diff --git a/drivers/phy/realtek/phy-rtk-usb2.c b/drivers/phy/realtek/phy-rtk-usb2.c
index 248550ef98ca..1f08b151d90a 100644
--- a/drivers/phy/realtek/phy-rtk-usb2.c
+++ b/drivers/phy/realtek/phy-rtk-usb2.c
@@ -1022,7 +1022,8 @@ static int rtk_usb2phy_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	rtk_phy->dev			= &pdev->dev;
-	rtk_phy->phy_cfg = devm_kzalloc(dev, sizeof(*phy_cfg), GFP_KERNEL);
+	rtk_phy->phy_cfg = devm_kzalloc(dev, sizeof(*rtk_phy->phy_cfg),
+					GFP_KERNEL);
 	if (!rtk_phy->phy_cfg)
 		return -ENOMEM;
 
diff --git a/drivers/phy/realtek/phy-rtk-usb3.c b/drivers/phy/realtek/phy-rtk-usb3.c
index cce453686db2..4231a8aa0ba5 100644
--- a/drivers/phy/realtek/phy-rtk-usb3.c
+++ b/drivers/phy/realtek/phy-rtk-usb3.c
@@ -576,7 +576,8 @@ static int rtk_usb3phy_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	rtk_phy->dev			= &pdev->dev;
-	rtk_phy->phy_cfg = devm_kzalloc(dev, sizeof(*phy_cfg), GFP_KERNEL);
+	rtk_phy->phy_cfg = devm_kzalloc(dev, sizeof(*rtk_phy->phy_cfg),
+					GFP_KERNEL);
 	if (!rtk_phy->phy_cfg)
 		return -ENOMEM;