[PATCH] hwrng: ba431 - use devm_platform_ioremap_resource() to simplify

[Tian Tao]

Use devm_platform_ioremap_resource() to simplify the code.

Signed-off-by: Tian Tao <tiant...@hisilicon.com>
---
 drivers/char/hw_random/ba431-rng.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/char/hw_random/ba431-rng.c 
b/drivers/char/hw_random/ba431-rng.c
index 4f514e2..5b7ca04 100644
--- a/drivers/char/hw_random/ba431-rng.c
+++ b/drivers/char/hw_random/ba431-rng.c
@@ -170,7 +170,6 @@ static int ba431_trng_init(struct hwrng *rng)
 static int ba431_trng_probe(struct platform_device *pdev)
 {
        struct ba431_trng *ba431;
-       struct resource *res;
        int ret;
 
        ba431 = devm_kzalloc(&pdev->dev, sizeof(*ba431), GFP_KERNEL);
@@ -179,8 +178,7 @@ static int ba431_trng_probe(struct platform_device *pdev)
 
        ba431->dev = &pdev->dev;
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       ba431->base = devm_ioremap_resource(&pdev->dev, res);
+       ba431->base = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(ba431->base))
                return PTR_ERR(ba431->base);
 
-- 
2.7.4