isp1704_charger.diff

diff --git a/drivers/power/isp1704_charger.c b/drivers/power/isp1704_charger.c
index f2a7d97..76b28f6 100644
--- a/drivers/power/isp1704_charger.c
+++ b/drivers/power/isp1704_charger.c
@@ -442,6 +442,7 @@ static int isp1704_charger_probe(struct platform_device *pdev)
        isp->phy = devm_usb_get_phy(&pdev->dev, USB_PHY_TYPE_USB2);

    if (IS_ERR(isp->phy)) {
+       dev_err(&pdev->dev, "usb_get_phy failed\n");
        ret = PTR_ERR(isp->phy);
        goto fail0;
    }
@@ -452,8 +453,10 @@ static int isp1704_charger_probe(struct platform_device *pdev)
    isp1704_charger_set_power(isp, 1);

    ret = isp1704_test_ulpi(isp);
-   if (ret < 0)
+   if (ret < 0) {
+       dev_err(&pdev->dev, "isp1704_test_ulpi failed\n");
        goto fail1;
+   }

    isp->psy_desc.name      = "isp1704";
    isp->psy_desc.type      = POWER_SUPPLY_TYPE_USB;
@@ -478,8 +481,10 @@ static int isp1704_charger_probe(struct platform_device *pdev)
    isp->nb.notifier_call = isp1704_notifier_call;

    ret = usb_register_notifier(isp->phy, &isp->nb);
-   if (ret)
+   if (ret) {
+       dev_err(&pdev->dev, "usb_register_notifier failed\n");
        goto fail2;
+   }

    dev_info(isp->dev, "registered with product id %s\n", isp->model);