phy: omap-usb2: invoke pm_runtime_disable on error path

if devm_clk_get for wkupclk fails, there will be an unbalanced
pm_runtime_enable. Fix it here.

Reported-by: Benoit Parrot <bparrot@ti.com>
Cc: Roger Quadros <rogerq@ti.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>

diff --git a/drivers/phy/phy-omap-usb2.c b/drivers/phy/phy-omap-usb2.c
index 183ef43..c1a4686 100644 (file)
--- a/drivers/phy/phy-omap-usb2.c
+++ b/drivers/phy/phy-omap-usb2.c
@@ -275,6 +275,7 @@ static int omap_usb2_probe(struct platform_device *pdev)
                phy->wkupclk = devm_clk_get(phy->dev, "usb_phy_cm_clk32k");
                if (IS_ERR(phy->wkupclk)) {
                        dev_err(&pdev->dev, "unable to get usb_phy_cm_clk32k\n");
+                       pm_runtime_disable(phy->dev);
                        return PTR_ERR(phy->wkupclk);
                } else {
                        dev_warn(&pdev->dev,