diff --git a/arch/arm/plat-samsung/adc.c b/arch/arm/plat-samsung/adc.c
index 42bac8d5ab5d9166fb3567f8574fd7bc7d2bb6bf..2da35735fa388fae33a5ed705ef5f5b1a9fdcaa8 100644
--- a/arch/arm/plat-samsung/adc.c
+++ b/arch/arm/plat-samsung/adc.c
@@ -413,8 +413,7 @@ static int s3c_adc_remove(struct platform_device *pdev)
 #ifdef CONFIG_PM
 static int s3c_adc_suspend(struct device *dev)
 {
-	struct platform_device *pdev = to_platform_device(dev);
-	struct adc_device *adc = platform_get_drvdata(pdev);
+	struct adc_device *adc = dev_get_drvdata(dev);
 	unsigned long flags;
 	u32 con;