1 files changed, 4 insertions, 19 deletions

diff --git a/kernel/sound/soc/tegra/tegra30_i2s.c b/kernel/sound/soc/tegra/tegra30_i2s.c
index fe36375ba..8e55583aa 100644
--- a/kernel/sound/soc/tegra/tegra30_i2s.c
+++ b/kernel/sound/soc/tegra/tegra30_i2s.c
@@ -379,7 +379,7 @@ static int tegra30_i2s_platform_probe(struct platform_device *pdev)
 	struct tegra30_i2s *i2s;
 	const struct of_device_id *match;
 	u32 cif_ids[2];
-	struct resource *mem, *memregion;
+	struct resource *mem;
 	void __iomem *regs;
 	int ret;
 
@@ -419,24 +419,9 @@ static int tegra30_i2s_platform_probe(struct platform_device *pdev)
 	}
 
 	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!mem) {
-		dev_err(&pdev->dev, "No memory resource\n");
-		ret = -ENODEV;
-		goto err_clk_put;
-	}
-
-	memregion = devm_request_mem_region(&pdev->dev, mem->start,
-					    resource_size(mem), DRV_NAME);
-	if (!memregion) {
-		dev_err(&pdev->dev, "Memory region already claimed\n");
-		ret = -EBUSY;
-		goto err_clk_put;
-	}
-
-	regs = devm_ioremap(&pdev->dev, mem->start, resource_size(mem));
-	if (!regs) {
-		dev_err(&pdev->dev, "ioremap failed\n");
-		ret = -ENOMEM;
+	regs = devm_ioremap_resource(&pdev->dev, mem);
+	if (IS_ERR(regs)) {
+		ret = PTR_ERR(regs);
 		goto err_clk_put;
 	}