1 files changed, 5 insertions, 4 deletions

diff --git a/drivers/char/hw_random/exynos-rng.c b/drivers/char/hw_random/exynos-rng.c
index 48bbfeca4b5d..4673fc4ad931 100644
--- a/drivers/char/hw_random/exynos-rng.c
+++ b/drivers/char/hw_random/exynos-rng.c
@@ -104,6 +104,7 @@ static int exynos_read(struct hwrng *rng, void *buf,
 static int exynos_rng_probe(struct platform_device *pdev)
 {
         struct exynos_rng *exynos_rng;
+        struct resource *res;
 
         exynos_rng = devm_kzalloc(&pdev->dev, sizeof(struct exynos_rng),
                                         GFP_KERNEL);
@@ -120,10 +121,10 @@ static int exynos_rng_probe(struct platform_device *pdev)
                 return -ENOENT;
         }
 
-        exynos_rng->mem = devm_request_and_ioremap(&pdev->dev,
-                        platform_get_resource(pdev, IORESOURCE_MEM, 0));
-        if (!exynos_rng->mem)
-                return -EBUSY;
+        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+        exynos_rng->mem = devm_ioremap_resource(&pdev->dev, res);
+        if (IS_ERR(exynos_rng->mem))
+                return PTR_ERR(exynos_rng->mem);
 
         platform_set_drvdata(pdev, exynos_rng);