usb: musb: dsps: fix iounmap in error and exit paths

Cleanly iounmap the pointer in error and exit paths.

Signed-off-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c
index 7c047c4a2565cca25690c47d85a2bb9eb29f728e..9c7ee26ef388062bdc5e1f1fb2097fc010882950 100644 (file)
--- a/drivers/usb/musb/musb_dsps.c
+++ b/drivers/usb/musb/musb_dsps.c
@@ -933,7 +933,7 @@ static int dsps_probe(struct platform_device *pdev)
        if (usb_get_dr_mode(&pdev->dev) == USB_DR_MODE_PERIPHERAL) {
                ret = dsps_setup_optional_vbus_irq(pdev, glue);
                if (ret)
-                       return ret;
+                       goto err_iounmap;
        }
 
        platform_set_drvdata(pdev, glue);
@@ -946,6 +946,8 @@ static int dsps_probe(struct platform_device *pdev)
 
 err:
        pm_runtime_disable(&pdev->dev);
+err_iounmap:
+       iounmap(glue->usbss_base);
        return ret;
 }
 
@@ -956,6 +958,7 @@ static int dsps_remove(struct platform_device *pdev)
        platform_device_unregister(glue->musb);
 
        pm_runtime_disable(&pdev->dev);
+       iounmap(glue->usbss_base);
 
        return 0;
 }