

		return PTR_ERR(rngdev->base);

		return PTR_ERR(rngdev->base);

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